SunGold Power 5kW Off-Grid Solar Kit, 2.22kW Solar, 10.24kWh Battery | 120V | SGM-5K10M
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Free Shipping In The USA | Call Us: 877-556-3347
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Not Sure This Is The Right System?
Request a Free Solar ProposalTen kilowatt-hours of storage usually means a rack, a cabinet, or a stack of boxes taking up floor space. This one hangs on a wall. It's the kit for a garage, a utility room, or a finished cabin interior where the equipment has to live somewhere you'll actually look at, on a property that runs entirely on 120V. 10.24kWh behind a 5,000W inverter with 2,220W of solar keeps a refrigerator running for more than two days with no sun.
120V output only. This kit doesn't run 240V appliances. No well pump, central AC, electric dryer, or electric water heater. If you need 240V, our split-phase kits start at 6.5kW.

Three common load profiles, with how long this kit carries each one from a full battery and no sun. Most buyers here land between essential and cabin household. If anything on your property is 240V, no amount of battery in this kit will run it.
| Setup | Continuous draw | Runs for |
| Essential. Refrigerator, LED lighting, Starlink or router, phone and laptop charging, a TV. | ~500W | ~17 hours |
| Cabin household. All of the above plus a chest freezer, ceiling fans, a 120V water pump, microwave bursts. | ~1,000W | ~8 hours |
| Working. All of the above plus power tools or a window AC unit running. | ~1,500W | ~5 hours |
The 2.22kW array produces roughly 9 to 11kWh per day at 4 to 5 peak sun hours. The array is the constraint on this kit, not the battery: 10.24kWh of storage against 2,220W of panels means a heavy day can outrun what the sun puts back. The inverter accepts up to 5,500W, so there's room to more than double the array if your loads run above the essential profile, and that's the upgrade worth planning for.
Estimated runtimes below are from a full charge with no solar input, based on 8.7kWh delivered to AC loads. Real numbers depend on your specific appliances and how many run at once.
| Load | Draw | Runtime on battery alone |
| Chest freezer | ~100W avg | ~87 hours |
| Refrigerator | ~150W avg | ~58 hours |
| Cabin essentials | ~250W avg | ~34 hours |
| Lights, electronics, internet | ~300W | ~29 hours |
| Full household (essentials only) | ~800W avg | ~10 hours |
| Window AC unit | ~900W | ~9 hours |
| Microwave | 1,000W | ~8 hours cumulative |
| Power tools (intermittent) | ~1,200W | ~7 hours |

Wall-mounted storage, nothing extra to buy - Two SG48100M batteries mount straight to a wall. Server-rack batteries need a rack or cabinet on top of the kit price. These don't, and that's the main practical difference between this kit and the SGR-5KE.
10.24kWh of reserve - Enough to carry light essentials through two or three overcast days without starting a generator. That's the difference between recharging every day and having genuine margin when the weather turns.
10,000VA surge - Double the continuous rating on tap for starting motors: a 120V well pump, a compressor, a shop vac.
Wi-Fi model inverter - This kit ships the Wi-Fi version of the SPH5048P, so production, battery state, and system status can be monitored from your phone through the SunGold app.
Room to more than double the array - The kit ships 2,220W and the inverter accepts 5,500W, so panels can grow without replacing anything else.
7,000+ cycle batteries - Rated past 7,000 cycles at 80% depth of discharge with a 15 year design life, and an integrated BMS on each unit protecting against overcharge, deep discharge, and short circuit.

Every major system component, matched and ready to wire together.

Financing is available through Affirm. Select Affirm at checkout to see monthly payment options before you place the order.
How it ships. Ships freight as a single shipment. Liftgate and pallet jack included at no charge, so the driver gets it off the truck and onto the ground at your address. The heaviest single piece is a battery at roughly 95 lbs, and there are two of them, so plan on a second person for the wall mounting. Typical delivery is 5 to 10 business days. We send tracking as soon as it leaves the warehouse, and the freight carrier will contact you directly to schedule a delivery window. Someone needs to be there to receive it. Inspect the shipment before you sign. Damaged in transit? We cover it.
