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Fox AC 3.7kW Charger Inverter Gen 2
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£770.00
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FE-AC1-3.7 | Single-phase high-voltage AC charger inverter for Fox ESS battery systems, ideal for adding storage to existing solar PV.
Key Features
- Rated AC output / charge power: 3.7 kW single-phase.
- AC-coupled design – perfect for retrofit alongside existing PV inverters.
- Compatible with Fox high-voltage battery stacks (e.g. HV2600 / ECS / EP series, depending on configuration).
- High round‑trip efficiency with HV battery architecture.
- IP65 protection – suitable for indoor or outdoor wall mounting.
- Remote monitoring and configuration via FoxESS cloud app and web portal.
- Quiet operation, natural convection plus controlled fan cooling (model dependent).
Function & Application
This AC charger inverter is used to charge and discharge Fox high-voltage batteries from the AC side of the installation, working alongside an existing on‑grid PV inverter. It enables time-of-use tariff shifting, backup power (when combined with appropriate backup hardware) and increased self-consumption of solar generation.
Typical Electrical Characteristics
| Rated AC Power | 3,680 W |
| AC Nominal Voltage | 220–240 V, single-phase |
| AC Nominal Frequency | 50 / 60 Hz |
| Battery Type | High-voltage LiFePO₄ Fox ESS battery modules |
| Protection Rating | IP65 |
| Communication | Battery CAN interface, Wi‑Fi / LAN via Fox accessories |
Installation & Integration
- Wall-mounted, compact chassis for simple installation close to the consumer unit or battery stack.
- Integrates with Fox CT / meter accessories for export limitation and advanced energy management.
- Compatible with Fox ESS monitoring platform for live and historical performance data.
MPN: FE-AC1-3.7
Model: Fox ESS AC 3.7kW Charger Inverter Gen 2
Ideal for homeowners wanting to retrofit battery storage to an existing PV system, or build a flexible AC-coupled storage solution with the Fox ESS high-voltage battery range.
- Type Solar
- Vendor Fox ESS
- SKU FE-AC1-3.7
Please note: Delivery times may vary depending on location, with specific details outlined below.
Standard Delivery
UK Mainland
- Delivery Time: 2–4 working days
- Free Delivery on most orders
- £4.95 for small items
- £69 for Solar Panels, Batteries and other specialized large items delivery
Express Delivery
UK Mainland
- Delivery Time: 1–3 working days
- Free Delivery
- £4.95 delivery for small items
Channel Islands
- Postcodes Covered: GY*, IM*, JE*
- Minimum Order: £50
- Delivery Fee: £70
Northern Ireland, Offshore Territories & Scottish Islands
- Postcodes Covered: BT*, HS*, KW, ZE
- Minimum Order: £50
- Delivery Fee: £35
Same Day Delivery
- Eligible Postcodes:
E*, EC*, N*, NW*, SE*, SW*, W*, WC*, HA*, UB*, EN*, IG*, RM*, KT*, SM*, CR*, BR*, DA*, TW* - Minimum Order: £50
- Same Day Delivery Fee: £70
- Special Requests or Locations:
For areas outside these postcodes or urgent quotes, please email orders@qualityheating.co.uk and we’ll do our best to accommodate.
Collections
Want to collect your order instead?You’re welcome to do so — just email us at orders@qualityheating.co.uk or message us via WhatsApp with your preferred collection time, and we’ll confirm the details.
Collection address: 284 Water Rd, Unit 9, London, HA0 1HX
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