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APX™ 4000 P25 Single-Band Portable Radio

Product Details

The APX 4000 delivers all the benefits of P25 Phase 2 technology in a compact and powerful portable radio.

Easy to use, tough as nails, at a value that’s hard to beat, it connects first responders with each other, and with public works, utilities and rural public safety users for fast, seamless communications.

Durable enough to withstand dust, heat, shock and submersion, the APX 4000 is IP67 and MIL-STD certified.

It’s packed with key features to help keep you safe, like mission-critical wireless, two-microphone noise suppression, GPS outdoor location and AES encryption.


  • AMBE Vocoder:
    Equipped with the latest AMBE 2 digital voice vocoder.

  • Color Display:
    High-contrast color display is easy to read in all kinds of light

  • Compact Design:
    Smallest P25 Phase 2 TDMA-capable radio available.

  • Dual microphones:
    Dual microphone noise suppression technology locates the talker and cancels out any background noise.

  • Encryption: 
    Optional FIPS 140-2 Level 3 AES certified hardware encryption provides tamper-proof security to ensure secure communications.

  • Full-Size Keypad:
    Simple to use and navigate.

  • Integrated GPS:
    Enables accountability and location tracking of an individual, which can be sent to a map-based location application. Optional feature and requires ASTRO 25 Integrated Voice and Data.

  • Intelligent Lighting:
    Uses color to notify you of the radio mode, potential emergencies, or specific events. Color alerts provide information at a glance.

  • Mission-Critical Wireless:
    Option available to connect quickly, securely and easily to certified Bluetooth devices.

  • Over-The-Air Programming:
    Motorola’s POP25 solution allows portable and mobile radios to be programmed over the air via the ASTRO 25 systems while remaining in the field. Optional feature and requires ASTRO 25 Integrated Voice and Data.

  • P25 Phase 2-TDMA
    Twice the voice capacity, allowing additional users on the system without the need for additional frequencies or infrastructure.

  • Radio Profiles:
    Adjust audio levels, lighting and tones through user-selected or automated options. Whether on surveillance or working in bright sunlight, you can customize settings as needed.  

  • Simplified Controls:
    Users have the choice of two dedicated knobs for volume and channel control or an option for one enlarged multi-function knob.

  • Text Messaging:
    Offers a freeform or canned messaging solution so you can efficiently and discreetly send and receive messages. Optional feature and requires ASTRO 25 Integrated Voice and Data.

  • Two Radio Models:
    Two radio models allow the user to select the device that best suits the user’s environment.

  • Voice Announcement
    Audible, pre-recorded voice file provides a description of the selected channel or zone.


       Performance Characteristics:

    • Battery life (based on a 5 5 90 duty cycle)
      8 - 10 hours
    • Channel Spacing
      6.25 kHz, 12.5 kHz, 25 kHz
    • Encryption type / Algorithms
      AES, Advanced Digital Privacy (ADP)
    • Encryption type / Algorithms
      AES, DES, DES-XL, DES-OFB, DVP-XL, Advanced Digital Privacy (ADP), DVI-XL
    • Frequency range
      700/800 (763-776, 793-806, 806-824, 851-870 MHz)
      900 (896-901, 935-940 MHz)
      VHF (136-174 MHz)
      UHF R1 (380-470 MHz)
      UHF R2 ( 450-520 MHz)
    • Standard battery chemistry type
      Lithium Ion

       Physical Characteristics:

    • Dimensions H x W x D (without standard battery) 
      5.26 x 2.37 x 1.72
    • Display
    • Emergency button
    • Weight (without standard battery)
      9.17 oz.

       Radio Features:

    • Channel Scan
    • Cloning
      With cable, With multi-unit charger (MUC)
    • CPS (Customer Programming Software)
    • Noise reduction software
    • Status calls
    • Talkaround
    • Text Messaging Capable
    • Time out timer
    • Voice announcement

       User Environment:

    • Intrinsically safe
    • IP standards
      IP54, IP67 and Delta-T
    • Mil spec
      810 C, 810 D, 810 E, 810 F, 810 G
    • Water resistance
      IP67 standard, Delta T optional

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