Insulation Paper 33140 Negative 10K

Insulation Paper 33140 Negative 10K

These green self-adhesive insulation rings are made from high-quality fish paper, a material known for its excellent electrical insulation, heat resistance, and durability. They are placed on the negative terminal of 33140 batteries to prevent accidental contact with the outer metal casing.

Key Features

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  Perfect Fit for 33140 Cells – Precision-cut for standard lithium batteries

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  Self-Adhesive Backing – Easy and fast installation

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  Hollow Ring Design – Maintains terminal contact while insulating edges

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  High Dielectric Strength – Prevents short circuits and leakage

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  Heat Resistant Material – Fish paper withstands high temperatures

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  Thin & Lightweight (~0.2mm) – No impact on battery assembly

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  Green Color – Easy visibility for inspection

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  Lithium-ion battery pack assembly (33140)

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  E-bike & EV battery packs

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  Solar energy storage systems

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  Battery repair & rewrapping

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  OEM battery manufacturing

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  Power tools & electronics

Why Choose These Insulator Rings?

Essential Safety Component

Prevents short circuits between positive cap and battery body.

Easy Installation

Self-adhesive design speeds up battery pack assembly.

Industry Standard Material

Fish paper provides high insulation and heat resistance.

Cost-Effective Protection

Low-cost but critical for battery safety.

Widely Used in EV & Solar Systems

Standard component in professional battery manufacturing.