Complete technical details for the Epoch 12V 460Ah V2 Elite Series LiFePO4 Battery.
General
Brand
Epoch Batteries
Model / SKU
C12460A
Product name
Epoch 12V 460Ah V2 Elite Series LiFePO4 Battery
Series
V2 Elite Series
Battery type
Heated Bluetooth LiFePO4 deep-cycle battery with Victron communication
Replacing a Group 8D battery
Confirm tray fit, hold-down and lid clearance against the dimensions below
Chemistry
LiFePO4 / Lithium iron phosphate
Cell type
Prismatic LiFePO4
Cell configuration
4S2P (230Ah cells)
Bluetooth
Yes — Bluetooth 4.0 through the included battery gauge; Epoch Li-Ion app (iOS and Android)
Victron communications
Yes — CAN bus at 500 kbit/s to compatible Victron GX devices (BMS-CAN or VE.Can port)
Internal heating
Yes
External power button and battery gauge
Included
Cycle life
3,500+ cycles to 70% remaining capacity (25°C)
Maintenance
Maintenance-free
Voltage and capacity
Nominal voltage
12.8V (3.2V per cell)
Nominal capacity
460Ah (0.5C, 25°C)
Energy stored
5,888Wh / 5.89kWh
Operating voltage range
10.0V – 14.6V
Maximum charge voltage
14.6V (3.65V per cell)
Minimum voltage
10.0V (2.5V per cell)
Self-discharge
≤3% per month (100% SOC, 25°C)
State of charge at shipment
30% ± 3%; charge fully before first use
Current ratings
Max continuous discharge
230A (0.5C, also the recommended continuous discharge)
Max continuous charge current
230A (0.5C, also the recommended continuous charge)
Max charge current
400A for 5 seconds
Max discharge current
500A for 30 seconds
Peak discharge output
1,300A for 1 second
Continuous power at 12.8V
2,944W DC (before inverter losses)
Series and parallel configuration
Series connections
Maximum 4 batteries in series (51.2V nominal)
Parallel connections
Maximum 16 batteries in parallel (7,360Ah); set the DIP switches for the bank
Victron daisy-chain support
Up to 16 batteries in parallel on one compatible system
Series-parallel
Not covered by the published DIP switch settings; contact Epoch before designing one
Temperature
Charge temperature range
-30°C to 55°C / -22°F to 131°F ambient, with self-heating
Cell charge temperature range
0°C to 55°C / 32°F to 131°F
Discharge temperature range
-20°C to 55°C / -4°F to 131°F
Short-term storage temperature
-20°C to 45°C / -4°F to 113°F, up to 1 month
Recommended long-term storage temperature
0°C to 35°C / 32°F to 95°F, up to 1 year
Best performance
15°C to 25°C / 59°F to 77°F
Low-temperature charge protection
Yes: charging stops at 0°C and resumes at 5°C (cell temperature)
High and low temperature disconnects
Yes
Dimensions and weight
Length
20.86 in / 529.8 mm
Width
8.65 in / 219.8 mm
Height
12.06 in / 306.3 mm (including terminal posts)
Case height (body)
11.54 in / 293.0 mm
Terminal spacing
17.99 in / 457.0 mm, center to center
Rounded dimensions
Approx. 20.9 in L × 8.7 in W × 12.1 in H
Weight
97 lbs / approx. 44 kg
Mechanical
Case material
ABS and PC blend
Case flame rating
UL94 V-0
Enclosure protection
IP67: dust-tight; temporary immersion to 1 m for 30 minutes. Not rated for water jets, pressure washing or continuous submersion
Terminal size
M8 threaded
Terminal torque
8–12 N·m (71–106 lbf·in)
Cooling method
Natural / passive convection
Mounting
Upright; six M8 nuts for the optional Epoch V2 & V2-T Mounting Hardware (8D battery bracket), 125 mm (4.92 in) spacing
Recommended charging settings
Charger type
Lithium (LiFePO4) compatible, CC/CV; program every charge source, including Victron equipment, to these settings
Recommended charge current
230A (0.5C) per battery
Absorption voltage
14.2V
Absorption time
15 minutes per battery in the bank
Float voltage
13.5V
Re-bulk voltage
13.3V
Equalization
Off / disabled
Temperature compensation
Disabled / 0mV per °C
BMS high-voltage cutoff
14.6V
SoC recalibration voltage
14.6V manual / custom algorithm when operating under Victron communications
Victron setup
Turn DVCC on and set the controlling BMS and the battery monitor to Epoch on a compatible Victron GX device
BMS protection
Overcharge protection
3.65 ± 0.01V per cell (14.6V); release 3.45 ± 0.01V per cell (13.8V)
Over-discharge protection
2.70 ± 0.05V per cell (10.8V); release 3.00 ± 0.05V per cell (12.0V)
Over-current protection
Yes
Short-circuit protection
Yes
High and low temperature protection
Charge: low 0°C (release 5°C), high 55°C (release 50°C). Discharge: low -20°C (release -17°C), high 55°C (release 50°C)
Charging overcurrent protection
400A protection current, 5,000ms delay, 350A release current
Discharging overcurrent protection
550A protection current, 5,000ms delay
Short-circuit protection current
1,200A
Internal fuse
400A rated internal fuse; 1,200A transient overload for 3 seconds
Self-consumption
20mA powered on; 200µA powered off
Compliance and warranty
Internal fuse certification
UL 60691 certified internal fuse (TEX150-R1N-XBZ)
Cell certifications
UL1642 cells, UL9540A cells, IEC 62619:2022
Additional compliance
CE, RoHS
Shipping classification
UN 3480, Class 9
Warranty
11-year limited manufacturer warranty; register within 90 days of purchase