1. Products
  2. Boat battery
  3. EPTechnologies

Boat battery EPT
51.2 Vsolid-stateIP65

Boat battery - EPT - EPTechnologies - 51.2 V / solid-state / IP65
Boat battery - EPT - EPTechnologies - 51.2 V / solid-state / IP65
Boat battery - EPT - EPTechnologies - 51.2 V / solid-state / IP65 - image - 2
Add to favorites
Compare this product

Characteristics

Application domain
for boat
Voltage
51.2 V
Storage system
solid-state
Other characteristics
IP65
Load capacity

280 Ah

Height

250 mm
(10 in)

Width

425 mm
(17 in)

Length

810 mm
(32 in)

Weight

108 kg
(238 lb)

Description

Product Overview
Set sail with confidence and unmatched power with the EPT 48V SolidState Battery, designed specifically for marine environments. With a 14.3 kWh capacity, this battery ensures you have the energy you need to keep your boat running smoothly, whether you're cruising along the coast or powering your onboard systems.

Why This Battery is Perfect for Your Boat:
  • Marine-Grade Reliability: Designed to withstand the toughest conditions on the water, this battery is built for durability. Its IP65 rating means it's resistant to both dust and water, making it perfect for salty, wet, and humid marine environments. With a stainless steel case, this battery is also corrosion-resistant, ensuring a long lifespan in the harshest conditions.
  • Impressive Power Capacity: With 14.3 kWh, this battery provides more than enough energy to power your boat's propulsion system, onboard electronics, and more. Whether you're cruising for hours or anchored for a weekend getaway, this battery ensures you have the energy you need to enjoy your time on the water.
  • Extended Performance: This battery offers 10,000 cycles at 80% Depth of Discharge (DoD), ensuring a long-lasting, high-performance power solution for many years of boating adventures.
  • High Charge and Discharge Rates: With 220A max continuous charge and 330A max continuous discharge, this battery can handle high-demand power usage when you need it most—whether it's recharging on the go or powering heavy-duty marine equipment.
  • Compact & Powerful Design: At 810 x 425 x 250 mm and weighing 102 kg, this battery strikes the perfect balance between size and power. It's compact enough to fit into your boat's storage system while providing all the energy you need for a smooth, long-lasting voyage.
  • Certified & Safe: With CE and UN38.3 certifications, this battery is guaranteed to meet global safety standards, so you can trust it to keep your boat powered safely. Plus, it comes with a 2-year warranty for added peace of mind.

Technical Specifications
Certifications: CE, ROHS, UN38.3
Chemistry: LFP
Nominal Voltage: 51.2 VDC
Cycle Life @ 80% DoD: 10,000
Max Continuous Charge: 220A / 0.8 C
Max Continuous Discharge: 330A / 1.2 C
Battery Case: Stainless Steel
Dimensions (LWH): 810 x 425 x 250 mm
IP Rating: IP65
Capacity: 14.3 kWh
Warranty: 2 years
Battery weight: 108 kg
Standards: IEC 62619, IEC 62620, ISO 23625:2021
Nominal capacity @ 25°C: 280 Ah
Nominal energy @ 25°C: 14.33 kWh
Scalable: Parallel only
Body Material: Aluminum
Top lock lid material: Stainless Steel

Key Features
  • Solid-state battery technology for enhanced safety and performance
  • Designed for marine applications
  • High cycle life and robust construction
  • Certified for international safety and environmental standards

Exhibitions

Meet this supplier at the following exhibition(s):

SMM 2026
SMM 2026

1-04 Sep 2026 Hambourg (Germany)

*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.