
Motorola PMNN4511A IMPRES 2900mAh Battery | DP3441e & DP3661e
If you rely on your two-way radio for critical daily operations, having a dependable power source is non-negotiable. The Motorola PMNN4511A is a high-capacity IMPRES Li-Ion battery designed to keep your team connected through the longest shifts. Built to withstand tough environments and hazardous conditions, this battery ensures your communication network remains active when you need it most.
Why choose the Motorola PMNN4511A IMPRES battery?
This 2900mAh battery utilizes Motorola's advanced IMPRES technology, which means it communicates directly with your charger to optimize battery life and maximize talk time. It features an intelligent design with no memory effect, allowing you to charge it whenever necessary without degrading its overall capacity. Furthermore, it boasts an impressive IP68 rating, making it fully dust-tight and submersible in water. Because it meets UL-TIA4950 standards, it is intrinsically safe for use in potentially explosive or hazardous environments.
Is this battery compatible with my radio?
Yes, if you are using specific compact MOTOTRBO models. The PMNN4511A is exclusively designed as a direct replacement or spare power source for the Motorola DP3441e and the Motorola DP3661e two-way radios.
What are the key technical specifications?
Understanding the exact capabilities of your radio battery helps you plan your shifts effectively. Here is what the PMNN4511A delivers:
- Capacity: 2900mAh (Typical)
- Chemistry: Lithium-Ion (Li-Ion)
- Operating Time: Up to 26.5 hours (Digital) / 20 hours (Analogue)
- IP Rating: IP68 (Submersible and dustproof)
- Intrinsic Safety: UL-TIA4950 certified
- Weight: 154g
- Charge Cycles: 300
- IMPRES Technology: Yes (Intelligent charging, no memory effect)


