Replacement Caltta DH400 DH410 DH450 DH500 Two-Way Radio Battery

Overview

Radio Communication Battery suitable for Caltta DH400 DH410 DH450 DH500

The Caltta AB591 is a Li-ion battery rated at 7.4V and 2500mAh, designed as a direct-fit replacement for the Caltta DH400 DH410 DH450 DH500 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 AB591 compatible with?

The AB591 is compatible with the Caltta DH400 DH410 DH450 DH500 portable two-way radios. Always verify your specific radio model number before ordering to confirm fitment.

Is a charger included?

No. The AB591 ships as a battery only. A compatible Caltta 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 AB591 is a direct physical replacement — remove the depleted battery, insert the AB591, and charge before first use.

Specifications

Compatible With:

AB591

Suitable For:

for Caltta DH400 DH410 DH450 DH500