This page contains affiliate links to Amazon. As an Amazon Associate, I earn from qualifying purchases.

Power Sonic PSL-BTP-121250 Battery Specs
The Power Sonic PSL-BTP-121250 is a 12.8V 125Ah LiFePO4 Smart Battery with Bluetooth® communication capability.
- Type: Rechargeable Lithium Iron Phosphate (LiFePO4)
- Voltage / Capacity: 12.8V 125Ah
- Length: 318 mm (12.51″)
- Width: 165 mm (6.49″)
- Height: 215 mm (8.46″)
Battery Model: Power Sonic PSL-BTP-121250
The Power Sonic PSL-BTP-121250 is a 12.8V 125Ah rechargeable lithium iron phosphate (LiFePO4) battery from the Power Sonic PSL-BTP Series.
Designed to deliver twice the power of lead acid batteries while maintaining a high energy capacity, this compact Power Sonic battery offers many benefits. It charges faster, has a lower self-discharge, features a rugged impact resistant ABS case and cover, and weighs about 40% of comparable lead acid batteries.
The Power Sonic PSL-BTP-121250 model includes a Battery Management System (BMS) that controls the parameters of the battery to provide a variety of risk-reducing safety features as well as optimize the battery’s performance. This battery is also integrated with Bluetooth® technology for monitoring the status of the battery via the Power Sonic app.
Batteries from the PSL-BTP Series are typically used in medical, mobility, and utility applications as well as sports & recreation, transport, renewable energy storage systems (such as solar and wind), and data centers.
*Note that this battery cannot be connected in a series; only up to 4 packs can be connected in parallel.
Search Amazon for replacement PSL-BTP-121250 batteries
If you need batteries for your business, Amazon Business offers features and options that might interest you. Learn more!
Battery Chart for Power Sonic PSL-BTP-121250
Brand / Manufacturer | Power Sonic |
Battery Model No. | PSL-BTP-121250 |
Type | Lithium Iron Phosphate (LiFePO4) |
Nominal Voltage | 12.8V |
Rated Capacity | 125Ah |
Length | 12.51″ (318 mm) |
Width | 6.49″ (165 mm) |
Height | 8.46″ (215 mm) |
Approx. Weight | 32.8 lbs (14.9 kg) |