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

Related Batteries

$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.