Description
Solis RAI-3K-48ES-5G 3kW AC-Coupled Battery Inverter
The Solis RAI-3K-48ES-5G is a 3kW AC-coupled battery inverter designed to add energy storage to existing or new solar PV systems without replacing the original inverter.
Ideal for retrofit battery installations, this unit enables intelligent charging and discharging of compatible 48V battery systems to increase self-consumption and reduce grid reliance.
Key Specifications
Rated Power: 3kW
Type: AC-Coupled Battery Inverter
Battery Voltage: 48V systems
Includes: CT clamp and wall mounting bracket
System Compatibility
Suitable for use alongside:
Dual MPPT string inverters
Micro-inverter systems
Systems using power optimisers
Compatible with a wide range of 48V battery systems, including lithium (e.g. Pylontech) and supported lead-acid configurations.
Condition
Fully tested and inspected in our workshop.
Please note: the battery cover has minor cosmetic damage which does not affect operation or performance (see images).
Application
Perfect for upgrading existing solar installations to include battery storage without altering the main PV inverter setup.
3-month warranty included unless otherwise stated.
All units are professionally tested prior to dispatch.














