
Epoch Batteries 12V 300Ah LiFePO4 Dual-Purpose Cranking & Deep Cycle Battery
Epoch Batteries delivers a compact, high-energy 12-volt LiFePO4 solution designed to perform reliably in both cranking and deep-cycle roles. The 12V 300Ah Group 8D unit serves marine craft, recreational vehicles, off-grid installations, residential and commercial backup power, and industrial equipment, offering a single versatile power platform that reduces inventory and simplifies maintenance.
- Cell chemistry and configuration: LiFePO4, 4S12P, 12.8V nominal
- Ah capacity: 300Ah; Max Continuous Discharge: 300A; Max Charge Current: 300A
- Discharge peak current: 1000A for 5 seconds; Series/Parallel: Max 4 in Series, Max 16 in Parallel
- Voltage and charging: 12.8V; Max Charge Voltage: 15.4V; Operating Range: 10.0–15.4V
- Temperature and charging: ChargeTemp -20°C to 55°C (with heating)
- Discharge and storage: DischargeTemp -20°C to 60°C; StorageTemp 0°C to 35°C
- Physical specs: Weight 81 lb; Dimensions 19.70" L × 9.84" W × 9.06" H
- Certifications and communications: Integrated BMS; Bluetooth; Victron Comms; Eco-friendly and recyclable
- Durability and lifecycle: Up to 5000 cycles; Maintenance-Free; Fast charging
- Applications: Marine, RV, Off-Grid, Backup Power, Industrial
Safety and smart features: an integrated Battery Management System protects against overcharge, over-discharge, over-temperature, and short-circuit. The built-in Bluetooth interface and Victron-compatible communications enable remote monitoring and seamless integration with existing power systems.
Installation and maintenance: install per the included Manual; maintenance-free operation means no routine service is required. For detailed technical data and wiring guidelines, consult the Spec Sheet. Documentation includes the Manual and Spec Sheet.
Epoch Batteries 12V 300Ah LiFePO4 | Heated, Bluetooth, Group 8D, Victron Comms | Cranking & Deep Cycle Battery (Dual Purpose)
Introducing Epoch Batteries 12V 300Ah Group 8D Cranking Deep Cycle Lithium Battery - Dual Purpose
Unlock the ultimate power solution with the Epoch Batteries 12V 300Ah Group 8D Cranking Deep Cycle Lithium Battery. This dual-purpose powerhouse is engineered to deliver superior performance for both cranking and deep cycle applications, making it an ideal choice for a wide range of uses, including marine, RV, off-grid, backup power, and industrial applications.

Features:
- High Capacity: 12V 300Ah capacity ensures long-lasting power for various applications.
- Dual Purpose: Designed for both cranking and deep cycle applications, making it versatile for multiple uses.
- Advanced Lithium Technology: Utilizes the latest lithium iron phosphate (LiFePO4) technology for superior performance and safety.
- Built-in BMS: Integrated Battery Management System (BMS) protects against overcharge, over-discharge, over-temperature, and short-circuit.
- Lightweight: Significantly lighter than traditional lead-acid batteries, making it easier to handle and install.
- Long Lifespan: Offers a lifespan of up to 5000 cycles, providing years of reliable service.
- Maintenance-Free: No maintenance required, providing a hassle-free power solution.
- Fast Charging: Supports rapid charging capabilities, reducing downtime.
- Eco-Friendly: Contains no toxic materials and is recyclable, making it an environmentally friendly choice.
Specs:
- Weight: 81 (LBS)
- Dimensions: 19.70" (L) x 9.84" (W) x 9.06" (H)
- Cell Configuration: 4S12P
- Chemistry: LiFePO4
- Ah Capacity: 300Ah
- Max Continuous Discharge Amps: 300A
- Max Charge Current Amps: 300A
- Max Discharge Peak Current Amps: 1000A @ 5s
- Series | Parallel: Max (4) in Series, Max (16) in Parallel
- Voltage: 12.8V
- Max Charge Voltage: 15.4V
- Operating Voltage Range: 10.0 - 15.4V
- Charge Temp Range: -20°C (-4°F) / 55°C (131°F) (with heating)
- Discharge Temp Range: -20°C (-4°F) / 60°C (140°F)
- Storage Temp: 0°C (32°F) / 35°C (95°F)
Applications:
- Marine: Ideal for boats, yachts, and other marine applications.
- RV: Perfect for recreational vehicles and travel trailers.
- Off-Grid: Suitable for off-grid solar and wind energy systems.
- Backup Power: Excellent for use as backup power in residential and commercial settings.
- Industrial: Suitable for industrial equipment and machinery.
Documentation:
Experience the future of power solutions with the Epoch Batteries 12V 300Ah Group 8D Cranking Deep Cycle Lithium Battery. Reliable, efficient, and eco-friendly—your ultimate power solution awaits.