Epoch Batteries 12V 334Ah Heated LiFePO4 Deep Cycle Battery

Epoch Batteries 12V 334Ah Heated LiFePO4 Deep Cycle Battery

This 12V 334Ah Essential Series LiFePO4 deep-cycle battery provides 4.28kWh of stored energy for high-capacity RV, camper, van, marine, solar, and off-grid power systems. It features internal heating for cold-weather charging, Bluetooth monitoring, Victron communications, 2A active cell balancing, Smart BMS protection, and support for parallel battery-bank expansion.

Key Features

• 334Ah LiFePO4 Capacity: Provides 334Ah of nominal capacity and 4.28kWh of stored energy at 12.8V.
• 300A Continuous Discharge: Supports up to 300A continuous discharge for demanding 12V loads and properly designed inverter systems.
• 600A Peak Discharge: Provides a peak discharge rating of 600A for up to 10 seconds for compatible short-duration loads.
• Internal Heating: Built-in heating supports charging in cold conditions within the specified temperature range.
• Bluetooth Monitoring: Compatible with Epoch iOS and Android apps for monitoring state of charge, voltage, current, temperature, and battery status.
• Victron Communications: Supports communication with compatible Victron systems and battery-bank monitoring equipment.
• 2A Active Cell Balancing: Helps balance voltage differences between individual cells for consistent battery operation.
• Smart BMS Protection: Integrated Battery Management System provides protection against overcharge, over-discharge, over-current, short circuits, and high or low temperature conditions.
• Parallel Expansion: Supports up to 16 matched batteries in parallel for larger 12V energy-storage systems.
• IP21 Enclosure: Designed for dry, protected indoor installation in suitable RV, van, camper, and electrical cabinet environments.
• 4,500+ Cycle Life: Designed for repeated deep-cycle use with maintenance-free LiFePO4 chemistry.
• 11-Year Warranty: Backed by an 11-year manufacturer warranty.

Specifications

• Brand: Epoch Batteries
• Model / SKU: 12334A-MC
• Series: Essential Series
• Battery Type: Heated Bluetooth Deep-Cycle LiFePO4 Battery
• Chemistry: LiFePO4 / Lithium Iron Phosphate
• Cell Configuration: 4S1P
• Nominal Voltage: 12.8V
• Nominal Capacity: 334Ah
• Stored Energy: 4.28kWh
• Operating Voltage Range: 10.0V to 14.6V
• Maximum Charge Voltage: 14.6V
• Maximum Continuous Discharge: 300A
• Maximum Continuous Charge Current: 300A per specification table
• Maximum Discharge Peak Current: 600A for 10 seconds
• Recommended Charge Rate: 50% of battery or battery-bank capacity
• Series Configuration: Not listed for this 12V model
• Parallel Configuration: Maximum 16 batteries in parallel
• Bluetooth: Yes
• Victron Communications: Yes
• Internal Heating: Yes
• Active Cell Balancing: Yes, 2A
• Cycle Life: 4,500+ cycles
• Warranty: 11-year manufacturer warranty
• Charge Temperature Range: -20°C to 55°C / -4°F to 131°F, with heating
• Discharge Temperature Range: -20°C to 60°C / -4°F to 140°F
• Recommended Storage Temperature: 0°C to 35°C / 32°F to 95°F
• Length: 15.35 inches / approximately 38.99 cm
• Width: 8.07 inches / approximately 20.50 cm
• Height: 11.02 inches / approximately 27.99 cm
• Weight: 75 lb / approximately 34.02 kg
• Case Material: Metal
• Enclosure Protection: IP21
• Terminal Type: M10 female
• Overcharge Protection: Yes
• Over-Discharge Protection: Yes
• Over-Current Protection: Yes
• Short-Circuit Protection: Yes
• High and Low Temperature Disconnects: Yes

Recommended Use

Suitable for compatible RV and camper house-power systems, camper vans, motorhomes, travel trailers, marine house-power systems, solar energy storage, off-grid installations, backup power, and high-capacity 12V auxiliary systems.

Charging Specifications

• Bulk / Absorption Voltage: 14.2V to 14.6V
• Float Voltage: 13.4V to 13.8V
• Equalization: Disabled
• Temperature Compensation: 0 / disabled
• Battery Charge Temperature Range: 0°C to 55°C / 32°F to 131°F
• Battery Discharge Temperature Range: -20°C to 60°C / -4°F to 140°F
• BMS High-Voltage Cutoff: 14.6V

Victron System Integration

The battery supports Victron communications for compatible Victron systems and battery-bank monitoring equipment. Verify communication hardware, firmware, wiring, and system compatibility before installation.

Installation Note

The IP21 enclosure is intended for dry, protected indoor installation. Suitable locations include protected RV compartments, under-bed installations, dinette benches, and electrical cabinets. The battery should not be installed in locations exposed to direct water spray, standing water, or submersion.

This 12V 334Ah LiFePO4 battery provides high-capacity deep-cycle energy storage with internal heating, Bluetooth monitoring, Victron communications, active cell balancing, Smart BMS protection, and scalable parallel configuration.