{"product_id":"fox-ess-h3-125-plus-125kw-three-phase-hybrid-inverter-commercial-battery-storage-inverter-uk","title":"Fox ESS H3-125-Plus 125kW Three-Phase Hybrid Inverter | Commercial Battery Storage","description":"\u003cdiv style=\"font-size: 16px; max-width: 900px; margin: 0 auto; font-family: Arial, Helvetica, sans-serif; color: #222; line-height: 1.55;\"\u003e\n\u003cdiv style=\"margin: 0 0 24px 0;\"\u003eThe \u003cstrong\u003eFox ESS H3-125-Plus\u003c\/strong\u003e is the flagship model in the \u003cstrong\u003eH3 Plus commercial hybrid inverter range\u003c\/strong\u003e, delivering \u003cstrong\u003e125kW nominal AC power\u003c\/strong\u003e and up to \u003cstrong\u003e137.5kVA\u003c\/strong\u003e of output for large commercial and industrial three-phase installations. Built around high-voltage LFP battery storage with \u003cstrong\u003e240A max charge\/discharge current\u003c\/strong\u003e across three independent battery ports, it combines an \u003cstrong\u003e8 MPPT \/ 250kW PV input\u003c\/strong\u003e with \u003cstrong\u003esub-10ms EPS switchover\u003c\/strong\u003e and \u003cstrong\u003eFoxCloud V2.0\u003c\/strong\u003e remote monitoring, making it suited to logistics hubs, production facilities, and other sites where continuity of supply is critical.\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 10px; margin: 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1 1 140px; background: #00837714; border: 1px solid #008377CF; border-radius: 8px; padding: 14px 10px; text-align: center; min-width: 140px;\"\u003e\n\u003cdiv style=\"font-size: 20px; font-weight: bold; color: #008377cf;\"\u003e125kW\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #444; margin-top: 4px;\"\u003eNominal AC Power\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 140px; background: #00837714; border: 1px solid #008377CF; border-radius: 8px; padding: 14px 10px; text-align: center; min-width: 140px;\"\u003e\n\u003cdiv style=\"font-size: 20px; font-weight: bold; color: #008377cf;\"\u003e137.5kVA\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #444; margin-top: 4px;\"\u003eMax AC Output\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 140px; background: #00837714; border: 1px solid #008377CF; border-radius: 8px; padding: 14px 10px; text-align: center; min-width: 140px;\"\u003e\n\u003cdiv style=\"font-size: 20px; font-weight: bold; color: #008377cf;\"\u003eup to 250kW\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #444; margin-top: 4px;\"\u003ePV Input\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 140px; background: #00837714; border: 1px solid #008377CF; border-radius: 8px; padding: 14px 10px; text-align: center; min-width: 140px;\"\u003e\n\u003cdiv style=\"font-size: 20px; font-weight: bold; color: #008377cf;\"\u003e8\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #444; margin-top: 4px;\"\u003eMPP Trackers\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 140px; background: #00837714; border: 1px solid #008377CF; border-radius: 8px; padding: 14px 10px; text-align: center; min-width: 140px;\"\u003e\n\u003cdiv style=\"font-size: 20px; font-weight: bold; color: #008377cf;\"\u003e98.5%\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #444; margin-top: 4px;\"\u003eMax Efficiency\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 140px; background: #00837714; border: 1px solid #008377CF; border-radius: 8px; padding: 14px 10px; text-align: center; min-width: 140px;\"\u003e\n\u003cdiv style=\"font-size: 20px; font-weight: bold; color: #008377cf;\"\u003e\u0026lt;10ms\u003c\/div\u003e\n\u003cdiv style=\"font-size: 13px; color: #444; margin-top: 4px;\"\u003eEPS Switch Time\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 4px solid #C0392B; background: #FDEDEC; padding: 12px 16px; margin: 18px 0; border-radius: 4px;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #c0392b; margin-bottom: 4px;\"\u003eQualified Installation Required\u003c\/div\u003e\n\u003cdiv style=\"color: #333;\"\u003eThis is a high-voltage commercial hybrid inverter operating on 380\/400V three-phase supplies with battery voltages up to 950V DC. Installation, commissioning and grid connection must be carried out by a qualified, competent electrician in accordance with local grid codes and wiring regulations.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 4px solid #008377CF; background: #00837714; padding: 12px 16px; margin: 18px 0; border-radius: 4px;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 4px;\"\u003eBattery Compatibility\u003c\/div\u003e\n\u003cdiv style=\"color: #333;\"\u003eCompatible exclusively with \u003cstrong\u003eFox ESS high-voltage LFP battery stacks\u003c\/strong\u003e, including the CQ16 series, connected across the inverter's three independent battery ports.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 14px; margin: 24px 0;\"\u003e\n\u003cdiv style=\"flex: 1 1 260px; min-width: 260px; border: 1px solid #E0E0E0; border-radius: 8px; padding: 16px; background: #FFFFFF;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 6px;\"\u003e100% Unbalanced Three-Phase Output\u003c\/div\u003e\n\u003cdiv style=\"color: #333; font-size: 15px;\"\u003eEach phase can be loaded independently up to full capacity, so uneven commercial loads — common in sites with mixed single and three-phase circuits — don't force the inverter to derate.