IMPRES batteries when used with an IMPRES charger provide automatic, adaptive reconditioning, end-of-life display, and other advanced features. Data is stored in the battery and communicated to the charger via a unique IMPRES communication protocol which is designed to maximize talk-time and optimize battery cycle life.

IMPRES batteries for the HT and MTX Series portable radios require WPLN4182, WPLN4187, WPLN4192 or NNTN7618 charger.

HNN4001: NiMH, 1800 mAh, operating temperature range of -20 C to +60C

HNN4002: NiMh, 17 mAh, intrinsically safe (FM) -20 C to +60C

HNN4003: Li-ion, 2350 mAh, high-capacity, operating temperature range of -10 C to +60C


hysical Characteristics

  • Recycling


  • Compatible Chargers

    WPLN4182, WPLN4187, WPLN4192, NNTN7618

User Environment

  • Operating Temperature Range

    HNN4001: -20 C to +60C
    HNN4003: -10 C to +60C

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