CS-CM035SL Battery – Custom Battery Packs 18650 4S1P Replacement
CS-CM035SL Battery Replacement
Premium replacement battery for Custom Battery Packs 18650 4S1P. 2600mAh 14.4V Li-ion — engineered to original specifications and certified for safe transport.
| Model No. | CS-CM035SL |
|---|---|
| Fits | Custom Battery Packs 18650 4S1P |
| Capacity | 2600mAh |
| Voltage | 14.4V |
| Energy | 37.4Wh |
| Chemistry | Li-ion |
| Dimensions | 132.00 x 36.90 x 20.00mm |
| Weight | 200g |
| OEM Part No. | 18650 4S1P |
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$36.99per unit · free US shipping
Buy Now — $36.99
Full Spec Sheet
- Volume discounts from 10 pcs (up to 10% off)
- UN 38.3 certified + MSDS/SDS provided
- Free US shipping on every order
- B2B invoicing & wholesale support
FAQ
Is this battery compatible with my device?
The CS-CM035SL is a replacement battery for Custom Battery Packs 18650 4S1P. Match your original battery's model or OEM part number before ordering.
What certifications does this battery have?
All Estry batteries ship with UN 38.3 transport certification and MSDS/SDS documentation, required for compliant air and ground shipping.
Do you offer wholesale pricing?
Yes — volume discounts apply automatically: 5% off at 10+, 6% at 20+, 8% at 50+, and 10% at 100+ pieces. US shipping is free on every order.