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; min-width: 260px; border: 1px solid #E0E0E0; border-radius: 8px; padding: 16px; background: #FFFFFF;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 6px;\"\u003eLong Backup Capability\u003c\/div\u003e\n\u003cdiv style=\"color: #333; font-size: 15px;\"\u003eWith more than \u003cstrong\u003e6 hours of backup power\u003c\/strong\u003e available from a fully charged battery stack, the H3-125-Plus keeps critical processes running through extended grid outages rather than just bridging short interruptions.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; min-width: 260px; border: 1px solid #E0E0E0; border-radius: 8px; padding: 16px; background: #FFFFFF;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 6px;\"\u003eSub-10ms EPS Switching\u003c\/div\u003e\n\u003cdiv style=\"color: #333; font-size: 15px;\"\u003eThe Emergency Power Supply function switches to backup in \u003cstrong\u003eunder 10 milliseconds\u003c\/strong\u003e, fast enough that sensitive electronic loads and control systems typically ride through the transition without a reset.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; min-width: 260px; border: 1px solid #E0E0E0; border-radius: 8px; padding: 16px; background: #FFFFFF;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 6px;\"\u003eEight Independent MPP Trackers\u003c\/div\u003e\n\u003cdiv style=\"color: #333; font-size: 15px;\"\u003eWith \u003cstrong\u003e8 MPPTs and 2 strings per tracker\u003c\/strong\u003e, PV arrays can be split across multiple roof orientations or shading conditions without sacrificing harvest, up to 250kW of connected array capacity.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; min-width: 260px; border: 1px solid #E0E0E0; border-radius: 8px; padding: 16px; background: #FFFFFF;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 6px;\"\u003eHigh-Voltage Battery Architecture\u003c\/div\u003e\n\u003cdiv style=\"color: #333; font-size: 15px;\"\u003eOperating across a \u003cstrong\u003e180–950V DC battery window\u003c\/strong\u003e with 240A max charge\/discharge current keeps conduction losses low even at full 125kW throughput, supporting the unit's 98.5% peak efficiency.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 260px; min-width: 260px; border: 1px solid #E0E0E0; border-radius: 8px; padding: 16px; background: #FFFFFF;\"\u003e\n\u003cdiv style=\"font-weight: bold; color: #008377cf; margin-bottom: 6px;\"\u003eFoxCloud V2.0 Remote Monitoring\u003c\/div\u003e\n\u003cdiv style=\"color: #333; font-size: 15px;\"\u003eBuilt-in \u003cstrong\u003eWi-Fi, LAN, Bluetooth and optional 4G connectivity\u003c\/strong\u003e feed FoxCloud V2.0, giving installers and site managers live visibility across multi-inverter, multi-battery commercial deployments.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 15px;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 12px; border: 1px solid #008377CF;\"\u003ePV Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eMax. Array Power\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e250 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eMax. Input Power\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e250 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eWithstand Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e1000 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eInput Voltage Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e180 – 950 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eMax. MPPT Input Current\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e40 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eMax. MPPT Short Circuit Current\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e50 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eMPPT Voltage Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e180 – 850 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eStart-up Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e180 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eNo. of MPP Trackers\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eStrings per MPP Tracker\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 12px; border: 1px solid #008377CF;\"\u003eBattery Specification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eBattery Type\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eLFP (LiFePO₂)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eVoltage Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e180 – 950 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eMax. Charging\/Discharging Current\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e240 A (80+80+80)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eBattery Ports\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eCommunication\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eCAN × 3\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 12px; border: 1px solid #008377CF;\"\u003eAC Output (On-Grid)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eNominal AC Power\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e125 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eMax. AC Output