SAJ devices

SAJ develops inverter and energy storage solutions for residential and commercial clean energy systems, with a focus on smarter energy management and user-side storage.

Battery Storage, Solar Inverter Official site available

View devices Official website

Catalog devices

SAJ products in the EnergyMeterHub catalog

Battery Storage Depends on paired SAJ hybrid inverter; commonly used in residential single-phase systems

SAJ B2 HV Series

A modular high-voltage home battery for solar households that want IP65-rated outdoor flexibility, 90% DoD usable capacity, and a clean path from 5 to 25 kWh nominal storage.

CAN Wall-mounted or ground-mounted modular high-voltage residential battery

Solar Inverter Three-phase 3L+N+PE; 220/380 V, 230/400 V or 240/415 V nominal; 180-280 V L-N / 312-485 V L-L; 50/60 Hz.

A three-phase 5 kW grid-tied residential string inverter with two MPPT trackers, a 7.5 kWp maximum PV-array rating, IP65 wall mounting, optional remote monitoring, and documented local communication paths.

RS232 (USB) / RS485 (RJ45) / optional Wi-Fi, GPRS or 4G / supported local web interface Wall-mounted, transformerless IP65 residential rooftop PV string inverter; rear-panel mounting and AC/DC/grid connection require a qualified technician. Home Assistant Local API

Brand overview

About SAJ

Overview

SAJ develops inverter and energy storage solutions for residential and commercial clean energy systems, with a focus on smarter energy management and user-side storage.

SAJ was founded in 2004 and is based in China. SAJ is most relevant for homeowners and installers looking at integrated residential energy systems rather than isolated single-purpose hardware.

Product focus

Residential and commercial inverters for solar generation
Energy storage systems and smart energy management solutions
User-side clean-energy products aimed at simpler system coordination

Typical applications

Residential solar-plus-storage installations
Homes that need monitoring and backup-oriented energy workflows
Projects where inverter and storage coordination is a priority

Official website

Learn more at saj-electric.com.