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Rectangular black two-way radio battery with textured casing

BatteryJack inc.

BatteryJack inc. 1800mAh 7.5V Li-ion Battery for Motorola CP185 EP350 CP477

SKU CH-YZGD-9CTAZ

Replacement 7.5 V 1800 mAh lithium-ion pack for Motorola CP185, EP350 and CP477 radios, rated to retain 80 % capacity for 18 months

  • Delivers 7.5 V 1800 mAh power for extended talk time
  • Survives six 6-foot drops on every side without damage
  • Guaranteed to retain 80 % capacity for 18 months from shipment
  • Tested for altitude vibration shock thermal cycling and short-circuit safety
  • Compatible with Motorola CP185 EP350 CP477 and PMNN4080 4081 4082 models

Compatible Radios

This lithium-ion battery powers Motorola CP185, EP350 and CP477 two-way radios. It replaces the original PMNN4081 and PMNN4082 packs. The 7.5 V, 1800 mAh cell delivers reliable talk time for professional users who depend on clear communication throughout a shift.

Build Integration

The pack slides into the radio’s existing battery compartment with no adapters or tools required. Its rugged ABS and polycarbonate housing withstands six drops from six feet on every side. This durability frees field teams from carrying spare protective cases or worrying about accidental impacts on job sites.

Sustained Performance

Comprehensive testing covers high altitude, vibration, mechanical shock, thermal cycling, short circuit and overcharge simulations. The manufacturer guarantees the cell retains at least 80 percent of its rated capacity for 18 months from shipment. Consistent discharge characteristics keep voltage stable during extended transmissions.

How it compares

Measured against everything we stock in Walkie-Talkies & CB Radios, at today’s prices. Recalculated every night.

Price $24.99
Cheaper than about 70% of the 1,062 comparable items (median $34.99).

Specifications

No published specifications for this item yet.

Questions about this item

How many charge cycles before the 1800mAh capacity drops below 80 percent?

The battery is guaranteed to keep at least 80 percent of its 1800mAh rating for 18 months from shipment.

Does the 7.5V pack run hot or make noise during continuous transmit?

It is a sealed Li-ion cell with no moving parts, so it produces no audible noise and minimal heat under normal use.

Which Motorola radio models does this PMNN4081 pack fit without an adapter?

It directly replaces the original battery in CP185, EP350, CP477 and PR400 two-way radios.

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