Power Sonic PSL-BT-121250
The Power Sonic PSL-BT-121250 is a battery pack with a nominal voltage of 12.8V, a rated capacity of 125.0Ah, 1600.0 Wh of energy, LiFePO4 cells and a weight of 33.07 (15.0).
Last updated: 22 October 2026
Battery and charging
- Charging voltage range
- 14.00V – 14.60V
- Energy
- 1600.0 Wh
- Voltage
- 12.8V
- Rated capacity
- 125.0Ah
- Chemistry
- LiFePO4
- Case material
- ABS Plastic Rated to UL94:HB
- Internal resistance
- 15.0
- Maximum continuous discharge
- 125.0
- Capacity, at the 20-hour rate
- 125.0Ah
- Capacity, at the 10-hour rate
- 125.0Ah
- Maximum charge current, as the maker labels it
- 31.25
- Float voltage
- 13.20V - 13.60V
- Charger the maker names
- PSC-1220000-LIFE
Row from the maker’s page: “Cycle Constant Voltage Range” | “14.00V – 14.60V”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “Stored Energy (Wh)” | “1600.0”
Source: power-sonic.com/product/psl-btp-121250
“The PSL-BT-121250 is part of our Lithium Bluetooth range. This 12.8V and 125.0Ah battery provides smart connectivity through Bluetooth.”
Source: power-sonic.com/product/psl-btp-121250
“The PSL-BT-121250 is part of our Lithium Bluetooth range. This 12.8V and 125.0Ah battery provides smart connectivity through Bluetooth.”
Source: power-sonic.com/product/psl-btp-121250
“High performance LiFePO4 power sport battery”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “Case Material” | “ABS Plastic Rated to UL94:HB”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “Internal Resistance (mΩ)” | “15.0”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “Max Continuous Discharge Current (A)” | “125.0”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “20-hr. (6.25A to 1.75 Volts)” | “125.0Ah”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “10-hr. (12.5A to 1.75 Volts)” | “125.0Ah”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “Initial Charging Current (A)” | “31.25”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “Float Constant Voltage Range” | “13.20V - 13.60V”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “Recommended Chargers” | “PSC-1220000-LIFE”
Source: power-sonic.com/product/psl-btp-121250
Size and fit
- Weight
- 33.07 (15.0)
- Length
- 12.95 (329.0)
- Width
- 6.77 (172.0)
- Height
- 8.35 (212.0)
- Terminals
- M8
- Total height, with terminals
- 8.46 (215.0)
Row from the maker’s page: “Approximate Weight lbs (kg)” | “33.07 (15.0)”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “Length in (mm)” | “12.95 (329.0)”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “Width in (mm)” | “6.77 (172.0)”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “Height in (mm)” | “8.35 (212.0)”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “Terminal Type” | “M8”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “Height Over Terminal in (mm)” | “8.46 (215.0)”
Source: power-sonic.com/product/psl-btp-121250
Identity
- Model code
- PSL-BT-121250
- Manufacturer's product code
- PSL-BT-121250-G31 M8
“The PSL-BT-121250 is part of our Lithium Bluetooth range.”
Source: power-sonic.com/product/psl-btp-121250
Row from the maker’s page: “SKU Battery” | “PSL-BT-121250-G31 M8”
Source: power-sonic.com/product/psl-btp-121250
Sources
- PSL-BT-121250 - Power-SonicArchived document
Source: power-sonic.com/product/psl-btp-121250
Retrieved October 23, 2026