Replacement Motorola Radio GP638 Plus Two-Way Radio Battery

Overview

Radio Communication Battery suitable for Motorola Radio GP638 Plus

The Motorola PMNN4073A is a Li-ion battery rated at 7.4V and 11.8WH, designed as a direct-fit replacement for the Motorola Radio GP638 Plus and compatible portable two-way radios. It delivers consistent, reliable runtime across demanding shift environments including construction, manufacturing, hospitality, education, and public safety.

Frequently Asked Questions

What radios is the PMNN4073A compatible with?

The PMNN4073A is compatible with the Motorola Radio GP638 Plus portable two-way radios. Always verify your specific radio model number before ordering to confirm fitment.

Is a charger included?

No. The PMNN4073A ships as a battery only. A compatible Motorola charger is sold separately.

How long does the battery last on a single charge?

Estimated runtime is 10 to 14 hours per charge cycle depending on transmit duty cycle, squelch settings, and whether the radio is operating in analog or digital mode. Actual runtime will vary by usage pattern.

Does this battery require any programming after installation?

No. The PMNN4073A is a direct physical replacement — remove the depleted battery, insert the PMNN4073A, and charge before first use.

Specifications

Compatible With:

PMNN4073A

Suitable For:

for Motorola Radio GP638 Plus
for Motorola Radio GP628 Plus
for Motorola Radio GP328 Plus