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The Epoch 12V 460Ah V2-T Elite Series is a flagship 5.89kWh LiFePO4 battery for professional marine, RV, solar and off-grid systems. The "T" stands for its integrated, user-serviceable 400A Class T fuse, which reduces fault energy at the battery outlet in high-draw inverter setups.
Victron CAN communication, an IP67 immersion-rated enclosure, internal heating and Bluetooth monitoring through the included State of Charge meter make it a complete system component. It is rated for 3,500+ cycles and backed by an 11-year limited manufacturer warranty.
Key Features
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Integrated Class T fuse: A user-serviceable 400A Eaton Bussmann JJN-400 Class T fuse sits inside the battery.
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Victron integration: CAN communication at 500 kbit/s with Victron GX devices; with DVCC on, the BMS publishes its charge limits and state of charge.
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230A continuous discharge: Supports 2,500W-3,000W class inverters, with 500A for up to 30 seconds and 1,300A for up to 1 second.
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210A continuous charge: Fast recharging from compatible LiFePO4 chargers, solar and inverter-charger systems.
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IP67 enclosure: Dust-tight and rated for temporary immersion to 1 m for 30 minutes with all seals, glands and port plugs installed.
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Internal heating: A 180.67W heater powered by the connected charger warms the cells; charging pauses at 0°C and resumes at 5°C (41°F).
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Bluetooth and SoC meter: The included State of Charge meter shows SoC, voltage and current and connects to the Epoch Cloud app.
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Large banks: Up to 16 in parallel (7,360Ah / 94.2kWh) or up to 4 in series for a 48V-class string.
What's Included
- 1 x 12V 460Ah V2-T Elite Series battery (C12460A-A) with integrated 400A Class T fuse
- Communication harness
- State of Charge meter with Bluetooth module
- External power switch
Victron Integration
- Plug with waterproof bung goes into the Master battery's blue port
- Daisy-chain RJ45 cables from each black port to the next battery's blue port, up to 16 in parallel
- Set the DIP switches per the manual (see the V2-T DIP switch guide)
- Grey RJ45 plug into the Cerbo or Ekrano GX BMS-CAN port, or VE.CAN 1/2 at 500 kbit/s on a Cerbo GX Mk2
- Turn on DVCC and set the controlling BMS and battery monitor to Epoch
- Program every charge source with Epoch's settings as a fallback if CAN communication is lost
Recommended Charging Settings (non-Victron)
- Absorption 14.2V for 15 minutes per battery
- Float 13.5V
- Equalization off; temperature compensation disabled
- Maximum continuous charge 210A (0.45C) from all sources combined
- Charge termination at 0.02C (9.2A)
- For alternators, a DC-to-DC charger programmed for LiFePO4 is highly recommended
Suitable For:
- High-end RV house power with large inverters
- Marine house banks on yachts, workboats and cruising boats
- Victron systems with Cerbo GX, Ekrano GX or other GX devices
- Off-grid cabins, mobile workshops and expedition vehicles
- 2,500W-3,000W class 12V inverter systems
- Professional installs that benefit from integrated Class T protection
Please Note: The internal Class T fuse does not replace downstream protection: install a main fuse or DC-rated breaker close to the battery positive.
Please Note: Series-parallel banks are not supported; use up to 16 in parallel or up to 4 in series.
Please Note: Install in a clean, dry, protected location away from bilge water; remove from service after any immersion until evaluated.
Please Note: Use pre-charge or soft-start for large inverters where required.
Please Note: Bank batteries must be matched C12460A-A units of similar age, condition and firmware at the same state of charge.
Please Note: ABYC compliance applies to the complete vessel installation, not the battery alone.
Also available as: 12V 460Ah V2 Elite Series | 12V 460Ah Essential Series
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Specifications
Model / SKU: C12460A-A
Series: V2-T Elite Series
Battery type: 12V heated Bluetooth LiFePO4 deep-cycle battery
Application focus: Marine, RV, solar, off-grid, backup, and stationary 12V deep-cycle power systems
Chemistry: LiFePO4 / lithium iron phosphate
Cell configuration: 4S2P
Bluetooth: Bluetooth 4.0 in the included State of Charge meter; Epoch Cloud app (iOS and Android)
CAN communication: CANbus 500kbit/s with Victron communication support
Victron integration: DVCC / distributed charge control through compatible GX devices
External controls: External power switch and State of Charge meter (with Bluetooth) included
Cycle life: >3,500 cycles to 70% capacity (25°C, 0.5C charge, 1C discharge, 70% DoD)
Nominal voltage: 12.8V
Nominal capacity: 460Ah
Energy capacity: 5.888kWh / 5.89kWh nominal
Maximum voltage: 14.52V
Minimum voltage: 10.4V
Shipped state of charge: 30% ± 3%
Internal resistance: ≤8mΩ
Self-discharge rate: ≤3% per month
Published continuous discharge: 230A @ 25°C
Published continuous charge: 210A @ 25°C
Peak discharge output: 500A for 30 seconds; 1,300A for 1 second
Integrated fuse: User-serviceable 400A Eaton Class T fuse
Internal fuse certification: UL60691 certified internal fuse
Parallel connections: Up to 16 batteries in parallel
Series connections: Up to 4 batteries in series (48V class)
Series-parallel configuration: Not supported
GX communication: Compatible GX devices via the BMS-CAN port (Cerbo GX, Ekrano GX) or VE.CAN 1/2 at 500 kbit/s (Cerbo GX MK2), with DVCC enabled
Recommended bank practice: Use only matched C12460A-A batteries of similar age, condition and firmware, all at the same state of charge
Charge temperature range: 0°C to 50°C / 32°F to 122°F, with internal heating support
Discharge temperature range: -20°C to 50°C / -4°F to 122°F
