Shervey S3 Ultra Slim LiFePO4 Battery 12V 310AH
$2,580.00
12.8V LiFePO4 battery designed for 12V systems, featuring active and passive cell balancing with a high-performance 300A BMS for both charging and discharging. Built with automotive-grade cells rated for up to 8000 cycles at 70% depth of discharge, delivering exceptional longevity for off-grid, caravan, marine, and heavy-duty applications.
Includes advanced protection against overcharge, over-discharge, overcurrent, and extreme temperatures. Housed in a sealed zinc-plated, powder-coated steel case with M10 terminals and 1/2″ BSP vent outlet. Weight: 30.8kg.

Description
LiFePO4 12.8v Suitable for “12v” systems
- Features Active and Passive cell balancing
- LiFePO4 12.8v Suitable for “12v” systems
- BMS continuous discharge: 300A
- BMS continuous charge: 300A
- BMS discharge over current protection: 320A for 10 seconds, reset 35 seconds.
- BMS charge over current protection: 320A for 10 seconds, reset 35 seconds.
- Low voltage discharge shut down: 10v restart 10.5v
- High Voltage charge disconnect: 15v restart 14.8v
- Low temp charge disconnect: 1c reset 2c
- Low temp discharge disconnect -20c reset -15c
- High temp charge disconnect: 55c reset 50c
- High temp discharge disconnect: 60c reset 55c
Charging
- Bulk Charge: 14.2V – 14.6V (ideal: 14.4V)
- Absorption: 14.2V – 14.6V (ideal: 14.4V)
- Float: 13.4V – 13.6V (ideal: 13.5V)
Terminal size: M10
Vent outlet thread: 1/2 inch male BSP thread
Sealed back riveted case made from zinc plated and powder coated steel
The Automotive grade cells used are rated 8000 cycles @ 70% depth of discharge
Weight 30.8kgs
Additional information
| Weight | 30.8 kg |
|---|---|
| Dimensions | 48 × 80 × 50 cm |
Only logged in customers who have purchased this product may leave a review.







Reviews
There are no reviews yet.