Epoch Batteries 12V 300Ah LiFePO4 Cranking Deep Cycle Battery

Epoch Batteries 12V 300Ah LiFePO4 Cranking Deep Cycle Battery

This 12V 300Ah Pro Series LiFePO4 battery combines deep-cycle energy storage with high-current cranking capability for compatible marine, RV, solar, and off-grid applications. It provides 3.84kWh of stored energy, up to 1,000A peak discharge for 5 seconds, internal heating, Bluetooth monitoring, CANBUS/RS485 communications, and IP67 enclosure protection.

Key Features

• 300Ah LiFePO4 Capacity: Provides 300Ah of nominal capacity and 3.84kWh of stored energy at 12.8V for compatible deep-cycle applications.
• Dual-Purpose Design: Combines deep-cycle energy storage with high-current cranking capability for compatible marine and RV systems.
• High-Current Cranking: Provides up to 1,000A peak discharge for 5 seconds and 800A for 10 seconds for compatible starting applications.
• 300A Continuous Discharge: Supports high-current 12V loads and properly designed inverter and auxiliary power systems.
• 300A Maximum Charge Current: Supports high-current charging with compatible LiFePO4 charging equipment.
• Internal Heating: Built-in heating supports charging in cold conditions within the specified temperature range.
• Bluetooth Monitoring: Compatible with iOS and Android apps for monitoring battery capacity, voltage, temperature, status, and other battery information.
• CANBUS and RS485 Communications: Supports communication with compatible power-management systems, including compatible Victron installations.
• IP67 Enclosure: Dust-tight and protected against temporary water immersion for suitable marine and mobile installations.
• Series and Parallel Expansion: Supports up to four batteries in series and up to 16 batteries in parallel for compatible larger systems.
• 6,000+ 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: DP12300H
• Series: Pro Series
• Battery Type: Dual-Purpose Cranking and Deep-Cycle LiFePO4 Battery
• Battery Group Size: Group 8D footprint
• Chemistry: LiFePO4 / Lithium Iron Phosphate
• Cell Configuration: 4S3P
• Nominal Voltage: 12.8V
• Nominal Capacity: 300Ah
• Nominal Energy: 3.84kWh / 3,840Wh
• Operating Voltage Range: 10.0V to 15.4V
• Maximum Charge Voltage: 15.4V
• Maximum Continuous Discharge: 300A
• Maximum Continuous Charge Current: 300A
• Recommended Charge Current: 150A
• Recommended Discharge Current: 150A
• Peak Cranking Current: 1,000A for 5 seconds / 800A for 10 seconds
• Short-Circuit Protection: 1,200A / 500µs
• Series Configuration: Maximum 4 batteries in series, up to 48V
• Parallel Configuration: Maximum 16 batteries in parallel
• Bluetooth: Yes, with iOS and Android app support
• OTA Firmware Updates: Supported
• CANBUS / RS485 Communications: Yes
• Victron Communication Support: Yes, for compatible systems
• Internal Heating: Yes
• Low-Temperature Charge Protection: Yes
• Cycle Life: 6,000+ 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: 19.70 inches / approximately 50.04 cm
• Width: 10.5 inches / approximately 26.67 cm
• Height: 9.75 inches / approximately 24.77 cm
• Weight: 81 lb / approximately 36.7 kg
• Enclosure Protection: IP67
• Terminal Type: M8 bolt
• Terminal Torque: 8–10 N·m
• Certifications: UL1973, RoHS, CE

Recommended Use

Suitable for compatible marine engine starting, dual-purpose marine battery systems, marine house power, RV house-power systems, van and overland auxiliary power, solar storage, off-grid applications, and other 12V systems where the battery's cranking, voltage, current, charging, and fitment requirements match.

Cranking Compatibility

This battery is designed for compatible cranking and deep-cycle applications. Before installation, verify engine requirements, alternator compatibility, charger settings, cable sizing, fuse protection, terminal configuration, battery tray dimensions, and the requirements of the equipment manufacturer.

Charging Specifications

• Bulk / Absorption Voltage: 14.2V to 14.6V
• Float Voltage: 13.4V to 13.8V
• Equalization: Disabled
• Temperature Compensation: 0 / disabled
• Recommended Charge Rate: 50% of the battery or battery-bank capacity
• 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

System Expansion

Up to four matched batteries can be connected in series for compatible systems up to 48V, while up to 16 matched batteries can be connected in parallel for larger capacity banks. Series and parallel installations require properly matched batteries, suitable cabling, fusing, disconnects, charging equipment, and system protection.

Compatible Accessories

• Pro Series Touchscreen Display: Optional 5-inch display for battery monitoring.
• Pro Series Communications Box: Optional accessory for expanded inverter and NMEA 2000 compatibility.
• LiFePO4 Charging Equipment: Use compatible inverter chargers, converters, solar charge controllers, and DC-to-DC chargers configured for the battery.

This 12V 300Ah LiFePO4 battery provides high-capacity deep-cycle storage and high-current cranking capability with internal heating, Bluetooth monitoring, CANBUS/RS485 communications, IP67 protection, and scalable series and parallel configurations.