LFP Battery MG 12.8 V 210 Ah - 2.7 kWh

This 12.8 V lithium-iron-phosphate battery with 210 Ah delivers 2.7 kWh in a compact metal enclosure. Its integrated slave BMS, internal fuse, and CAN connection simplify the setup of a safe and scalable MG Energy battery bank.

Key features

• LiFePO4 technology and over 3,500 cycles at 80 % depth of discharge
• Continuous charge and discharge current of 210 A
• Parallel configuration possible up to 96 modules
• Integrated slave BMS and 300 A internal fuse

Intended use

Designed to replace a 12 V lead-acid bank on a boat, a service vehicle, or an off-grid installation requiring high cycle life.

Compatibility and prerequisites

• MG Master LV 12 V controller required
• Up to 96 identical modules in parallel
• CAN via RJ45; series configuration not allowed

Installation and safety

• Crimped cables with M8 terminals, 20 Nm torque
• Cables and protection to be sized for 210 A continuous
• Install in a ventilated and protected space per IP40 rating

Included

• Battery module with slave BMS and 300 A internal fuse

Not included

• Master LV 12 V, CAN cables, and power cables
• Protection devices, battery switch, mounting hardware, and installation accessories

Shipping and handling

• Shipping weight: 23 kg
• Lithium battery classified as dangerous goods; specialized transport required

Charging

• Charge voltage: 14.1 V
• Continuous charge current: 210 A (1.0 C)
• Maximum charge current for 10 s: 315 A (1.5 C)
• Recommended charge current: < 105 A (0.5 C)

Configuration

• Parallel configuration: Up to 96 modules
• Series configuration: Not allowed

Discharging

• Continuous discharge current: 210 A (1.0 C)
• Discharge cutoff voltage: 12.0 V
• Maximum discharge current: 420 A (2.0 C)
• Recommended discharge current: < 105 A (0.5 C)

Environment

• Humidity without condensation: ≤ 95 %
• Operating temperature (charging): 0 to +45 °C
• Operating temperature (discharging): -20 to +55 °C
• Recommended operating temperature: +20 to +30 °C
• Recommended storage temperature: +10 to +35 °C

Mechanical specifications

• Cooling: Air, natural convection
• Data connection: CAN Bus RJ45
• Enclosure material: Metal
• Height: 275 mm
• Ingress protection rating: IP40
• Length: 395 mm
• Power connection: M8 terminal (20 Nm)
• Weight: 22 kg
• Width: 154 mm

Safety

• Balancing: Passive
• Battery management system (BMS): Integrated slave BMS
• Compatible BMS controller: MG Master LV 12 V
• Fuses: 300 A, internal fuse

Standards and certifications

• EMC emissions: EN-IEC 61000-6-3:2007/A1:2011/C11:2012
• EMC immunity: EN-IEC 61000-6-1:2007
• Low voltage directive: EN 60335-1:2012/AC:2014

Technical specifications

• Cell configuration: 4S2P
• Cycle life at 80 % depth of discharge: > 3,500
• Nominal capacity: 210 Ah
• Nominal energy: 2.7 kWh
• Nominal voltage: 12.8 V
• Specific energy: 123 Wh/kg
• System voltage: 12 V
• Technology: LiFePO4

Logistics

• HS customs code: 8507600090
• Country of origin: Netherlands
• Shipping weight: 23 kg
• Classified as dangerous goods: Yes

Documentation

Official MG Energy datasheet - MGLFP120210

Integration advice: verify voltage, currents, protection, cooling, and interfaces of the complete system before installation.