4X3 spacer for 21700 battery cells (10 pcs)

In stock

0% VAT for EU businesses (registration needed)

4.40 EUR (Net: 3.46 EUR)

Unit price: 0.44 EUR/pc (Net: 0.3465 EUR/pc)

Weight:

138 g

For what kind of applications?:

Spacing battery cells for building battery packs

Expected delivery :

30/09/2026

Points earned after purchase: 0.04 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)

Spacers are essential components in battery packs, providing precise separation and alignment of battery cells. They enhance safety, prevent short circuits, and optimize pack stability, ensuring reliable and efficient 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.