
Solax X1-FIT7.5 AC Coupler Battery Charger 7.5kW
X1-FIT7.5
SolaX X1-FIT7.5 7.5kW AC-Coupled Single Phase Battery Charger – Efficient Energy Storage for Retrofit & New Installations
The SolaX X1-FIT7.5 is a 7.5kW single-phase AC-coupled battery charger, ideal for both retrofit and new PV systems – or even sites without solar. Designed for maximum flexibility, it allows energy to be stored from either PV or the grid, helping reduce energy bills by using stored power during peak times. With its IP65-rated casing, it’s suitable for both indoor and outdoor environments.
- Versatile Charging Capability: Ideal for existing PV systems, new installations, or homes with no solar – enabling grid energy storage.
- AC-Coupled Design: Works alongside existing inverters, with no need to alter current PV setup.
- High Efficiency: Provides reliable performance and minimal energy loss during charging and discharging.
- Remote Monitoring: Full system control and diagnostics via SolaX Cloud platform.
- Weatherproof & Durable: IP65 protection for safe indoor or outdoor mounting.
Technical Specification
- Rated Output Power: 7.5kW
- System Type: Single Phase AC Coupled
- Efficiency: High-performance energy transfer
- Protection Rating: IP65
- Monitoring: Remote smart monitoring included
✅ Upgrade your energy system with the SolaX X1-FIT7.5 – a smart and efficient solution for energy storage with or without solar.

Product | Charge Controller |
Delivery Options:
- PRIORITY DELIVERY – Next Working Day (All items in stock and ordered before 3 pm) - £7.08 inc-VAT. (£5.90 ex-VAT)
- Orders Over £100 (before VAT): We offer free standard shipping on all orders shipped to UK mainland addresses
- Orders under £100 (before VAT): Our standard delivery fee to UK mainland addresses is £5.90 ex-VAT (£7.08 inc-VAT)
*Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £12 ex-VAT for all orders (Prices subject to change).
Items requiring specialist shipping:
- Orders containing Solar Panels, Batteries and/or Inverters: Up to 50 qty will be dispatched on a pallet and incur a £120 ex-VAT delivery charge**.
**Delivery charges to JE, GY, TR, BT, IM, IV, HS, KW, ZE and certain PA post codes are £180 ex-VAT (Prices subject to change).
Contact us if you have any further questions.