
Ex devices from i.safe MOBILE: communicating safely in potential explosive areas
Intrinsically safe mobile communication devices from i.safe MOBILE enable you to exchange information safely under critical conditions. With our robust mobile phones, smartphones and tablets, you are on the safe side both in potentially explosive atmospheres and in harsh outdoor environments. All devices are certified to IP68 and are therefore dust and water resistant. Furthermore, they comply with the military standard MIL-STD 810H. The high temperature resistance enables reliable operation even in extreme situations.
PRODUCTS ZONE 1/21

IS540.1 (Smartphone Zone 1/21)
The 5G smartphone with a clear 6-inch full HD display is equipped with a high-end chipset, supports a wide range of frequency bands and offers the highest image quality through the 48 MP main camera. The high-quality processor ensures fast data processing for the most demanding industrial applications such as predictive maintenance. The 16-pin ISM interface provides a secure connection for approved accessories.
Advantages
- Amplified loudspeaker for noisy work environments
- Replaceable 4400 mAh battery
- Programmable side key (e.g. for PoC/PTT)
- Programmable red key (e.g. for lone worker protection/SOS)
IS540.1 (Smartphone Zone 1/21)
The 5G smartphone with a clear 6-inch full HD display is equipped with a high-end chipset, supports a wide range of frequency bands and offers the highest image quality through the 48 MP main camera. The high-quality processor ensures fast data processing for the most demanding industrial applications such as predictive maintenance. The 16-pin ISM interface provides a secure connection for approved accessories.
Advantages
- Amplified loudspeaker for noisy work environments
- Replaceable 4400 mAh battery
- Programmable side key (e.g. for PoC/PTT)
- Programmable red key (e.g. for lone worker protection/SOS)

IS440.1 (Redio Zone 1/21)
The 5G radio ensures secure and failure-free PoC communication via public or campus networks (4G or 5G) or Wi-Fi® in Ex-Zone 1/21. A gateway makes the IS440.1 interoperable with previous radio technologies and enables a seamless integration into existing systems. The 5G radio offers a user-orientated look & feel, a replaceable battery, large buttons for PTT, SOS, talkgroup selection, a powerful front speaker, an ISM interface and a functional fixing clip.
You can download selected apps that are compatible with the device directly from the pre-installed App World and update them regularly. The App World contains product-related, selected push-to-talk and MDM solutions.
Advantages
- Channel selector e.g. for PTT applications
- Programmable red key (e.g. for lone worker protection/SOS)
- Programmable side key (e.g. for PoC/PTT)
- Additional programmable buttons, M1 & M2, assignable via Button App
- 8-pin ISM interface for optional audio accessories
- Powerful 4800 mAh battery for extreme runtime as an optional accessory
- Amplified loudspeaker for noisy work environments
- Integrated belt clip for safe carrying
IS-SW1.1 (Add-on Zone 1/21)
The world's first explosion-protected industrial smartwatch for ATEX/IECEx zones 1/21 complements the i.safe MOBILE overall portfolio and can be used in a highly flexible way for employee safety and organisation in the company. Coupled via Bluetooth with the i.safe MOBILE devices, it functions as a supplementary hand-free display on the wrist for displaying important messages, hazard messages and measured values. The IS-SW1.1 enables vital signs to be monitored, an emergency call to be made with GPS location
Advantages
- GPS positioning
- Collecting vital data
- NFC time recording and access control
- SOS key for emergencies


