Motorola DP4000Ex Two-Way Portable Radios
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The MOTOTRBO DP4000 Ex Series combines the best of two-way radio functionality with the latest digital technology for hazardous environments. These high-performing portables have the highest ATEX gas explosion group rating, making them ideal for work in loud noise, long shifts, rough weather and dangerous conditions including combustible dust, explosive chemicals, gas leaks, and flammable hydrocarbons. Integrating voice and data seamlessly with enhanced features that are easy to use, the DP4000 Ex Series delivers exceptional voice quality, long battery life (up to 19 hours digital), and ATEX/IECEx certification to keep your workers connected and productive in production facilities, oil rigs, refineries, chemical plants, and mining operations.
MOTOTRBO™ DP4000 Ex Series ATEX Portable Radios
Certifications: ATEX Zone 1/2 & 21/22 • IECEx • MED/SOLAS • Mining M2 | Protection: IP67 • MIL-STD-810 | Manufacturer: Motorola Solutions
Why Choose the DP4000 Ex Series?
Exceptional Audio Performance
Hear and speak clearly in the loudest environments. Intelligent Audio and Transmit Interrupt features ensure messages get through despite background noise from heavy equipment, engines, and trucks. Crystal-clear digital voice communications keep crews connected.
Digital DMR Performance
Meets ETSI DMR Standard (Tier II and Tier III) to deliver integrated voice and data with clearer communications and longer battery life than analogue. Enjoy 19 hours of digital operation on a single charge.
Extremely Rugged & Durable
Meets the most stringent standards with the highest ATEX rating. IP67 rated to keep out damaging water and dust. Exceeds MIL-STD-810 for exceptional durability and subjected to Motorola's Accelerated Life Test simulating five years of hard use.
Worker Safety Features
Integrated man-down and lone worker features send instant alerts if a mishap occurs. Prominent orange emergency button enables workers to quickly call for assistance. Bright blue color helps ensure only ATEX-approved radios enter hazardous areas.
Scalable Network Solutions
IP Site Connect extends coverage to up to 15 sites worldwide. Capacity Plus expands to over 1,500 users. Capacity Max handles up to 250 sites and 3,000 users per site. Scale to meet your team's evolving needs.
Integrated GPS Tracking
Built-in GPS receiver enables location tracking for enhanced worker safety and fleet management. Horizontal accuracy <5 meters with fast acquisition times. Know where your workers are at all times.
Available Models
DP4401 Ex (Non-Display)
Design: Rugged, easy to use model for hazardous open environments
Buttons: 3 programmable buttons
Channels: 64 conventional channels, 4 zones
Dimensions: 138.5 x 56.7 x 37.8 mm
Weight: 455.5g with battery
Ideal For: Workers who need straightforward, reliable communication without advanced display features
DP4801 Ex (Display)
Design: Full keypad and large color display for advanced features
Features: Text messaging, caller ID, enhanced menu navigation
Buttons: 5 programmable buttons
Channels: 1000 conventional channels, 250 zones
Dimensions: 138.5 x 56.7 x 39.8 mm
Weight: 482.5g with battery
Ideal For: Workers who need advanced features like texting and detailed radio status information at a glance
Key Features
Radio Performance
- Frequency Bands: UHF (403-470 MHz), VHF (136-174 MHz)
- Channel Spacing: 12.5/20/25 kHz
- Power Output: 1W (intrinsically safe)
- Digital Protocol: ETSI DMR Tier II and Tier III
- Rated Audio: 0.5W
- GPS: Integrated receiver with <5m accuracy
User Interface & Ergonomics
- Design: Ergonomically designed for ease of use
- Large Controls: PTT, volume, channel knobs work with gloves
- Display: Large color display (DP4801 Ex only)
- LED Indicators: Bright LED shows status at a glance
- Emergency Button: Prominent orange button for quick assistance
- Identification: Bright blue color for ATEX compliance
Technical Specifications
General Specifications
| Power Supply | 7.4V Nominal |
| Battery Part Number | NNTN8359 |
| Battery Life (Analogue) | 16 hours typical (5/5/90 duty cycle) |
| Battery Life (Digital) | 19 hours typical (5/5/90 duty cycle) |
| Frequency Stability | ±0.5 ppm |
| Digital Sensitivity | 0.25μV (5% BER) |
| Analogue Sensitivity | 0.25μV typical (12 dB SINAD) |
Environmental Specifications
| Operating Temperature | -20°C to +55°C (-4°F to +131°F) |
| Storage Temperature | -40°C to +85°C (-40°F to +185°F) |
| Ingress Protection | IP67 (IP64 under ATEX/IECEx test conditions) |
| Military Standard | MIL-STD-810D, E, F, G |
| ESD Protection | IEC-801-2KV |
| Accelerated Life Test | Simulates 5 years of hard use |
GPS Specifications
| Horizontal Accuracy | <5 meters (95th percentile, >5 satellites visible) |
| TTFF Cold Start | <60 seconds |
| TTFF Hot Start | <10 seconds |
Hazardous Area Certifications
ATEX Gas Certification
Marking: II 2G Ex ib IIC T4 Gb
Group: II (other environments - chemical, refineries, etc.)
