Workers can confront threats from explosive gas or combustible dust, on an oil rig or in an open mine, daily. Safe, reliable communication is absolutely critical in such dangerous environments. That's where the power and performance of MOTOTRBO digital radio stands out.

The DP4401 Ex ATEX-certified portable delivers unrivalled 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 DP4401 Ex 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.

Technical Data

Potential Self-quieting Frequencies to be avoided:
VHF: 139.200MHz±10KHz, 144.000MHz±10KHz, 148.800MHz±10KHz, 151.000MHz±10KHz, 151.740MHz±10KHz, 153.600MHz±10KHz, 158.400MHz±10KHz, 163.200MHz±10KHz, 168.000MHz±10KHz, 171.900MHz±10KHz, 172.800MHz±10KHz

UHF: 403.200MHz±10KHz, 408.000MHz±10KHz, 412.800MHz±10KHz, 416.000MHz±10KHz, 422.400MHz±10KHz, 432.000MHz±10KHz, 440.000MHz±10KHz, 441.600MHz±10KHz, 449.550MHz±10KHz,
451.200MHz±10KHz, 456.000MHz±10KHz, 460.800MHz±10KHz, 468.000MHz±10KHz

Rating:
Gas: ATEX: Class II 2G Ex ib, IIC T4 Gb, IECEx: Ex ib IIC T4 Gb
Dust: ATEX: Class II 2D Ex ib, IIIC T130°C Db, IECEx: Ex ib IIIC, T130°C Db
Mining: ATEX: Class I M2 Ex, ib I Mb, IECEx: Ex ib I Mb

VHF (136-174MHz); UHF1 (403-470MHz)
32 channels
Large, textured push-to-talk button for ease of use
3 programmable buttons to improve ease-of-use and increase operator efficiency
Tri-colour LED for clear visual feedback on radio operating status
Emergency button to help ensure rapid response to critical incidents
Quick, easy-to-use Group, Individual and All-call capability
Digital Phone Patch capability
Sophisticated Emergency Calls help ensure employee safety
PTT ID helps improve communications efficiency and system discipline
Remote Monitor features help ensure employee safety and enable fast assessment of remote user status
Elegant channel scanning schemes help ensure calls are received first time every time
Privacy Features
VOX Capability
Transmit Interrupt
Man Down
Lone Worker
Analogue Mode Compatible
5 Tone Signalling
Integrated GPS
Over the Air Programming
Intelligent Audio allowing the radio volume to automatically adjust to compensate for background noise.
IP67 ingress protection (also certified to the highest ingress protection available under ATEX/IECEx test conditions - IP64)
Direct Mode (Including Dual Capacity Direct Mode) / Repeater Mode
IP Site Connect (Conventional Multiple Site Coverage)
Capacity Plus (Single Site Trunking)
Linked Capacity Plus (Multi Site Trunking)
Capacity Max via Software Purchase