Marine battery EPT HV

900 VlithiumIP65

Product Overview
EPT HV Marine Batteries are among the world's lightest high-voltage battery systems, engineered for demanding applications where weight, safety, and performance are critical. With an energy density of just 5.2 kg per kWh, these batteries deliver maximum efficiency in a compact and rugged form.

Key Features

• Ultra-lightweight: 5.2 kg per kWh
• Voltage capability up to 900 V
• Standard IP65 protection (IP67 available on request)
• Robust powder-coated aluminum casing with stainless steel top cover
• Integrated pre-charge circuitry, main relays, fuses, and advanced Battery Management System (BMS)
• Optional redundant Pack Control Units (PCUs) with dual PLCs for backup and fault tolerance
• Proven reliability with over 20 MWh manufactured and delivered worldwide
• DNV homologation in progress for certified environments

Applications

• Electric propulsion systems
• Energy storage solutions
• Hybrid platforms
• Marine, industrial, and high-performance sectors

Construction & Durability

• Powder-coated aluminum casings
• Stainless steel top cover
• IP65 protection as standard (IP67 available)
• Designed for harsh environments

Integrated Safety & Control

• Pre-charge circuitry
• Main relays and fuses
• State-of-the-art BMS for reliable operation and safety
• Parallel strings can be configured with redundant PCUs featuring dual PLCs for backup and fault tolerance

Certifications & Proven Track Record

• DNV certification in progress
• More than 20 MWh manufactured and sold globally

Specifications Table
Specifications
Voltage
up to 900 V
IP Rating
IP65 (IP67 available on request)
Additional details
With pre-charge, fuses, main relays, and state-of-the-art BMS
Parallel strings can have optional redundant pack control units (PCU) with double PLCs for backup
DNV homologation in process
More than 20 MWh manufactured and sold already
Battery
ALU casings, powder coated, stainless steel top cover, powder coated
Battery weight
5.2 kg per kWh

Technical Characteristics / Specifications

• Ultra-lightweight: 5.2 kg per kWh
• Voltage: up to 900 V
• IP Rating: IP65 (IP67 available)
• Construction: Powder-coated aluminum casing, stainless steel top cover
• Integrated pre-charge, fuses, relays, and BMS
• Optional redundant PCUs with dual PLCs
• DNV certification in progress
• Over 20 MWh successfully deployed