Installation. Because this is an off-grid system with no utility interconnection, permitting is often simpler than grid-tied solar. Requirements still vary by location, especially for roof-mounted arrays or permanent electrical work, so check with your local building department before installing. Wire all six panels as a single series string. That puts the array near 241V open circuit, inside the inverter's 120 to 450VDC tracking window and under its 22A input limit. Two strings of three would sit at roughly 120V, right on the bottom edge of the window, and draw about 23.6A, over the limit. Plenty of our customers install these themselves. You'll want real electrical experience before wiring a 48V battery bank.
The real decision on this page is between this kit and the SGR-5KE: same inverter, same storage, different battery format. And if anything on your property is 240V, none of these three will run it. That starts at 6.5kW.
| Kit | What changes | Who it's for |
| SGM-5K5E. 5kW, 1.2kW solar, 5.12kWh, 120V | Half the battery and roughly half the array. Same inverter, same 120V limit. | Weekend cabins and backup where one night of reserve is enough. |
| This kit. 5kW, 2.22kW solar, 10.24kWh wall-mounted, 120V | Full reserve on batteries that hang on a wall with no rack to buy. | Finished interiors, garages and tight spaces where floor-standing equipment is a problem. |
| SGR-5KE. 5kW, 2.7kW solar, 10.24kWh, 120V | Same storage, more array on bifacial N-type panels, but the batteries are server-rack format and need a rack or cabinet you source separately. | Mechanical rooms and builds where the extra generation matters more than the install footprint. |
Before you order, it's worth a short call. Our sales engineers will confirm the kit is sized against your actual loads, check that your wall construction suits the batteries, and put together the list of site-specific parts your install will need. Call 877-556-3347.
Warranty claims are handled through Off-Grid Source. Send us photos and order details, and we take it from there.
| Component | Coverage |
| Inverter | 3 years |
| Batteries | 10 years |
| Solar panels | 25 years |
| Specification | Details |
| Max Continuous Output | 5000W |
| Peak Output | 10,000VA |
| AC Output | 120V |
| DC Voltage | 48V |
| Max Solar Input | 5500W |
| Total Watt of Panels | 2220W |
| Per Panel Watt | 370 Watt Monocrystalline |
| Panel NO | 6 pcs |
| Total KWH of Batteries | 10.24KWH |
| Usable Energy Delivered to AC Loads | approx. 8.7KWH |
| Chemistry | LiFePO4 Lithium |
| Battery NO. | 2pcs |
| Battery Spec | 48V 100AH Wall Mount |
| Specification | Details |
| AC Output | 5000W Solar Inverter, Wi-Fi Model |
| Output Waveform | Pure Sine Wave |
| Output Voltage | 120V 50Hz/60Hz |
| Peak Output | 10,000VA |
| Max PV Input Voltage | 500VDC |
| Maximum PV Array Power | 5500W |
| MPPT Operating Range | 120 to 450VDC |
| Max PV Input Current | 22A |
| Battery Inverter Efficiency | 92% |
| MPPT Tracking Efficiency | 99.9% |
| AC Bypass Efficiency | >95% |
| Max Total Charging Current | 100A |
| Max AC Charging Current | 40A |
| Parallel Capability | Up to 6 units |
| Dimension | 17.6 X 13.8 X 5.2 inch |
| Weight | 28LB |
| Warranty | 3 Years |
| Specification | Details |
| Nominal Voltage | 51.2V |
| Nominal Capacity | 100AH |
| Energy | 5.12KWH per unit, 10.24KWH total |
| Charge Cut-off Current | 5A |
| MAX Continuous Charge Current | 100A |
| MAX Continuous Discharge Current | 100A |
| Discharge Cut-off Voltage | 43.2V |
| Cycle Life | 7,000+ cycles at 80% DOD |
| Design Life | 15 Years |
| Communication Protocol | RS232/RS485/CAN, supports multiple protocols |
| Storage Temperature | 14°F to 113°F |
| Mounting | Wall mounted, no rack required |
| Dimension | 22.8 X 16.5 X 5.5 inch |
| Weight | 95lbs each |
| Warranty | 10 Years |
| Specification | Details |
| Peak Power | 370W |
| Solar Cell | Monocrystalline, 120 half-cells |
| Module Efficiency | 20.31% |
| Product Tolerance | ±3% |
| Maximum Power Current (IMP) | 11.15A |
| Maximum Power Voltage (VMP) | 33.2V |
| Short Circuit Current (ISC) | 11.81A |
| Open Circuit Voltage (VOC) | 40.17V |
| Max System Voltage | 1500VDC |
| Connectors | MC4 compatible |
| Product Dimension | 63.23 × 44.65 × 1.38 inch |
| Product Weight | 41.8 lbs |
| Certifications | UL61730, TUV, IEC, CEC, CE, CB |
| Warranty | 25 Years |
Does this kit include everything I need to install it?