Category: 2 - High Protection for Zone 1 and 2
Protection Type: ib (intrinsic safety)
Gas Group: IIC (hydrogen - most explosive)
Temperature: T4 (≤135°C)
ATEX Dust Certification
Marking: II 2D Ex ib IIIC T130°C Db
Group: II (other environments)
Category: 2D - High Protection for Zone 21 and 22
Protection Type: ib (intrinsic safety)
Dust Group: IIIC (enclosure certified by IP rating)
Temperature: T130°C maximum surface temp
ATEX Mining Certification
Marking: I M2 Ex ib I Mb
Group: I (mining)
Category: M2 - Equipment for underground mines and surface installations endangered by firedamp/combustible dust
Protection Type: ib (intrinsic safety)
Gas Group: I (methane)
IECEx Certification
Gas Marking: Ex ib IIC T4 Gb
Dust Marking: Ex ib IIIC T130°C Db
Mining Marking: Ex ib I Mb
International certification for global deployment in hazardous areas
MED/SOLAS (UHF Models)
Marine Equipment Directive: 2014/90/EU MED/5.20
Merchant Shipping: UK/5.20
Certified for marine and offshore vessel applications
What Does This Mean?
Zone 1 / Zone 2: Safe for areas where explosive gas atmospheres are likely (Zone 1) or unlikely (Zone 2) during normal operation
Zone 21 / Zone 22: Safe for areas where explosive dust atmospheres are likely (Zone 21) or unlikely (Zone 22) during normal operation
Intrinsically Safe (ib): High level of protection - device energy is limited so it cannot ignite explosive atmospheres
IIC T4: Suitable for hydrogen and all flammable gases with ignition temperature ≥ 135°C
Mining M2: Suitable for underground mines and surface installations with methane and combustible dust risks
ATEX-Certified Accessories
IMPRES Remote Speaker Microphone
Model: PMMN4067, PMMN4094
Ensures hassle-free communication with IMPRES audio quality. Features Windporting technology for easy use in all weather conditions. ATEX certified for extreme environments.
PELTOR Heavy-Duty Headsets
Model: PMLN6333
Twin cup headset with helmet attachment offers two layers of hearing protection with extra high-attenuating shells. Comfortable for long shifts while receiving critical radio communication. ATEX certified.
IMPRES Batteries & Chargers
Battery: NNTN8359
High-capacity IMPRES battery maximizes talk time and optimizes cycle life automatically. 150 additional charge cycles (43% increase) compared to standard batteries - over an extra year of service life.
Durable Carry Cases
Model: PMLN6803
High-quality leather carry cases designed to withstand harsh conditions in hazardous environments. Swivel belt loop keeps the case secure while allowing the radio to swing freely as you move.
Applications & Industries
Oil & Gas
Refineries, offshore platforms, drilling rigs, petrochemical facilities, tank farms, pipeline operations, Zone 1/2 areas with explosive gases and vapors
Chemical Processing
Chemical plants, production facilities, reactor areas, storage zones, loading operations, environments with explosive chemicals and vapors
Mining
Underground mines, surface installations endangered by firedamp, methane environments, coal mining, metal mining operations
Power Generation
Power plants, transformer stations, turbine areas, maintenance operations in hazardous zones
Manufacturing
Production facilities with combustible dust, grain processing, flour mills, woodworking, pharmaceutical manufacturing
Marine & Offshore
Tanker vessels, FPSO platforms, LNG carriers, port operations, offshore installations (UHF models MED/SOLAS certified)
Use Cases
Clear Communication in Noisy Environments
Intelligent Audio automatically adjusts volume based on background noise levels. Transmit Interrupt ensures critical messages break through when needed. Essential for environments with heavy machinery, engines, and industrial equipment.
Datasheets
>> Download DP4000Ex radios Datasheet [PDF]