CS-FKS218SL Battery – FURUKAWA S218 S218R S944 Replacement

CS-FKS218SL Battery Replacement

Premium replacement battery for FURUKAWA S218 S218R S944. 1600mAh 7.4V Li-ion — engineered to original specifications and certified for safe transport.

Model No. CS-FKS218SL
Fits FURUKAWA S218 S218R S944
Capacity 1600mAh
Voltage 7.4V
Energy 11.8Wh
Chemistry Li-ion
Dimensions 55.90 x 39.60 x 20.95mm
Weight 79g
OEM Part No. S944

Compatible Devices

  • S218
  • S218R

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$26.99per unit · free US shipping
Buy Now — $26.99 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-FKS218SL is a replacement battery for FURUKAWA S218 S218R S944. See the compatible device list above for verified fits. 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.