- 2 × AC pure sine wave outlets (500W continuous)
- 1 × USB QC3.0 2 × USB 5V/3.1A
- 1 × Type-C QC3.0
- 4 × DC 9–12.6V/10A (12A max total)
- 1 × 12V car cigarette lighter socket
- AC Adapter: 15V/6A input, full charge in approximately 7–8 hours
- Solar Charging: Supports 13–26V/6A via DC5521 port
- Car Charging: Convenient charging on the go
- Short circuit protection
- Over-current protection
- Over-voltage / under-voltage protection
- Overload protection
- Over-temperature protection
Powered by premium 18650 lithium-ion cells in a 3S18P configuration, offering:
- 520Wh capacity (140,400mAh @ 3.7V)
- Over 1,000 charge cycles with ~80% capacity retention
- Reliable performance and long-term durability
Specifications
| General Parameters | |
|---|---|
| Built-in battery | High quality lithium-ion battery |
| Battery capacity | 520Wh / 140,400mAh / 3.7V |
| Operating temperature | −10℃ ~ 40℃ |
| AC output | 2 × AC pure sine wave output |
| AC continuous power | 500W |
| DC / USB outputs | USB: 1 × USB (5–9V/2A, QC3.0), 2 × USB (5V/3.1A) Type-C: 1 × Type-C (5–9V/2A, QC3.0) DC5521: 4 × DC (9–12.6V/10A, 12A max total) 12V Car Socket: 1 × Cigarette lighter adapter |
| Protections | Short circuit, Over-current, Over-voltage, Under-voltage, Overload, Over-temperature |
| Certification | PSE, FCC, CE, RoHS, MSDS, UN38.3; Air & Marine transportation reports |
| Charging | |
| Adapter charging | DC 15V / 6A (5521 port) |
| Solar panel charging | DC5521 13–26V / 6A |
| Car charging | Supported |
| Full charge time | ~7–8 hours (adapter) |
| Battery Pack | |
| Cell type | 18650 |
| Single cell capacity | 2600mAh |
| Configuration | 3 series 18 parallel (3S18P) |
| Cell voltage | 3.7V |
| Battery voltage | 11.1V |
| Cycle life | >1000 times (≈80% capacity retention) |
| Mechanical | |
| Dimensions (L×W×H) | 306 × 200 × 176 mm |
| Net weight | About 6.3 kg |
| Material | ABS plastic; plastic shell fire rating 94-V0 |
| Color options | Customizable with MOQ 500 pcs |
| Packaging | |
| What’s in the box | 1 × portable solar generator, 1 × power adapter, 1 × AC line, 1 × user manual |
| Carrying case | Neutral case, 392 × 268 × 245 mm, single case weight 8.3 kg |
| Carton size | 556 × 407 × 270 mm; 2 pcs/CTN; gross weight 17.5 kg |
| Commercial Terms | |
| Use scenarios | Power outages, outdoor operations, night market electricity, emergency rescue, medical, household energy storage |
| Warranty & After-sales | 12-month warranty. If client can repair, free spare parts within warranty; if not, return defective unit and a replacement will be sent with next order. |


520Wh 500W Lithium Battery Generator
520Wh 500W Lithium Battery Generator is a portable battery power solution for outdoor use, emergency backup and small electronics. It is easier to use than a standalone inverter because the battery and AC output are built into one unit.
Main Specifications
Capacity: 520Wh; AC output: 500W class. Runtime depends on actual device wattage and conversion loss.
Device Compatibility Guide
| Device Type | Usually Suitable? | What to Check First |
|---|---|---|
| Phone / Laptop Charging | Usually yes | Check port output and total connected load. |
| LED Lights / Camera Gear | Usually yes | Check device wattage and runtime needs. |
| Small Fan / TV | Usually yes | Check rated watts. |
| Mini Fridge | Depends | Check compressor startup surge and runtime needs. |
| Coffee Maker / Microwave | Depends | Heating loads may require more power and drain batteries quickly. |
| Heater / Air Conditioner | Caution | High continuous loads are usually not ideal for small systems. |
Best Use
Camping, light backup, laptops, cameras, lights, fans and selected small appliances.
Use Limits
For portable power stations, runtime depends on battery capacity in Wh, AC output limit, device wattage and conversion loss. Do not connect devices that exceed the continuous AC output.
Product FAQs
What is 520Wh 500W Lithium Battery Generator best for?
Camping, light backup, laptops, cameras, lights, fans and selected small appliances.
What should I check before use?
Check continuous output, startup surge, battery capacity or runtime, voltage compatibility, cable size, fuse protection and ventilation.
Can it run a refrigerator?
It depends on the refrigerator’s running watts and compressor startup surge. Always check the appliance label first.
Can it run a microwave or coffee maker?
Only if the rated watts and startup demand stay within the product’s continuous and surge limits. Heating devices can drain batteries quickly.
What is the main safety reminder?
For portable power stations, runtime depends on battery capacity in Wh, AC output limit, device wattage and conversion loss. Do not connect devices that exceed the continuous AC output.