Sungold Power Off-Grid Solar Kit 20KW 48VDC 120V/240V LIFEPO4 30.72KWH LITHIUM BATTERY 32 X 450 WATTS SOLAR PANELS | SGR-20K30T
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Build Your Perfect Off-Grid Rig With Our System Calculator
Visit CalculatorThe SunGold Power Off-Grid Solar Kit is a premium high-capacity solar energy solution designed for large off-grid homes, homesteads, farms, workshops, and commercial applications. Featuring 32 high-efficiency 450W monocrystalline solar panels, a powerful 20,000W split-phase inverter system, and 30.72kWh of LiFePO4 lithium battery storage, this kit delivers exceptional energy production, dependable backup power, and long-term energy independence. Designed to support both 120V and 240V appliances, the system provides the performance required to operate large residential and commercial electrical loads while reducing reliance on utility power.


Everything you need is included with your product.
| Category | Specification |
| AC Output | 10000W |
| Output Waveform | Pure Sine Wave |
| AC Output | 120/240V (split phase/single phase) |
| MPPT operating voltage range | 125 Vdc-425 Vdc |
| Efficiency | 92% |
| Max Charging Current | 200A |
| Maximum PV Array Power | 11,000W |
| Dimension | 26 X 17.9 X 5.1 inch |
| Weight | 54lbs |
| Warranty | 3 Years |
| Certificates | UL1741 Listed By ETL |
| Category | Specification |
| Nominal Voltage | 51.2V |
| Nominal Capacity | 100AH |
| Energy | 5.12KWH |
| Standard charge/discharge current | ≤50A |
| Feature | Self-Heating |
| MAX Continuous Charge Current | 100A |
| Communication Protocol | RS485/CAN |
| Storage temperature | 14°F to 113°F (-10°C~45°C) |
| Operation temperature | Charge: 14°F to 122°F | Discharge: -4°F to 122°F |
| Dimension | 19.3 × 17.3 × 5.2 inch |
| Weight | 101 lb |
| Warranty | 10 Years |
| Category | Specification |
| Peak Power | 450W |
| Cell Type | N-type Monocrystalline |
| Product Tolerance | ±3% |
| Maximum Power Current (IMP) | 14.97A |
| Maximum Power Voltage(VMP) | 30.08V |
| Short Circuit Current(ISC) | 16.05A |
| Open Circuit Voltage(VOC) | 35.03V |
| Product Dimension | 69.37 * 44.65 * 1.38 inch |
| Product Weight | 53.35 lbs |
| Material and workmanship warranty | 12 Years |
| Performance Warranty | 30 Years |
| Certificates | UL61730,CEC Listed··· |

How much energy can this system generate per day?
Under ideal conditions with approximately 4–5 peak sun hours per day, the 14.4kW solar array can generate approximately 58–72kWh of energy daily. Actual production will vary based on location, weather conditions, shading, and installation angle.
How long will the 30.72kWh battery bank last?
Runtime depends on overall energy consumption. Essential household and operational loads can typically be powered for a full day or longer, while the large solar array replenishes battery capacity during daylight hours.
Can this system power an entire home?
Yes. The 20,000W inverter system is designed to support large residential electrical loads, including HVAC systems, well pumps, refrigerators, freezers, lighting, electronics, workshops, and other high-demand appliances.
Is the system expandable?
Yes. Additional battery storage and compatible system components can be added to accommodate future energy requirements and increased power consumption.
Is LiFePO4 battery technology safe?
Yes. Lithium Iron Phosphate batteries are among the safest lithium battery chemistries available, offering excellent thermal stability, long service life, and minimal maintenance requirements.
Is this system suitable for full-time off-grid living?
Absolutely. With 14.4kW of solar generation capacity, 30.72kWh of battery storage, and a powerful 20kW inverter system, this kit is designed for serious off-grid applications and whole-property energy independence.
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I was a DIY solar power wannabe... that is 'til I connected with Manny... The man's a prince! He not only knows his stuff; he walked me through all things electrical. To make sure I had all I needed... he gave me his cell phone # to text him anytime I got confused... nights and weekends included. The prices were very competitive... definitely go with Manny -- you won't go wrong!
Bruce D.
I am always hesitant to buy things at places I have never shopped... I want to give a shout out to Manny who with great patience and knowledge helped me get my orders... I felt valued as a customer and I will definitely be back in the future. I highly recommend them, they make you feel like family.
Jennene A.
I'm about to go off grid. I called Manny, he walked me through everything so I could truly understand what I needed and never tried to upsell me. He was honest and made a customer for life.
Ray B.
I would personally like to thank Manny... I purchased the inverter and decided I needed to return it... Manny was very understanding and went out of his way to help me return the product and not even have to pay for shipping return. He gives this company reputation, honor and quality customer service!
Roger V.
I have been talking with Manny the owner... He has not only helped me design a system but he's been assisting with the install and components. I am super pleased so far with the assistance.
Jeff S.
We added 2 more batteries to our current set up. Pleased with the customer service from Off-Grid Source! Will be back!
Jason
Very fast response times. Very professional. I highly recommend!
Ray W.
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