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The Motorola DP4401Ex UHF ATEX is a professional two-way radio designed for teams working where explosive gases, combustible dust or other hazardous conditions may be present. Its ATEX certification, rugged IP67 construction and professional UHF operation make it suitable for demanding industrial and operational environments.
Combining MOTOTRBO digital technology with analogue operation, the radio also enables organisations to migrate existing communication systems to digital at their own pace.
The DP4401Ex is engineered for professional communication in potentially explosive environments. Its ATEX and IECEx classifications cover applications involving gases, combustible dust and mining environments, making it suitable for sectors where conventional radio equipment may not be appropriate.
This protection makes the radio particularly relevant for oil and gas facilities, petrochemical sites, mines, processing plants and other controlled industrial areas.
An IP67-rated enclosure protects the radio against dust and water and allows temporary submersion in water. Its rugged construction is designed for intensive professional use where equipment may be exposed to difficult environmental conditions.
A large Push-to-Talk button, rotary channel selector and three programmable side buttons provide straightforward physical controls, helping users operate the radio without relying on a display or keypad.
Intelligent Audio automatically adjusts the radio volume according to surrounding noise conditions. This helps users hear communications when moving between quieter areas and noisy industrial environments without continually changing the volume manually.
Automatic background noise suppression further improves intelligibility by reducing unwanted environmental sound during professional communications.
The DP4401Ex supports both digital and analogue radio operation, allowing businesses to introduce MOTOTRBO digital communications while retaining compatibility with suitable existing analogue infrastructure during migration.
Digital capabilities include Direct Mode, repeater operation and IP Site Connect, providing organisations with options for extending communications across larger or geographically separated sites.
Integrated GPS enables compatible systems to locate mobile personnel, supporting workforce coordination across large operational sites. Integrated Bluetooth also enables compatible wireless accessories and data applications.
The radio supports additional MOTOTRBO functions including over-the-air programming, privacy features, scanning and voice announcements.
For teams working in higher-risk environments, the DP4401Ex includes a dedicated emergency button, Man Down functionality and Lone Worker support. These features can form part of an organisation's wider radio-based worker safety procedures.
The radio requires an appropriate professional radio licence for operation in the UK.
The Motorola DP4401Ex UHF ATEX is designed for oil and gas facilities, petrochemical plants, mining, processing sites and other hazardous industrial workplaces. It operates within the MOTOTRBO ecosystem and can be used in analogue or digital radio infrastructures configured for its licensed UHF frequency range. Only appropriately certified accessories should be used where ATEX or IECEx compliance must be maintained.
| Specification | Value |
|---|---|
| Radio type | Professional portable two-way radio |
| Frequency band | Licensed UHF |
| UHF frequency range | 403–470 MHz |
| Operating modes | Digital and analogue |
| Channels | 32 |
| ATEX gas classification | II 2G Ex ib IIC T4 Gb |
| ATEX dust classification | II 2D Ex ib IIIC T130°C Db |
| ATEX mining classification | I M2 Ex ib I Mb |
| Protection rating | IP67 |
| GPS | Integrated |
| Bluetooth | Integrated |
| Intelligent Audio | Yes |
| Background noise suppression | Yes |
| Emergency button | Yes |
| Man Down | Yes |
| Lone Worker | Yes |
| Programmable side buttons | 3 |
| Voice announcement | Yes |
| VOX capability | Yes |
| IP Site Connect | Supported |
| Over-the-air programming | Supported |
| Battery type | Li-Ion |
| Battery capacity | 2075 mAh typical |
| Operating time | Up to 16 hours |
| Dimensions | 138.5 x 56.7 x 39.8 mm |
| Radio licence required | Yes |
| Warranty | 2 years |
| Manufacturer part # | MDH56QCC9LA3AN |
|---|---|
| EAN | 5060647000585 |
| Warranty | 2 years |
| Use | For intensive use |
| Frequency | Licensed UHF |
| Main filters | Waterproof |
| ATEX certified | With ATEX certification |
| Lone worker protection | No |
| IP Rating | IP67 |
| Military standard | Confirmed to military standard |
| Channels - Sub-channels - Codes | 32 |
| VOX/iVOX hands free | With earpiece |
| Standby time / Talk time | 16 hours |
| Battery | Li-Ion |
| SOS button | With SOS button |
| Vibrate function | Without vibrate function |
| Voice encryption function | With voice encryption |
| Scan function | With scan function |
| Size | 138.5 x 56.7 x 39.8mm |
| Connector accessory | Motorola |