ETP GRADE COPPER WASHER 18/6

ETP GRADE COPPER WASHER 18/6

The ETP Grade Copper Washer (18/6) is a high-conductivity electrical washer used in prismatic lithium battery cells to ensure strong electrical contact, stable current flow, and low resistance connections between battery terminals and busbars.

Made from ETP (Electrolytic Tough Pitch) copper, it provides excellent conductivity and is widely used in EV battery packs, energy storage systems, and industrial lithium battery assemblies.

Key Features

• •Material: ETP Grade Pure Copper (high conductivity)
• •Size: 18/6 (custom prismatic cell specification)
• •Excellent electrical conductivity and low resistance
• •Corrosion-resistant surface for long service life
• •High mechanical strength and stable contact pressure
• •Precision-cut for perfect fit in prismatic cell assemblies
• •Supports high current flow without overheating
• •Suitable for welding, bolting, and busbar connection systems

Applications

Prismatic Lithium Battery Packs

Used for terminal connection support and contact stabilization in prismatic cells.

EV Battery Systems

Used in electric vehicle battery modules for secure high-current connections.

Energy Storage Systems (ESS)

Used in solar and industrial battery bank assemblies.

Battery Manufacturing & Assembly

Used during busbar connection, terminal stacking, and pack assembly processes.

Battery Repair & Rework

Used to replace or reinforce contact points in prismatic cell modules.

The ETP Copper Washer 18/6 is a high-conductivity copper contact component designed to improve electrical connection quality and current stability in prismatic lithium battery cells used in EV and energy storage systems.