Insulating ring for 21700 battery cells (80 pcs)

In stock

0% VAT for EU businesses (registration needed)

2.70 EUR (Net: 2.13 EUR)

Unit price: 0.0338 EUR/pc (Net: 0.0266 EUR/pc)

Weight:

16 g

Width:

100 mm

Thickness:

0.35 mm

For what kind of applications?:

Insulating 21700 cells, replacing damaged ones, self-adhesive

Expected delivery :

30/09/2026

Points earned after purchase: 0.03 EUR

Payment methods

Bank transfer

Credit/Debit Card

PayPal Payment

Buy Now Pay Later for Businesses (15 days)

Shipping methods

GLS delivery

Raben pallet delivery

Pick-up in Pomáz (Hungary)

Insulation papers are crucial in battery packs, serving as a protective barrier between cells to prevent electrical contact and thermal issues. They ensure safety and efficiency in battery systems, making them an essential component for reliable energy storage solutions.

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Precaution

Be careful!

Li-Ion batteries can be dangerous if used incorrectly.
Only use industrial battery cells if you have sufficient expertise and training.
Industrial battery cells may only be used according to their intended purpose.
When building a battery pack, the use of a battery management system (BMS) is mandatory.
Short circuit or improper use may cause fire or explosion.
Pay particular attention to polarity when charging.
Never short-circuit the battery.
Never disassemble or damage the battery.
Never use the battery cell in vapes, e-cigarettes or in similar applications.
If the battery is deformed or damaged in any way, dispose of it at a suitable collection point.
Never immerse the battery in water.
Avoid excessive physical vibration and mechanical damage.
Never dispose of the battery in a fire.
The battery must be kept out of the reach of children.
Never use a modified or damaged charger.
Do not leave the battery in the charger for more than 12 hours.
Store the battery in a cool, dry and well-ventilated place.
Batteries must always be disposed of in accordance with local regulations.
Do not solder on the cells.