
SunGoldPower | Off-Grid Solar Kit 12000W 48VDC 120V/240V LifePo4 20.48KWH Lithium Battery | 12x 415 Watts Solar Panels SGR-12K20E
Power Your Home or Cabin with a Complete, High-Capacity Off-Grid Solar System

The Off-Grid Solar Kit 12000W 48VDC 120V/240V LifePo4 20.48KWH Lithium Battery | 12x 415 Watts Solar Panels SGR-12K20E is a powerful and scalable solution for homeowners, cabins, or remote locations looking to achieve energy independence. With a 12KW split-phase inverter, 20.48KWh of lithium storage, and 4.98KW of solar generation capacity, this kit delivers clean, quiet, and reliable off-grid electricity—perfect for powering heavy appliances and daily household needs.
Key Features:
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12,000W 48VDC Split-Phase Inverter
Delivers both 120V and 240V AC power to run everything from refrigerators to water pumps and air conditioners. -
20.48KWH Lithium Iron Phosphate Battery Bank
Includes 4 x 5.12KWH LiFePO4 PowerWall batteries for safe, long-lasting energy storage. -
12 x 415W Monocrystalline Solar Panels
High-output panels delivering up to 4.98KW of solar input for robust energy production. -
Estimated Daily Output: 20KWH
Based on 4 hours of peak sunlight—supports typical home energy usage of ~600KWH/month. -
Expandable System Design
Easily add batteries and solar panels to grow your system as needed.
What’s Included:
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(1) 12KW 48VDC Pure Sine Wave Inverter (120/240V AC Split-Phase)
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(4) 5.12KWH LiFePO4 Lithium Batteries (Total: 20.48KWH)
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(12) 415W Monocrystalline Solar Panels
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MPPT Charge Controller
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Mounting Z-Brackets, Solar Cables, and Installation Accessories
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Technical Manual and Customer Support
Ideal For:
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Off-grid residential homes and cabins
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Homesteads and small farms
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Remote buildings and backup power systems
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Workshops and high-load RV installations
System Benefits:
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Run Heavy Appliances with Confidence – 12KW inverter handles high-demand loads like HVAC, pumps, and kitchen appliances.
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Long-Life Lithium Battery Bank – Advanced LiFePO4 chemistry ensures high safety, depth of discharge, and cycle life.
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Quiet, Clean Energy – Replace noisy, fuel-burning generators with a solar solution that runs silently.
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Scalable Power Infrastructure – Future-proof your off-grid setup with room for expansion.



What's Included
1 X 12000 Watt 48V DC 120V/240V AC Output
12 X 415 Watt Monocrystalline Solar Panels
5 X 100AH 51.2V Lifepo4 Battery
2 X 100A MPPT Solar Charge Controller
1 X Enclosed Battery Cabinet
2 Sets 50 Feet, Solar Extension Cables-Inverter PV input
2 Sets Cable Between Battery and MPPT Controller
12 Sets Mounting Z-Brackets
1 X 400A DC Breaker
2 X 25A PV Breaker
Specifications





Manuals and Downloads
- 12000W Solar Inverter
- LifePo4 5.12KWH Lithium Battery
- 415 Watts Solar Panels
- 100A MPPT Solar Controller
- Wiring Diagram
Warranty
- 12000W Solar Inverter - 3 Years Warranty
- LifePo4 5.12KWH Lithium Battery - 10 Years Warranty
- 415 Watts Solar Panels - 25 Years Warranty
- 100A MPPT Solar Controller - 3 Years Warranty