Description
Motorola PMNN4603A IMPRES Li-Ion Battery | 3200 mAh | IP68 | MOTOTRBO R7
High-capacity, self-calibrating IMPRES power for the MOTOTRBO R7 and R7a.
The Motorola PMNN4603A is a genuine OEM IMPRES lithium-ion battery delivering 3200 mAh at 7.4V for the MOTOTRBO R7 and R7a portable two-way radios. It features Motorola's IMPRES self-calibration technology, which continuously communicates battery health metrics to the radio and charger — eliminating the need for manual reconditioning cycles and maximizing usable runtime over the battery's service life.
The PMNN4603A is rated IP68 and seals flush to the R7 chassis, providing full dust and water ingress protection. It is the updated version of the PMNN4603 and is compatible with IMPRES and IMPRES 2 single-unit and multi-unit chargers.
Key Features & Benefits
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3200 mAh High Capacity: Extended runtime for long shifts and high-duty-cycle deployments.
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IMPRES Self-Calibration: Automatically tracks and reports battery health to the radio and charger without manual reconditioning downtime.
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IP68 Ingress Protection: Dust-proof and waterproof when properly seated on the R7 chassis.
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Up to 43% Longer Service Life: IMPRES-managed charge cycles extend overall battery lifespan compared to unmanaged alternatives.
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Genuine OEM Component: Factory-authorized Motorola battery ensuring full software and hardware compatibility with the R7 platform.
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Updated Part: PMNN4603A is the current revision of the PMNN4603.
Specifications
| Attribute |
Details |
| Brand |
Motorola |
| Model / SKU |
PMNN4603A (replaces PMNN4603) |
| Product Type |
Portable Radio Battery |
| Chemistry |
Lithium-Ion (Li-Ion) |
| Capacity |
3200 mAh |
| Voltage |
7.4V |
| IP Rating |
IP68 |
| Color |
Black |
Compatibility
| Model |
Series |
| R7 |
Motorola MOTOTRBO R7 Series |
| R7a |
Motorola MOTOTRBO R7 Series |
What's Included
Recommended Accessories
Radios
Motorola MOTOTRBO R7 Portable Two-Way Radio Series — The primary digital handheld transceiver powered by this IMPRES battery.
Charging
Motorola PMPN4576A IMPRES 2 Single-Unit Desktop Charger — Intelligent IMPRES 2 charger that reads the PMNN4603A's self-calibration telemetry for optimized charge cycles and battery health reporting.
Frequently Asked Questions
Does the PMNN4603A require manual reconditioning?
No. The IMPRES self-calibration technology embedded in the PMNN4603A continuously tracks and reports battery health to the radio and charger automatically, eliminating the need for manual overnight conditioning cycles.
Is this battery waterproof?
Yes. When properly seated on the MOTOTRBO R7 or R7a, the assembly meets IP68 ingress protection standards, providing full dust and water resistance.
Can I use this battery with an older non-IMPRES charger?
The PMNN4603A can physically charge on some older chargers, but using an IMPRES or IMPRES 2 charger is strongly recommended to take full advantage of self-calibration, rapid-rate charging, and battery health reporting.
What is the difference between the PMNN4603 and PMNN4603A?
The PMNN4603A is the current updated revision of the PMNN4603. The two are functionally equivalent; the A suffix denotes a minor engineering revision. The PMNN4603A is the version currently available and recommended for new purchases.
Warranty
1-year manufacturer's warranty.
