QLbattery
QBJ300 300W Portable Power Station
QBJ300 300W Portable Power Station
The QBJ300 is a 300W portable power station with a Grade A LiFePO4 battery (192Wh / 320Wh (optional)) for camping, RV trips, tailgating and emergency backup where quiet, clean power is needed.
It outputs pure sine wave AC (110V/220V customizable), plus USB-A QC18W, Type-C PD, DC5521 and 12V/10A cigarette-lighter ports, and recharges from solar or wall AC. Grade A LiFePO4 cells provide up to 3,000 cycles with multi-level emergency lighting.
Key Specifications
| Rated power | 300W |
| Peak power | 600W |
| Capacity | 192Wh / 320Wh (optional) |
| Battery | Grade A LiFePO4, 3,000 cycles |
| AC output | Pure sine wave, 110V/220V customizable |
| Outputs | USB-A QC18W, Type-C PD, DC5521, 12V/10A cigarette lighter |
| Solar input | 10.8-23V, max 60W |
| Weight / size | 3.9kg / 240*185*138mm |
Applications
- Camping, fishing and outdoor work
- RV and road trips
- Emergency home backup
- Solar generator setups
FAQ
How long can the QBJ300 run my devices? A 192Wh / 320Wh (optional) LiFePO4 pack powers small appliances and device charging for hours; runtime depends on load.
Can I charge it with solar? Yes, via solar panel input (max 60W).
What outlets does it have? Pure sine wave AC plus USB-A, Type-C PD, DC5521 and 12V cigarette-lighter outputs.
How many cycles does the battery last? Up to 3,000 cycles from Grade A LiFePO4 cells.
Do you support OEM/ODM? Yes, QLbattery is a 15-year LiFePO4 factory supporting customization and wholesale.
QLbattery is a 15-year LiFePO4 energy storage factory supporting OEM/ODM and wholesale. Contact us for pricing, lead time and the latest datasheet.
