Epoch Batteries 12334A-MC 12V 334Ah Essential Series
SKU 12334A-MC
Epoch BatteriesThe Epoch Batteries 12334A-MC 12V 334Ah Essential Series is a battery pack with dimensions of 15.35 × 8.07 × 11.02 in, a continuous discharge of 300 A, a weight of 75 lb (34.02 kg) and an ingress rating of IP21, protected indoor use.
Last updated: 30 September 2026
Battery and charging
- Voltage
- 12.8 V
- Nominal capacity
- 334 Ah
- Maximum continuous discharge
- 300 A continuous
- Series and parallel limit
- 16 in parallel; series not listed
- Highest charge current it will take
- Sources disagree
Page gives two figures: 300 A and 150 A
“Max continuous charge current 300A per product specification table; product copy also lists 150A max continuous charge”
Source: epochbatteries.com/products/12v-334ah-rv-lithium-battery
150 A continuous charging, in the product copy
“a massive 300A max continuous discharge, 600A peak discharge (10s), and rapid 150A continuous charging”
Source: epochbatteries.com/products/12v-334ah-rv-lithium-battery
- Energy as stated
- 4.28 kWh
“Nominal voltage 12.8V”
Source: epochbatteries.com/products/12v-334ah-rv-lithium-battery
“Nominal capacity 334Ah”
Source: epochbatteries.com/products/12v-334ah-rv-lithium-battery
“Max continuous discharge 300A”
Source: epochbatteries.com/products/12v-334ah-rv-lithium-battery
“Parallel connections Max 16 batteries in parallel”
Source: epochbatteries.com/products/12v-334ah-rv-lithium-battery
“Energy stored 4.28kWh”
Source: epochbatteries.com/products/12v-334ah-rv-lithium-battery
Battery care and safety
- Ingress protection
- IP21, protected indoor use
“Enclosure protection IP21 - optimized for protected indoor use”
Source: epochbatteries.com/products/12v-334ah-rv-lithium-battery
Size and fit
- Overall dimensions
- 15.35 × 8.07 × 11.02 in
- Weight as stated
- 75 lb (34.02 kg)
“Overall dimensions 15.35 in L × 8.07 in W × 11.02 in H”
Source: epochbatteries.com/products/12v-334ah-rv-lithium-battery
“Weight 75 lbs / approx. 34.02 kg”
Source: epochbatteries.com/products/12v-334ah-rv-lithium-battery
Identity
- Model code
- SKU 12334A-MC
“Model / SKU 12334A-MC”
Source: epochbatteries.com/products/12v-334ah-rv-lithium-battery
Platforms — none listed
No sourced compatibility evidence is on file for this battery yet.
Sources
- Epoch Batteries — 12334A-MC 12V 334Ah Essential SeriesMANUFACTURER BATTERY PAGE
Epoch Batteries
Source: epochbatteries.com/products/12v-334ah-rv-lithium-battery
Verified September 30, 2026