It includes the major system components: the inverter, both batteries, all six panels, the DC and PV breakers, solar extension cables, the inverter cable, Z-brackets, and the manuals. What varies is the mounting and building side of the job, and that's site by site. Depending on your site that typically means wall mounting hardware rated for your construction, interconnect and communication cables between the two batteries, rail racking if you're mounting on a shingle roof or the ground, conduit, junction boxes, building wire, a critical loads panel or transfer switch, and labor. Those depend on your structure and your local code, which is why we spec them per site rather than boxing a set that might not fit. Tell us about your install and we'll list exactly what yours needs.
How is this different from the SGR-5KE?
Same 5,000W inverter and the same 10.24kWh of storage. Two differences. This kit uses wall-mount batteries that need no rack, while the SGR-5KE uses server-rack batteries that need a rack or cabinet bought separately. The SGR-5KE also carries a larger array, 2,700W of bifacial N-type panels against 2,220W here. Choose this one if the install space matters more than the extra generation.
What kind of wall do the batteries need?
Each is roughly 95 lbs, so nearly 190 lbs across the pair. Mount into studs or onto a rated plate, and give yourself margin rather than working to the exact figure. If you're mounting to anything other than conventional framing, check with a sales engineer before you order.
Can it run 240V appliances?
No. This is a 120V-only system. Well pumps, central AC, electric dryers, and electric water heaters need split-phase power, which starts with our 6.5kW kits.
How much energy will this generate daily?
The 2.22kW array produces roughly 9 to 11kWh per day at 4 to 5 peak sun hours. Actual output depends on your location, season, panel angle, and shading.
Can I add more panels or batteries later?
Yes, and panels are the place to start on this kit. The inverter takes 5,500W against the 2,220W included, so the array can more than double. Battery capacity expands by adding SG48100M units alongside the first two.
Can I install this myself?
Many customers do. The line worth drawing is where the system meets your building: setting the inverter, running PV, and wiring the battery bank are within reach for someone with real electrical experience, while tying into an existing house panel is work for a licensed electrician.
Is LiFePO4 safe?
It's the safest widely available lithium chemistry, with strong thermal stability, long service life, and minimal maintenance. Both batteries include BMS protection against overcharge, deep discharge, and short circuit.
Shipping is free across the Lower 48. No fuel surcharges, no residential fees, and no liftgate charge on freight orders. The price you see is the price you pay. Read our full Shipping Policy here.
Most orders leave the warehouse in 1 to 2 business days and arrive within 3 to 10 business days. We send tracking the moment it ships.
Anything that ships on a pallet goes freight with liftgate and pallet jack included, so the driver gets it off the truck and onto the ground at your address. The carrier will call you directly to schedule a delivery window.
Returns are 30 days from delivery. For freight deliveries, inspect the shipment before you sign for it. If something is damaged in transit, note it on the delivery receipt and we handle the freight claim, not you. Read more about our Returns Policy here.
Buying solar online should not mean guessing your way through the install. Here’s what you get with Off-Grid Source.
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