12kW 48V 250VDC 120A Off-Grid Inverter by Growatt


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48V SPF 12kW DVM MPV 250VDC Off Grid 120/240V Inverter with 120A Charge Controller 
This Low Frequency, pure sine wave inverter has a continuous 3x SURGE and will start ANY load (even 4 ton AC units!!). This unit is suitable for whole-house power. The all-in-one functionality is unlike anything else on the market. Supplies a massive 100A output at true USA 120/240V Split Phase. Grid Assist feature bypasses the inverter in case of overload, programmable UPS function, low battery, etc. Wifi Monitoring available here! *Please note, the application is available on both IOS and DROID but any computer monitoring or updating is windows based.
BIG DEAL: 250V MPPT makes fewer strings, no combiner box and power can travel longer at high voltage, perfect for easier install
The power output from these units is far more stable and consistent than the transformerless version. 120A 7000W 250V SOLAR MPPT Charger built-in (2 MPPT trackers for mixed arrays). Overload, short circuit, and deep discharge protection. Compatible with mains voltage or generator power. Supports Li-Ion and Lead Acid, User can choose the proper capacity lead-acid battery with nominal voltage at 48V for 48V model. Built-in Generator Auto Start + 120A AC charger for 5000w or larger generator. Board design life is 14 years at 50% load 24/7. Doesn’t Stack, no parallel compatibility.
We do not provide charging support on used car batteries. We sell spare boards if you are living remote and want a backup. Designed to be repaired in the field, no need to buy spare inverters
Technical Information:
-Battery Required to Operate
-Built-in 120A MPPT Solar Charge Controller
-WIFI remote monitoring is available HERE
-Pure Copper Low-Frequency Transformer
-Efficiency >85% | Power Factor 1.0




All items ship from our warehouse located in NE Texas and are processed in a first-come, first-served manner. Please note, orders are typically processed within three business days. If you are looking for an international shipping quote, please reach out to freight@signaturesolar.us — we would be happy to assist!

*If you are ordering solar panels, we ask that you do not purchase the EXACT number of solar panels needed for your project. Shipping companies are mortal entities and solar panels are made of glass. Any damages must be noted / reported upon delivery to the shipping company. Damages found without notation may be refused any recourse.
Returns are accepted on a case-by-case basis. All returns may be subject to a restocking fee.


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