SolaX X1 Boost 3.0kW G4 – Single Phase Solar Inverter (2 MPPT)

SolaX X1 Boost 3.0kW G4 Single Phase Solar Inverter

Designed for reliability, efficiency, and intelligent energy management, the SolaX X1 Boost 3.0kW G4 is an advanced solar inverter tailored to small-to-medium UK residential installations. With smart features and robust engineering, it helps homeowners harness more power from the sun and control their energy like never before.

Compact Yet Powerful Solar Conversion

The 3.0kW output capacity is perfect for typical domestic solar systems. Featuring dual MPPT (Maximum Power Point Tracking), the inverter can optimise two independent panel strings – ideal for rooftops with varying angles or partial shading. This ensures you capture every bit of usable solar energy, even in less-than-perfect conditions.

• Max. PV input: 6000W – up to 200% DC oversizing
• Max. efficiency: 98% – more sunlight converted to usable energy
• Dual MPPT: Optimise energy generation across separate panel arrays

Smart Monitoring and Connectivity

Stay connected to your system in real time with optional WiFi, LAN or 4G dongles. The inverter works seamlessly with the SolaX app, giving you full visibility of power production, system performance and error notifications, all from your phone or tablet.

• 10-second data updates with compatible dongle
• Clear LCD interface plus app-based control
• Fully compatible with SolaX DataHub for centralised management

Built for the British Climate

Durable and weatherproof, the X1 Boost 3.0kW G4 is certified to IP66, making it suitable for outdoor installations anywhere in the UK. With natural cooling and low noise emissions (just 25 dB), it integrates easily and discreetly into residential environments.

• IP66 rated – ideal for outdoor walls, garages, or utility areas
• Passive cooling design – no noisy fans required
• Wide temperature range: -25°C to +60°C

Comprehensive Safety Features

The inverter includes a full suite of protections to ensure safe and stable grid interaction. It supports all required UK regulations (G98/G99) and offers optional add-ons for advanced safety, including arc-fault protection and export limitation.

• Type II surge protection (DC and AC) – optional
• Integrated DC switch and residual current monitoring
• Optional DC AFCI and external rapid shutdown

Why Evergy Recommends This Product

The SolaX X1 Boost 3.0kW G4 combines efficiency, flexibility, and peace of mind in one compact package. It’s ideal for homes aiming to reduce energy bills and gain more control over their energy use. Whether you're starting a new installation or upgrading an older inverter, this model offers a future-ready solution backed by proven technology.

Technical Overview

• Model: X1-BOOST-3K-G4
• AC output power: 3000W
• PV input current: 2 x 16A
• Startup voltage: 50V
• MPPT range: 40V to 560V
• Dimensions: 404 × 274 × 146 mm
• Weight: 11 kg

What’s in the Box

• SolaX X1 Boost 3.0kW G4 inverter unit
• Wall mounting bracket and fixings
• Quick start installation guide

Delivery & Support

All orders include tracked UK-wide shipping, and Evergy offers full technical support and installation guidance for certified installers. Contact us if you need help finding an installer or integrating this inverter into a new or existing system.

Ready to Take Control of Your Energy?

Power your home with high-efficiency, low-hassle solar technology. View more solar inverter options or contact us to get started today.