12kW Off-Grid Inverter

12kW Home Commercial Pure Sine Wave Off-grid Inverter

12kW inverter is engineered for demanding home and commercial off-grid applications where stable output, high charging capability, and solar-ready design matter. As a 12kW solar inverter with built-in MPPT, it supports PV system connection and delivers grid-level pure sine wave power with low interference—ideal for sensitive electronics and higher starting loads.

 

Built on a 48V platform, the unit is designed for long service life (5+ years), rugged environments, and professional installation.

 

Note: This model is an off-grid inverter (not a grid-tie unit). It supports PV + battery + generator/utility input in hybrid system architecture.

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Why This 12kW Inverter Fits Real Projects

1

Stable Power for Heavy Loads

With 12kW / 5.5kVA rated output, this 12kW pure sine wave inverter supports higher running loads and better performance on motor-start applications (within system design limits), while maintaining clean waveform output.

2

Solar-Ready With Built-in MPPT

As a 12kW MPPT inverter, it integrates MPPT solar charging without needing a separate controller—reducing wiring time, parts count, and failure points.

3

Hybrid System Friendly (PV + Battery + AC Input)

This inverter supports AC input from utility or generator (sinusoidal input) and offers pass-through without battery, allowing flexible deployment as a 12kW hybrid inverter solution in off-grid or backup architectures.

4

High Charging Capability for Faster Recovery

With 150A max charge current, the unit supports faster battery replenishment (battery type and BMS limits apply).

5

Rugged Design for Harsh Environments

Waterproof, dustproof, and temperature resistant construction supports installation in demanding environments (recommended sheltered outdoor placement for best longevity).

6

Deep Customization & OEM Support

As a direct manufacturer, we offer: OEM & ODM customization/Labeling and branding options/Electrical configuration adaptation/Complimentary design and technical support

7

Broad Device Compatibility

Highly compatible with 99.99% of common solar system components, including batteries, charge controllers, and off-grid energy storage systems.

Application Scenarios

Residential Off-Grid Solar Power

Residential Off-Grid Solar Systems

Use as a solar inverter 12kW for homes requiring higher power capacity for multiple circuits, appliances, and essential loads.

Home Solar Energy Storage

Small Commercial Off-Grid Power

A reliable 12kW power inverter option for shops, small facilities, telecom rooms, farms, and field offices.

Off-grid and hybrid home power solutions

Hybrid Backup With Generator Support

Works well where a generator is used for charging and backup supply—common in remote or unstable-grid locations (often searched as “12kW inverter generator” use cases, i.e., inverter + generator hybrid systems).

Off-Grid Energy Storage for Construction Sites

Solar + Battery Storage Systems

Ideal for integrators building PV + battery packages using a 12kW inverter charger architecture with MPPT and high charge current.

OEM/ODM Customization

We support OEM & ODM programs for distributors and project integrators, including:
Automated Production Line for Solar Battery Pack

Branding, labeling, packaging

Interface and configuration alignment

Documentation support (datasheet, manual, wiring diagram)

Project-based engineering assistance

Parameters

NameOff-Grid Inverter
Efficiency (Line Mode)>95% (Rated R load, battery full charged)
Useful Life5+ years
Pass Through Without BatteryYes
PV Voltage Working Range120-500Vdc
MPPT Operating Range120-450Vdc
Min Startup Voltage46Vdc
Parallel CapabilityNO
Peak Efficiency>93%
Nominal DC input Voltage24Vdc
Input Voltage WaveformSinusoidal (utility or generator)
Nominal Input Voltage230Vac
Nominal Input Frequency50/60HZ
Input Voltage RangeNormal mode 90-280Vac, UPS mode 170-280Vac
Max. Charge Current150A
Over Charge ProtectionYes
Max. Input Power12kW
Max. Solar Charging Current80A
Max. Input Current16A×2
Rated Output Power5.5KVA/12kW
Nominal Output Voltage220Vac±5%
Nominal Output Frequency50±0.3Hz/60Hz±0.3Hz(Adjustable)
Over-Load Protection5.5s@>150%load; 10.5s@105%~150%load
Operating Temperature-10°C~60°C
Dimensions521.8×392×140 mm
Weight16.35 kg

Certificate

Pre-integrated UN38.3, MSDS, UL, CE, FCC, IEC, RoHS and other certifications to shorten market access cycles.

Wholesale Process

Frequently Asked Questions (FAQ)

This is a 12kW off-grid solar inverter designed for PV + battery systems and hybrid architectures. It is not a grid-tie inverter.

Yes—many installers use it as a 12kW hybrid inverter in off-grid or backup designs because it supports PV input, battery charging, and AC input (utility/generator) with pass-through.

Yes. It is a 12kW MPPT inverter with MPPT operating range 120–450Vdc.

It supports pass-through without battery (system design and operating conditions apply).

No. This 12kW inverter off grid model does not support parallel operation.

It is built for a 48V battery bank (48Vdc nominal). Always verify battery BMS limits and recommended protection devices.

It supports sinusoidal AC input from utility or generator. Proper sizing and stable output are recommended for best performance.

Yes. The 12kW pure sine wave inverter output provides grid-quality waveform with low interference, suitable for sensitive electronics.

PV sizing depends on location, sunlight hours, battery capacity, and load profile. This unit supports PV working range 120–500Vdc; string design must stay within this window.

Standard warranty is 2 years, with a design life of 5+ years under proper installation and operating conditions.

Related Products

Max IO
1.2kW
Max Solar Charging Current
60A
OFF GRID
Max IO
3.6kW
Max Solar Charging Current
100A
OFF GRID
OFF GRID
Max IO
5.5kW
Max Solar Charging Current
100A

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Whether you are a systems integrator, electrical distributor, or building your own brand, you get stable products and flexible cooperation mechanisms.

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