Power\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e137.5 kVA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eRated AC Output Current (Per Phase)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e189.9 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eMax. AC Output Current (Per Phase)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e198.5 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eNominal AC Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e380\/400V, 3W+N+PE or 3W+PE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eAC Voltage Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e0.8 ~ 1.2 Un\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eNominal AC Frequency\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eFrequency Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e50\/60 Hz, ±5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003ePower Factor\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e0.8 leading – 0.8 lagging\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eTHDi\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e\u0026lt;3% @ Rated Power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 12px; border: 1px solid #008377CF;\"\u003eAC Input\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eMax. AC Input Power\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e207 kVA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eMax. Bypass Current\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e300 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eNominal AC Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e380\/400V, 3W+N+PE or 3W+PE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eFrequency Range\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e50\/60 Hz, ±5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 12px; border: 1px solid #008377CF;\"\u003eEPS Output (Load)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eMax. AC Output Power\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e155 kVA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003ePeak AC Output Power (10s)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e155 kVA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eLRA Current\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e300 A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eNominal AC Voltage\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e380\/400V, 3W+N+PE or 3W+PE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eNominal AC Frequency\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e50\/60 Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eSwitching Time\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e\u0026lt;10 ms\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eTHDv\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e\u0026lt;3% @ Rated Power\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 12px; border: 1px solid #008377CF;\"\u003eEfficiency\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eEuropean Efficiency\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e98.1%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eMax. Efficiency\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e98.5%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 12px; border: 1px solid #008377CF;\"\u003eProtection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eDC Input Switch\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eBattery Reverse Polarity\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003ePV Reverse Polarity\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eAC Overcurrent Protection\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eAC Output Short Circuit Protection\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eAC\/DC Surge Protection\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eClass II\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eISO Detection\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eResidual Current Detection\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eGround Fault Detection\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eAFCI\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eTerminal Overtemperature Protection\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eString Current Detection\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd colspan=\"2\" style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 10px 12px; border: 1px solid #008377CF;\"\u003eGeneral Specification\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eDimensions (W×H×D)\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e730 × 1060 × 305 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eWeight\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e120 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e−30 to 60°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eCooling Method\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eSmart air cooling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eOperating Altitude\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e4000 m\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eHumidity\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e0 – 