Epoch Batteries
SKU: 12334A-MC
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High-output 12V house power
The Epoch 12334A-MC Essential Series combines 334Ah of LiFePO4 storage, a high-output BMS, internal heating, Bluetooth monitoring and Victron communication in a compact metal enclosure. It is designed for large RV, marine house-bank, solar and off-grid systems—not engine cranking.
Why it stands out
Epoch lists 300A maximum continuous discharge with 150A recommended for normal design, plus a 600A 10-second peak. That gives properly engineered inverter systems substantial headroom without treating peak current as a continuous target.
Active balancing helps correct cell-voltage differences more aggressively than passive balancing, supporting better pack consistency across demanding charge and discharge cycles.
Built-in communication can share battery data with compatible Victron systems. Correct cable, protocol, firmware and system configuration are required for closed-loop operation.
Internal heating supports charging in cold conditions while Bluetooth provides state-of-charge, voltage and battery-status visibility through the compatible Epoch app.
Fit and system check
IP21 enclosure: this model is drip-resistant, not waterproof. Use it in a dry, protected, serviceable location away from washdown, standing water and outdoor exposure.
Manufacturer protection
Epoch lists 4,500+ cycles and an 11-year manufacturer warranty for the 12334A-MC. Register within 90 days of purchase for full coverage and follow the current written warranty terms.
No. It is a deep-cycle battery for house loads and energy storage. Use a model Epoch expressly rates for cranking when engine starting is required.
It supports Victron communication, but the installation still needs the correct cable, data topology, firmware and charger/inverter configuration described by Epoch.
No. The IP21 enclosure is intended for a dry, protected location. It is not suitable for rain, washdown or unprotected exterior mounting.
Yes. Epoch lists up to sixteen matched units in parallel. Follow its current manual for state-of-charge matching, cable balance, branch protection, communication and commissioning.
Send Torven Power your inverter, charging sources, battery-space dimensions and expected loads for a first-pass fit check.
Product Data
| Specification | Details |
|---|---|
| Model / SKU | 12334A-MC |
| Chemistry | Lithium iron phosphate (LiFePO4) |
| Product class | LiFePO4 Battery |
| Official listed weight | 75 lb |
| Official listed dimensions | 15.35" L x 8.07" W x 11.02" H in |
Specifications and included components can change. Review the current official Epoch product page and manual before ordering or installation.
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Ordering Information
Shipping: Epoch Batteries batteries, inverters, panels and kits may ship by parcel or LTL freight. Stock, lead time, residential delivery, liftgate service and remote-area charges can vary. Checkout terms or Torven Power’s written order confirmation control.
Returns: Eligibility depends on timing, product condition, installed or energized status, freight costs, supplier authorization and product-specific exclusions. Review the current policies before ordering.
Review the Shipping Policy and Return & Refund Policy before purchase.
Epoch Batteries
Epoch 12V 334Ah MC Essential Series LiFePO4 Battery (4.28kWh)
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