i.Safe MOBILE IS440.1


SKU: ISM80093 Categories: ,


The combination of advanced technology, rugged design, and ease of use makes the IS440.1 a perfect communications device for professionals in challenging and hazardous environments.

Available on back-order



i.Safe MOBILE IS440.1

The IS440.1 embodies the latest advances in intrinsically safe communications technology, designed specifically for use in Ex-Zone 1/21. This device is more than a mobile communications device; it is an essential tool for professionals in potentially explosive environments, where safety and reliability are critical. With 5G capability, the IS440.1 provides unmatched security and flawless operation for Push-to-Talk (PoC) communications over public or campus networks (4G or 5G) and Wi-Fi®. This makes it an indispensable addition for workers in modern industries.

Key Benefits

  • Advanced 5G communications: The IS440.1 features the latest 5G technology for fast and stable connections, essential for critical communications in hazardous environments.
  • Comprehensive compatibility: With integration with existing radio technologies, the IS440.1 ensures seamless transition and interoperability within existing communications systems. This allows organizations to maintain their current infrastructure while transitioning to new technologies.
  • Robust and reliable: Designed for tough work environments, this device has large, easy-to-use buttons for PTT, SOS, and talkgroup selection. It features a powerful front speaker, an ISM interface, and a practical mounting clip. The rugged construction is resistant to dust and water (IP68) and meets MIL-STD 810H standards.
  • Long-lasting power: With the optional 4800 mAh battery, the IS440.1 offers exceptional battery life, allowing users to work for long periods without worrying about charging.
  • User-friendly design: The IS440.1 features a 2.4-inch Corning® Gorilla® Glass V3 display and a user-oriented interface, making the device both durable and easy to use.

Indispensable for Professionals

This combination of advanced communications technology, robust design and ease of use makes the IS440.1 an indispensable tool for professionals working in challenging and potentially hazardous environments. It enables teams to communicate effectively and safely, which is essential for maintaining operational efficiency and ensuring safety in the workplace.

With technical specifications that meet the strictest standards for intrinsic safety, the IS440.1 represents the next generation in secure mobile communications, ready to meet the challenges of modern industrial workplaces.


  • Operating system: ISM-OS
  • Processor: Qualcomm® QCM6490 Octa Core
  • Memory: 4 GB RAM | 64 GB internal memory
  • Supported Frequencybands:
    • 4G LTE-FDD: B1/2/3/4/5/7/8/12 with MFBI/13/14/17/20/25/26/28/29/30/66/68/71
    • 4G LTE-TDD: B38/39/40/41/42/43/48
    • 5G NR: n1/n2/n3/n5/n7/n8/n12/n14/n20/n25/n28/n30/n38/n40/n41/n48/n66/n71/n77/n78/n79
  • Display: 2,4“ | Corning® Gorilla® Glass 3rd generation | 240 x 320 pixels
  • Battery: 2400 mAh (4800 mAh optional) | replaceable
  • Camera: 8 MP AF front camera
  • SIM support: 1 nano SIM + eSIM
  • Connections:
    • Wi-Fi® 6: IEEE 802.11 a/b/g/n/ac/ax/e/k/r/v
    • Bluetooth® 5.2
    • GPS, A-GPS, Glonass, A-Glonass, Beidou, Galileo
    • Near Field Communication (NFC)
  • Types of protection: IP68 dust-/waterproof | MIL-STD-810H | usable from -20 °C to +55 °C
  • Interfaces: 8-pin ISM interface for optional audio accessories
  • Sensors: Accelerometer, Gyroscope, Magnetic, Pressure sensors
  • Dimensions: Size: 136,6 x 71,5 x 32 mm | Weight: 322 g


ATEX (Europe) applied for:
II 2G Ex ib IIC T4 Gb
II 2D Ex ib IIIC T135°C Db

IECEx (International) applied for:
Ex ib IIC T4 Gb
Ex ib IIIC T135°C Db

What’s in the Box

  • i.Safe MOBILE IS440.1
  • Battery
  • i.safe PROTECTOR 2.0
  • Power Adapter universal
  • Safety Instructions
  • Screwdriver
  • Display Protection Foil
  • Quick Start Manual