Motorola DP4401EX ATEX MOTOTRBO Digital Licensed Radio

Motorola DP4401EX ATEX MOTOTRBO Digital Licensed Radio

Regular price £649.00 £0.00


Safe, reliable communication is absolutely critical in such dangerous environments as on an oil rig, in an open mine or in saw mills where there is combustable dust. That's where the power and performance of MOTOTRBO digital radio stands out.

The DP4401Ex ATEX-certified portable delivers unrivaled voice and data communications with integrated GPS plus best-in-class audio that includes Intelligent Audio and customizable voice announcements.

Available in UHF and VHF frequency bands, the DP4401Ex is easy to use and features up to 32 channel capacity, three programmable buttons, emergency button, mandown and lone worker functions and IP67 specifications for submersibility.


  • Best In-Class Audio - Loud front-facing speaker and Intelligent Audio feature automatically adjusts the radio volume according to the environment's noise level
  • Intergrated GPS - Locate mobile work teams using intergrated GPS.
  • Productivity Enchancing Data Applications - Features the industry's largest Application Developer Programme to enable a wide variety of customized applications including: location tracking, email gateways, dispatch, telephony, man-down and work order ticket management.
  • Text Messaging - Send preprogrammed update messages to team members when radio communications need to be delivered without interrupting workers or guests.
  • Capacity Plus - Single-site digital trunking system that maximizes the capacity of your MOTOTRBO system. Use it to enable a high volume of voice and data communication for over a thousand users at a single site without adding new frequencies.
  • IP Site Connect - A digital solution that uses the internet to extend the voice and data capabilities of MOTOTRBO . Use it to link up to 15 sites for communication among geographically dispersed locations, to create wide area coverage or enhance coverage at a single site with physical barriers.
  • Linked Capacity Plus - Linked Capacity Plus is a multi-site digital trunking system configuration for the MOTOTRBO platform. It leverages the high capacity of Capacity Plus, with the wide area coverage capabilities of IP Site Connect to keep your staff at various locations connected with an affordable high capacity, wide area trunking solution.
  • Rugged Design - Tightly sealed against wind and dust, and submersible in up to one meter of water for 30 minutes (IP57)
  • Basic or Enhanced Privacy - Built-in scrambling for increased security.
  • Emergency Button - Orange button on the top of the radio can be programmed to send an alert to a supervisor or dispatcher during an emergency situation.
  • Transmit Interrupt - Enables a user to interrupt another radio conversation to deliver critical communication exactly when and where it's needed.


Frequency range VHF: 136 - 174 MHz, UHF: 403 - 470 MHz
Zone Capacity 2
Channel capacity 32
Channel spacing (analog) 12.5 / 20 / 25 kHz
Operating voltage 7.4V (nominal)
Battery life (analog)
(5-5-90 duty cycle)
16 hours
Battery life (digital)
(5-5-90 duty cycle)
19 hours
Dimensions (HxWxD) 138.5 x 56.7 x 37.8 mm (with standard battery, without antenna)
Weight 455.5g (with antenna and standard battery)
Transmitting power 1W
Interfering signals and harmonics -36 dBm 1 GHz
Modulation limiting ± 2.5 kHz @ 12.5 kHz / ± 4.0 kHz @ 20 kHz / ± 5.0 kHz @ 25 kHz
Noise suppression -40 dB @ 12.5 kHz / -45 dB @ 20/25 kHz
Adjacent channel select 60 dB @ 12.5 kHz / 70 dB @ 20/25 kHz
Audio distortion 3% (typical)
Sensitivity (analog) 0.25 uV (typical)
Adjacent channel select

60 dB @ 12.5 kHz / 70 dB @ 20/25 kHz

70 dB
Spurious response rejection

70 dB
Hum and Noise -40 dB @ 12.5 kHz / -45 dB @ 20/25 kHz
Nominal audio power output 0.5W
Nominal audio distorsion 5% (3% typical)
Conducted spurious emission
ATEX Rating
Gas ATEX: Class II 2G Ex ib
IECEx: Ex ib IIC T4 Gb
Dust ATEX: Class II 2D Ex ib
IIIC T130 C Db
T130C Db
Mining ATEX: Class I M2 Ex
ib I Mb
IECEx: Ex ib I Mb
Ambient data
Operating temperature range -20 ºC to +55 ºC
Storage temperature range -40 ºC to +85 ºC
Protection (IP rating) IP67
Shock and vibration resistance Per MIL-STD
Relative humidity Per MIL-STD

What's In The Box

  • Motorola DP4401EX radio body
  • 2075 mAh Ni-Mh battery
  • Antenna
  • Dust Cover
  • Belt clip
  • Quick Reference Guide

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