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Epoch 12V 120Ah Marine Lithium Battery – Pro Series LiFePO4 | Cranking & Deep Cycle Dual Purpose
Firing outboards with 800 cold cranking amps, the 13.5 kg Epoch 12V 120Ah Pro Dual Purpose waterproof marine battery pack delivers 1.53 kWh storage for simultaneous engine starting and house power.
- Dual purpose design delivers 800A cranking.
- Continuous 120A discharge runs boat accessories.
- IP67 waterproof housing stops water damage.
- Internal heat strip enables freezing charges.
- Service lifespan extends past 4000 cycles.
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Description
Outboard owners who want one battery for engine starting and house-power use can consider a dual-purpose 12V lithium configuration. TheEpoch 12V 120Ah Pro Series Dual Purpose Lithium Batterystores 1.53 kWh of energy at a nominal 12.8V and is listed for outboard engine-start and deep-cycle house-bank use.
Its stated ratings include 800 cold-cranking amps equivalent, 120A continuous discharge, and an 800A surge output for three seconds. The battery includes an internal heat strip, IP67 waterproof enclosure, Bluetooth monitoring, dual-purpose-optimized battery management features, and M8 stainless-steel terminals. It is listed for more than 4,000 cycles at 80% depth of discharge.
Key Specifications of the Epoch 12V 120Ah Pro Series Dual Purpose Lithium Battery
- 120Ah capacity provides the listed 1.53 kWh of stored energy.
- 12.8V nominal voltage matches the listed 12V battery-system class.
- LiFePO4 chemistry identifies the listed lithium iron phosphate battery type.
- 800 CCA equivalent is the listed cold-cranking rating.
- 120A continuous discharge supports the listed sustained power demand.
- 800A surge output for three seconds supports the listed starting-demand rating.
- An internal heat strip provides the listed heated battery feature.
- IP67 protection identifies the listed waterproof enclosure rating.
- Bluetooth supports the listed battery-monitoring function.
- More than 4,000 cycles at 80% depth of discharge is the listed cycle-life specification.
Battery and Charging Compatibility
This is a 12.8V nominal LiFePO4 dual-purpose battery for 12V systems; it is not a battery charger. It is listed for outboard engine starting and deep-cycle house-bank use, so the outboard, charging equipment, and connected loads must be compatible with a 12V lithium battery system.
The listed 800 CCA equivalent and three-second 800A surge rating apply to engine-starting demand. Confirm the engine manufacturer’s battery requirements, charger settings, and alternator compatibility before installation.
Installation and System Considerations
The battery uses M8 stainless-steel terminals, measures 12.9 in. by 6.7 in. by 8.4 in., and weighs 29.7 lbs. It has an IP67 waterproof enclosure, internal heat strip, Bluetooth functionality, and listed dual-purpose-optimized battery management features. Installation should follow the battery manual and the electrical requirements applicable to the vessel.
Warranty and Support
Warranty information is not included in the listed product data. Review the manufacturer documentation for product details, setup, and warranty coverage.
Before Ordering the Epoch 12V 120Ah Pro Series Dual Purpose Lithium Battery
Before ordering, confirm that your system is compatible with a 12V-class, 12.8V nominal LiFePO4 dual-purpose battery. Review the 120Ah capacity, 1.53 kWh energy rating, 800 CCA-equivalent rating, 120A continuous output, 800A three-second surge rating, IP67 rating, 29.7 lb weight, and physical dimensions. You should confirm compatibility with your outboard, charger, alternator, and vessel electrical system before purchase.
Epoch 12V 120Ah Pro Series (Dual Purpose)
| Brand | Epoch Batteries |
| SKU | E12120PRO-DP |
| Capacity | 120Ah (1.53 kWh) |
| Cranking Amps | 800A Cold Cranking (CCA Equivalent) |
| Chemistry | LiFePO4 |
| DC Voltage | 12.8V Nominal |
| Max Discharge | 120A Continuous / 800A (3s Surge) |
| Heating | Internal Heat Strip (Heated) |
| IP Rating | IP67 (Waterproof) |
| BMS Features | Bluetooth, Dual Purpose Optimized |
| Cycle Life | >4000 Cycles @ 80% DOD |
| Terminals | M8 Stainless Steel |
| Dimensions | 329 x 172 x 214 mm (12.9x6.7x8.4") |
| Weight | 13.5 kg (29.7 lbs) |
| Certifications | CE, UN38.3, Marine Rated |
| Application | Outboard Engine Start & Deep Cycle House Bank |
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