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Cameron Sino 2000 mAh 7.4 V Li-ion battery for Kenwood TK / NX series

SKU CH-EGMZ-G7WGS

Replacement lithium-ion pack delivers 2000 mAh at 7.4 V for Kenwood TK and NX series radios

  • Compatible with Kenwood TK and NX series radios
  • 2000 mAh capacity extends talk time
  • 4 V lithium-ion chemistry matches original specs
  • Built-in overcharge and short-circuit protection
  • Replaces KNB-24L, KNB-35L, KNB-55L, KNB-56N, KNB-57L, KNB-78L, KNB-79LC

Replacement battery for Kenwood two-way radios

This 7.4 V lithium-ion pack replaces the original KNB-24L, KNB-35L, KNB-55L, KNB-56N, KNB-57L, KNB-78L and KNB-79LC cells. It fits the TK-2140, TK-2148, TK-2160, TK-2168, TK-2170, TK-2170M, TK-2173, TK-2360, TK-3140, TK-3148, TK-3160, TK-3168, TK-3170, TK-3173, TK-3178, TK-3360, NX-220, NX-320, NX3200, NX3220, NX3300 and NX3320 models. The 2000 mAh capacity delivers 14.80 Wh of energy for extended field use.

Upgrading from lower-capacity packs

Users moving from the 55 or 56 series batteries gain extra talk time without changing form factor. The fully decoded chip communicates with the radio exactly as the factory unit does, so no firmware updates or calibration routines are required. ISO9001, RoHS and CE certifications confirm the cells meet the same safety baselines as the original equipment.

Sustained discharge in daily service

The pack measures 100.60 x 55.80 x 16.90 mm and weighs 107.0 g, matching the OEM footprint for secure belt-clip mounting. Built-in overcharge, over-discharge, over-voltage and short-circuit protection prevents cell damage during long shifts. After two or three full charge cycles the chemistry settles to its rated capacity, maintaining consistent voltage through the duty cycle.

Highlights

  • Compatible with Kenwood TK and NX series radios
  • 2000 mAh capacity extends talk time
  • 4 V lithium-ion chemistry matches original specs
  • Built-in overcharge and short-circuit protection
  • Replaces KNB-24L, KNB-35L, KNB-55L, KNB-56N, KNB-57L, KNB-78L, KNB-79LC

Specifications

BrandCameron Sino
ModelNX-220, NX-320, NX3200, NX3220, NX-3220, NX3300, NX3320, NX-3320, TK-2140, TK-2148, TK-2160, TK-2168, TK-2170, TK-2170M, TK-2173, TK-2360, TK-3140, TK-3148, TK-3160, TK-3168, TK-3170, TK-3173, TK-3178, TK-3360

Questions about this item

What are the exact dimensions of this 2000 mAh 7.4 V Li-ion battery?

The battery measures 100.60 mm in length, 55.80 mm in width and 16.90 mm in thickness, weighing 107.0 g.

How do I install the battery and what common mistake should I avoid?

Slide the pack into the radio's battery compartment until the latch clicks; ensure the connector is fully seated before closing the latch.

Which Kenwood original part numbers does this Cameron Sino battery replace?

It replaces Kenwood KNB-24L, KNB-35L, KNB-55L, KNB-56N, KNB-57L, KNB-78L and KNB-79LC packs.

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