SolaX X1 Boost G4 2.5kW–6kW Single Phase String Inverters

SolaX X1 Boost G4 2.5kW–6kW Single Phase String Inverters

• Available Sizes: 2.5kW, 3.0kW, 3.3kW, 3.6kW, 4.0kW, 4.2kW, 5.0kW, 6.0kW
• Rated AC Output Power: 3,000W–6,000W (model dependent)
• Max. PV Input Power: Up to 12,000W (6.0kW model)
• MPPT Voltage Range: 40–560V
• Max. PV Input Voltage: 600V
• Max. PV Input Current: 16A per MPPT (all models)
• Number of MPPTs: 2
• Start-up Voltage: 50V
• Max. Efficiency: 98% (all models)
• European Efficiency: 97%
• Dimensions (W x H x D): 404 × 274 × 146 mm
• Weight: 11 kg
• Ingress Protection: IP66
• Operating Temperature: -25°C to 60°C
• Cooling: Natural cooling
• Communication: USB, RS485, DRM, optional Meter/CT, WiFi dongle (optional)
• Built-in Export Control: Yes
• Type II SPD (AC & DC): Yes
• AFCI & Rapid Shutdown: Optional
• Warranty: 10–12 years

Shared Features Across All Models

• 200% PV oversizing supported
• Supports parallel operation (up to 5 inverters, no external EMS required)
• Smart load management (e.g. EV charger, heat pump integration)
• Built-in export power control
• 10s data refresh on SolaX Cloud
• Easy configuration via WiFi & App
• I-V curve diagnosis and global MPP scan
• Quiet operation (fanless, natural cooling)

Note: The SolaX X1 Boost G4 range is ideal for residential solar installations requiring high efficiency, flexible system design, and robust safety features. For detailed model-by-model specifications, consult the official SolaX datasheet or contact your distributor.

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 all orders

Express Delivery

UK Mainland

• Delivery Time: 1–3 working days
• Delivery fee of £15

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: £60
• 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