SolaX X1 HYBRID G4 3.7kW Single-Phase Hybrid Inverter

Name: SolaX X1 HYBRID G4 3.7kW Single-Phase Hybrid Inverter
Brand: SolaX
SKU: X1-FIT-3.7-Charger
Price: 654.16 GBP
Availability: InStock

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The SolaX X1 HYBRID G4 3.7kW Single-Phase Hybrid Inverter is an intelligent energy storage solution designed for residential solar PV systems. Featuring dual MPPT technology, up to 200% PV oversizing capability and compatibility with high-voltage lithium batteries, it maximises solar self-consumption while providing reliable backup power. With fast UPS-level switchover, advanced smart energy management and an IP65-rated enclosure, the X1 HYBRID G4 delivers efficient, dependable performance for modern homes.

AC Attribute	Specification
Rated Output Power	3680W
Maximum Apparent Power	3680VA
Rated Output Voltage	220 / 230 / 240V AC
Number of Phases	1
Rated Frequency	50 / 60Hz
Power Factor	0.8 leading to 0.8 lagging
EPS Output Power	3680VA
Peak EPS Output	5520VA (10 seconds)
Switchover Time	<10ms

DC Attribute	Specification
Max PV Array Power	7.4kWp
Max PV Input Power	6.9kW
Max Input Voltage	600V
MPPT Voltage Range	70–550V
Start-up Voltage	90V
Number of MPPTs	2
Strings per MPPT	1 / 1
Max Input Current per MPPT	16A / 16A
Max Short Circuit Current per MPPT	20A / 20A

In stock

Quantity:

Key features

3.7kW hybrid inverter with integrated battery storage compatibility.
Dual MPPT trackers for improved energy harvest across multiple roof orientations.
Supports up to 200% PV oversizing and 16A input per MPPT for high-power solar panels.
UPS-level EPS backup with <10ms switchover for uninterrupted power during outages.
IP65-rated enclosure with smart energy management, VPP readiness and optional WiFi monitoring.

Weight

24KG

Dimensions

482 × 417 × 181mm

Efficiency

97.6%

Product code

X1-HYBRID-3.7-D / X1-HYBRID-3.7-M

Warranty

5 Years

Delivery information

Inverter Delivery

Inverters will be sent using DPD as the main courier on a next day service for orders placed before 1PM. Orders containing multiple inverters, 6+, or inverters weighing over 30kg will be sent with our trusted pallet network on a 48hr service as standard. If you
require any additional information please reach out and we will offer a bespoke shipping service where applicable. Please check Tail-lift at checkout if required at delivery address, if this is not checked our couriers will be expecting a forklift on site to unload goods.

Inverter Returns

If for whatever reason you would like to arrange a return of your order this must be done at your own cost. The return period is 30 days from date of delivery. Damaged goods will be replaced or refunded, given sufficient evidence (images) has been provided to us within half an hour of delivery. Once they have been returned to our HQ at Power Warehouse, 3 Houghton St, Oldbury, Birmingham, B69 2BB we can go about arranging a replacement or refund. Please get in touch prior to shipping any goods back to us.

Downloads

Installation Manual Download

What makes us special?

Direct Access to Tier 1 Solar Brands

Ensuring high-quality equipment at competitive prices.

Flexible Ordering with No Minimum Quantity

Allowing flexibility for our customers to suit their needs.

Expert Support and Rapid Fulfillment

A dedicated team coupled with same/next day delivery solutions.

Delivery FAQ's

How quickly can I expect my order to arrive?

We offer next-day delivery on all in-stock items across mainland UK when you order before our daily cut-off time. You'll receive tracking information as soon as your order is dispatched.

Can I schedule delivery to align with my installation project?

Absolutely. We understand how important timing is in this industry, so we offer flexible delivery scheduling. Just speak to our team when placing your order to arrange a date that suits your project timeline.

Do you offer same-day dispatch?

Yes—orders placed before 2pm on working days are processed for same-day dispatch (subject to stock availability). We work hard to ensure your equipment arrives exactly when you need it.

SolaX X1 HYBRID G4 3.7kW Single-Phase Hybrid Inverter

What makes us special?

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Delivery FAQ's