12V 50Ah Lithium Battery

Trusted Lithium Battery
You Can Rely On
We are committed to manufacturing better batteries

12V 50Ah
Lithium Ion battery

Model: HD1250
Good performance in harsh environment
Intelligent battery management system
Support series or parallel connection
Effective customize the technical solution
High quality and punctual delivery
Trustworthy innovative lithium battery manufacturer

The main reason to choose a lithium battery is its safety and quality.
If you plan to buy a battery to power your appliances in a boat, RV, camper and to store the electricity of a solar system or as trolling motor power supply, a Polinovel battery is a trustworthy choice.

HD1250 measures 197mm*165mm*170mm is protected by a reinforced plastic housing. It weighs 7.5 kg and has integrated carry handles that make transporting it to and from your boat or camper vehicle a little bit easier. It can be mounted in any position and can fit boats and other small vehicles or travel trailers. It is able to take the road’s worst bumps without dropping power and works well in bad weather. Comes with 640wh of reserve power.

Polinovel use lifepo4 chemistry to produce batteries, which makes our batteries durable, stable, safe, and able to handle many charges and discharge cycles. In the end, the HD1250 has a rigid and robust design that is perfect for bass boats and freshwater fishing, RV, kayak, leisure caravan, and other equipment.

Technical Parameters

ELECTRICAL SPECIFICATIONS
Model	HD1250
Nominal Voltage	12.8V
Nominal Capacity	50Ah
Energy	640Wh
Self Discharge	<3%/month
Maximum Modules in Series or Parallel	4
MECHANICAL SPECIFICATIONS
Dimensions (L x W x H)	197x 165 x 170 mm (7.8 x 6.5 x 6.7”)
Weight	7.5kg (17 lbs)
Terminal Type	M8
Case Material	ABS
Enclosure Protection	IP56
Cell Type	Cylindrical
Chemistry	LiFePO4
CHARGE SPECIFICATIONS
Recommended Charge Current	10A-25A
Maximum Charge Current	50A
Charge Current (0 to -10 ºC)	≤0.1C
Charge Current (-20 to -10 ºC)	≤0.05C
Recommended Charge Voltage	14.2V – 14.6V
BMS Charge Voltage Cut-Off	15V (3.75 ±0.05 vpc, 0.5~1.5s)
Reconnect Voltage	14.6V (3.65 ±0.05vpc)
DISCHARGE SPECIFICATIONS
Maximum Continuous Discharge Current	50A
Peak Discharge Current	100A (<5s)
BMS Discharge Current Cut-Off	150A (±10A, 50-150ms)
Recommended Low Voltage Disconnect	10V
BMS Discharge Voltage Cut-Off	8.4V (2.1±0.1vpc, 50~150ms)
Reconnect Voltage	9.2V (2.3±0.1vpc)
TEMPERATURE SPECIFICATIONS
Discharge Temperature	-20 to 60 ºC (-4 to 140 ºF)
Charge Temperature	0 to 45 ºC (32 to 113 ºF)
Storage Temperature (1 month)	-20 to 60 ºC (-4 to 140 ºF)
Storage Temperature (3 months)	-20 to 45 ºC (-4 to 113 ºF)
Storage Temperature (6 months)	-20 to 25 ºC (-4 to 77 ºF)
COMPLIANCE SPECIFICATIONS
Certifications	CE, UN38.3, MSDS
Shipping Classification	UN 3480, CLASS 9