Storage temperature range, ≤1 month: -20°C to 45°C / -4°F to 113°F
Storage temperature range, ≤1 year: 0°C to 35°C / 32°F to 95°F
Charge low-temperature protection: 0°C (32°F); released at 5°C (41°F), with internal heating
Heater activation: Below 5°C (41°F), while charging (powered by the connected charger)
Heater deactivation: 10°C (50°F), while charging
Length: 20.86 in / 529.8 mm
Width: 8.65 in / 219.8 mm
Height: 12.06 in / 306.3 mm
Overall dimensions: 20.86 in L × 8.65 in W × 12.06 in H
Weight: 97.55 lb / 44.25 kg
Case material: PC + ABS, UL94 V-0
Terminals: M8 bolts
Terminal torque: 12 N·m / 8.85 lb-ft
Ingress protection: IP67 per IEC 60529: dust-tight and immersion-rated to ≤1m for ≤30 minutes, only with all seals, glands and port plugs installed
Absorption voltage: 14.2V
Absorption time: 15 minutes per battery
Float voltage: 13.5V
Equalization: Off / disabled
Temperature compensation: Disabled
Charge profile: CC/CV, no equalization
Victron systems: Use the communication harness, confirm battery visibility on the GX device, enable DVCC, and set the controlling BMS and battery monitor to Epoch
Cell certifications: UL1642 and IEC 62619:2022 certified cells
Other compliance: CE and RoHS
Warranty: 11-year limited manufacturer warranty
In the Box
- 1 x Epoch 12V 460Ah V2-T Elite Series LiFePO4 battery (C12460A-A)
- 1 x Communication harness
- 1 x State of Charge meter (with Bluetooth module)
- 1 x External power switch
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C12460A-A Spec Sheet
C12460A-A User Manual
C12460A-A Technical Data Sheet
V2-T DIP Switch Guide
C12460A-A FCC Part 15B Report
Eaton Bussmann JJN-400 Fuse Declaration of Conformity
Internal Fuse - UL Listing
Epoch LiFePO4 Safety Data Sheet
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Epoch Batteries Limited Warranty
Warranty Period
11-year limited manufacturer warranty
Epoch Batteries-branded products are covered against qualifying defects in materials and workmanship for the applicable warranty period, subject to Epoch's model-specific remedy schedule and the terms of its warranty policy. Epoch-branded chargers carry a 2-year limited warranty and accessories (such as fuel gauges and voltage reducers) a 1-year limited warranty, from the original purchase date.
Registration
Register your battery with Epoch within 90 days of purchase for full warranty coverage. If it is not registered within that time, the warranty period begins from the battery's original manufacturing date. Proof of ownership is required for any claim, and coverage is non-transferable and applies only to the original purchaser.
Remedy
After inspection and testing, Epoch will provide the applicable remedy for a qualifying manufacturing defect: an approved repair, a replacement, or a comparable-product offer according to the model's schedule. Typical repair turnaround is 3–10 business days once the product is received.
Exclusions
Coverage may be denied when a failure is caused by misuse, improper handling, installation or storage, or use outside the product's specifications. Examples include an unsecured battery; loose, corroded or improperly connected terminals; series or parallel connections beyond the manufacturer's recommendations; reverse polarity or short circuits; impact, fire or water submersion; storage above 140°F or below -40°F; prolonged storage fully discharged or batteries left uncharged for more than three months; poor crimps, undersized cables or damaged wiring; opened, modified or tampered products; and use in applications the battery was not designed for, including repeated engine starting on non-cranking models.
Obtaining Warranty Service
Start a claim through the Epoch Batteries Warranty Portal with your model and serial number, proof of purchase, a description of the issue and supporting photos or videos. If approved, Epoch provides an RMA number and packing instructions. Do not ship a product without a valid RMA. The customer arranges and pays for shipment to Epoch, packaged in compliance with lithium battery shipping rules. Epoch Batteries can be reached at 1-888-501-1846 or support@epochbatteries.com.
Visit Epoch's Warranty Page to review the full warranty terms.
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Shipping is typically through freight carriers and the actual shipping time is contingent on your location and the specific warehouse dispatching your order. Please allow for a 1-3 business day processing period before shipment, and an estimated delivery time of up to 7 business days. Your confirmation email will include delivery details and we will send you a tracking number as soon as one is available. If you ordered several separate items, you may receive multiple tracking numbers. Once the item has been shipped, the freight service will contact you to coordinate the date and time of delivery. If you require any special accommodations during delivery please let us know as soon as possible and let the delivery company know when arranging the appointment.
Typically, orders will be dropped off either curbside or outside your front door or garage. It is your responsibility to bring the order inside or to its final destination and to remove any existing items.
Depending on the item, parts may be shipped in multiple boxes, and assembly may be required. When your order is delivered, please check that you have all pieces of the item and that nothing is damaged. If your order is damaged during transit and external damage is visible, note the damage immediately, write it on the delivery documents, take photos and/or videos, and refuse shipment. If there is no visible external damage, accept the package but note “subject to concealed damage” on the delivery documents. Any damage upon delivery needs to be reported within 24 hours of delivery or you may not be eligible for a refund. For additional information on submitting claims, as well as incorrect item exchanges, and replacements, please see our Refund Policy.
For more information about shipping, please visit our complete Shipping Policy.
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