100%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eNoise\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e\u0026lt;70 dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eStandby Consumption\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e\u0026lt;60 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eDC-Link EV Charger Ready\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003e20 – 50 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eIngress Protection\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eIP65\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eTopology\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eNon-isolation\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #FFFFFF;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eDisplay\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eLED, LCD, Wi-Fi+APP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background: #F5F9F9;\"\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0; font-weight: 600; width: 45%;\"\u003eCommunication Ports\u003c\/td\u003e\n\u003ctd style=\"padding: 8px 12px; border: 1px solid #E0E0E0;\"\u003eUSB \/ RS485 \/ Bluetooth \/ Wi-Fi+LAN \/ 4G (optional) \/ CAN\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv style=\"margin: 24px 0;\"\u003e\n\u003cdetails style=\"margin-bottom: 10px; border: 1px solid #E0E0E0; border-radius: 6px; overflow: hidden;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 16px; cursor: pointer; list-style: none;\"\u003eIs the Fox ESS H3-125-Plus suitable for outdoor installation?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; background: #FAFAFA; color: #333;\"\u003eYes, it carries an \u003cstrong\u003eIP65 ingress protection rating\u003c\/strong\u003e and an operating temperature range of −30 to 60°C, making it suitable for sheltered outdoor plant areas as well as indoor plant rooms.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 10px; border: 1px solid #E0E0E0; border-radius: 6px; overflow: hidden;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 16px; cursor: pointer; list-style: none;\"\u003eWhat batteries can I connect to the H3-125-Plus?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; background: #FAFAFA; color: #333;\"\u003eThe H3-125-Plus is designed for \u003cstrong\u003eFox ESS high-voltage LFP battery stacks\u003c\/strong\u003e such as the CQ16 series, connected via its three independent battery ports, each supporting up to 80A charge\/discharge current.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 10px; border: 1px solid #E0E0E0; border-radius: 6px; overflow: hidden;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 16px; cursor: pointer; list-style: none;\"\u003eHow long will the H3-125-Plus power my site during a grid outage?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; background: #FAFAFA; color: #333;\"\u003eWith \u003cstrong\u003emore than 6 hours of backup capability\u003c\/strong\u003e from a fully charged battery bank and an EPS switching time of under 10ms, it's designed to maintain continuity for critical commercial loads through extended outages.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 10px; border: 1px solid #E0E0E0; border-radius: 6px; overflow: hidden;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 16px; cursor: pointer; list-style: none;\"\u003eCan the H3-125-Plus handle unbalanced three-phase loads?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; background: #FAFAFA; color: #333;\"\u003eYes, it \u003cstrong\u003esupports 100% unbalanced three-phase output\u003c\/strong\u003e, so each phase can be loaded independently without derating the overall system.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 10px; border: 1px solid #E0E0E0; border-radius: 6px; overflow: hidden;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 16px; cursor: pointer; list-style: none;\"\u003eDoes the H3-125-Plus support EV charging?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; background: #FAFAFA; color: #333;\"\u003eThe unit includes \u003cstrong\u003eDC-Link EV charger readiness\u003c\/strong\u003e for 20–50kW, allowing integration with compatible EV charging infrastructure.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"margin-bottom: 10px; border: 1px solid #E0E0E0; border-radius: 6px; overflow: hidden;\"\u003e\n\u003csummary style=\"background: #008377CF; color: #ffffff; font-weight: bold; padding: 12px 16px; cursor: pointer; list-style: none;\"\u003eHow is the H3-125-Plus monitored remotely?\u003c\/summary\u003e\n\u003cdiv style=\"padding: 12px 16px; background: #FAFAFA; color: #333;\"\u003eIt connects via \u003cstrong\u003eWi-Fi, LAN, Bluetooth, USB, RS485 and optional 4G\u003c\/strong\u003e to FoxCloud V2.0, giving installers and site managers live monitoring across multi-inverter, multi-battery commercial systems.\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Fox ESS","offers":[{"title":"Default Title","offer_id":65251880239453,"sku":"FE-H3-PLUS-125.0","price":10995.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/FoxESSH3Pluscommercialhybridinverter.jpg?v=1784038643","url":"https:\/\/qualityheating.co.uk\/products\/fox-ess-h3-125-plus-125kw-three-phase-hybrid-inverter-commercial-battery-storage-inverter-uk","provider":"AIZO Quality Heating","version":"1.0","type":"link"}