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LiFePO4 battery 37033
12 Vfor marine applicationsemergency power supply

LiFePO4 battery - 37033 - Li2Go - 12 V / for marine applications / emergency power supply
LiFePO4 battery - 37033 - Li2Go - 12 V / for marine applications / emergency power supply
LiFePO4 battery - 37033 - Li2Go - 12 V / for marine applications / emergency power supply - image - 2
LiFePO4 battery - 37033 - Li2Go - 12 V / for marine applications / emergency power supply - image - 3
LiFePO4 battery - 37033 - Li2Go - 12 V / for marine applications / emergency power supply - image - 4
LiFePO4 battery - 37033 - Li2Go - 12 V / for marine applications / emergency power supply - image - 5
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Characteristics

Type
LiFePO4
Voltage
12 V
Applications
solar, emergency power supply, for automotive applications, for marine applications
Connection type
M8
Other characteristics
long life
Load capacity

315 Ah

Length / diameter

40 mm
(1.6 in)

Width

22 mm
(0.87 in)

Height

27 mm
(1 in)

Weight

28 kg
(61.73 lb)

Energy capacity

4,032 kWh

Description

Short description
12.8 V LiFePO4 battery in a reinforced metal enclosure with integrated Bluetooth monitoring. Available in 230 Ah, 280 Ah and 315 Ah. Charger not included.

Description
12.8 V LiFePO4 batteries housed in a reinforced metal case, engineered for enhanced protection, safety and consistent performance in demanding power systems. They retain the inherent advantages of LiFePO4 chemistry while the metal housing provides improved resistance against impacts, vibration and harsh environments. Suitable for professional mobile and stationary applications including recreational vehicles, off-grid solar systems and marine use.

Why choose our 12.8 V LiFePO4 batteries with metal enclosure?
  • Stable, safe LiFePO4 chemistry with minimal thermal risk.
  • Reinforced metal enclosure for mechanical protection in harsh environments.
  • Integrated Bluetooth: monitor state of charge, cell voltages, temperature and cycle count via smartphone app.
  • Long cycle life: over 3,000 cycles at 80% depth of discharge.
  • Integrated intelligent BMS: protections against overcharge, overdischarge, short circuit and temperature.
  • Maintenance-free operation with very low self-discharge.
  • Compact, serviceable design for installations with limited space.

Recommended applications
  • Recreational vehicles and campers: powering refrigerators, LED lighting, inverters, heating systems and water pumps.
  • Off-grid solar systems: as a 12 V battery in residential or mobile photovoltaic installations.
  • Boats and marine applications: resistant to vibration and suitable for marine environments.
  • Light electric vehicles: golf carts, scooters, mobility chairs, etc.
  • Mobile homes, tiny houses and field cabins.
  • Backup systems (UPS) and emergency power equipment.

Full mobile monitoring
The integrated Bluetooth module connects to a mobile app (Android/iOS) to provide real-time data:
  • State of charge (SOC)
  • Cell voltages
  • Input/output current
  • Internal temperature
  • Cycle count

Technical datasheet 12.8 V 315 Ah
Parameter — Value
Nominal voltage — 12.8 V
Nominal capacity — 315 Ah (4,032 Wh)
Cell type — LiFePO4 (Lithium Iron Phosphate)
Cycle life — > 3,000 cycles @ 80% DOD
Voltage range — 10.0 V – 14.6 V
Max charge current — 100 A
Max discharge current — 200 A
Internal protection (BMS) — Yes, with automatic cutoff
Bluetooth communication — Yes, app available
Weight — approx. 28 kg
Dimensions (mm) — 400 × 220 × 270 (L × W × H)
Operating temperature — -20 °C to +60 °C
Connectors — M8

Features / Technical specifications
  • Nominal voltage: 12.8 V
  • Nominal capacity: 315 Ah (4,032 Wh)
  • Technology: LiFePO4 (Lithium Iron Phosphate)
  • Service life: more than 3,000 cycles @ 80% DOD
  • Integrated intelligent BMS: protection against overcharge, overdischarge, short circuit and temperature
  • Connectivity: Bluetooth with monitoring app (SOC, cell voltages, current, temperature, cycles)
  • Max charge current: 100 A
  • Max discharge current: 200 A
  • Approx. weight: 28 kg
  • Dimensions: 400 × 220 × 270 mm (L × W × H)
  • Operating temperature range: -20 °C to +60 °C
  • Connectors: M8

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.