EhubAmerica PMNN4544A-R Replacement Battery for Motorola PMNN4544A Li-Ion IMPRES IP68 2450mAh XPR7350 XPR7550

The EhubAmerica PMNN4544A-R is a direct replacement for the Motorola PMNN4544A lithium-ion IMPRES battery, engineered to meet the demands of professional two-way radio operations. With a 2450 mAh capacity and an IP68 submersible rating, this battery is built to sustain full-shift performance in harsh or wet environments where reliability is non-negotiable. IMPRES technology enables automated battery maintenance and conditioning cycles when paired with an IMPRES-capable charger, helping to preserve long-term capacity and extending the usable life of the battery over repeated charge cycles. End-of-life display support provides operational visibility so fleet managers and technicians can proactively manage battery health across large deployments.

Key features & benefits

• 2450 mAh Lithium-Ion Capacity — Delivers up to 11 hours of estimated operational time in low-power use and up to 9 hours in high-power use, supporting extended shifts without mid-day recharging.
• IP68 Submersible Rating — Sealed to IP68 standards, this battery withstands submersion and exposure to water and dust, making it well-suited for public safety, utilities, construction, and other demanding field environments.
• IMPRES Technology — Communicates with IMPRES-compatible chargers to enable automated reconditioning, optimized charge cycles, and end-of-life reporting, reducing manual battery management overhead across large fleets.
• Lithium-Ion Chemistry — Li-Ion construction provides a favorable energy-to-weight ratio, minimal memory effect, and consistent discharge characteristics across the battery's rated operating temperature range.
• Wide Operating Temperature Range — Rated for operation from 14°F to 140°F (-10°C to +60°C), supporting reliable performance across cold outdoor environments and high-heat industrial settings alike.
• Drop-In Replacement Design — Manufactured to replace the Motorola PMNN4544A, allowing straightforward swaps into compatible radio models without modifications or additional adapters.