IS-520.1 Intrinsically Safe Smartphone

Extending Fieldworker capability across hazardous locations with the IS-520.1 Intrinsically Safe Smartphone running Android 7.0

Hazardous Area Working

ATEX IECEx Zone 1/21 intrinsically safe for safe operation across hazardous areas.

IS-520.1 Rugged Smartphone

Waterproof for 1 hour up-to 2 meters, and impervious to dust and micro-particles.

Powered by Android 7.1

Run powerful applications and connect your business and colleagues with everything you need to do your best work.

AeroSierra Push-to-Talk

Instantly connect colleagues, managers, foremen and field engineers within a single Push-to-Talk platform.

Increase collaboration across the project-site, with the all new IS-520.1 intrinsically safe smartphone

Designed for professional workers operating across some of the worlds most harsh, hostile and hazardous locations. The IS-520.1 intrinsically safe smartphone, extends fieldworker capability combing Enterprise application use with engineer inspection, maintenance and safety applications, connecting the project-site with the office.

IS-520.1 Quote Request

Hazardous area working has never been easier

Qualcomm Snapdragon processor with 4G LTE and Android 7.1 operating system. Enabling mobile working across the hazardous area.

Oil and Gas Intrinsically Safe Smartphone Mobility

IS-520.1 Intrinsically Safe Leather Case

ATEX Zone 1/21 Certified

The IS-520.1 Intrinsically safe smartphone with leather case & belt-clip. Certified and designed for safe operation across hazardous zone 1 (gas) and 21 (dust) locations. The IS-520.1 leather case provides fieldworkers with the ability to safely store the IS-520.1 Ex smartphone and protect against further scuffs and scratches.
Intrinsically Safe Tablets

IS-520.1 No-Camera Version

The IS-520.1 can be custom built with no-camera should your site or project area prohibit the use of cameras on-site. Both the IS-520.1 intrinsically safe smartphones front and rear cameras are removed and blanked.
Aviation Intrinsically Safe Smartphone

IS-520.1 Desktop Charging

Desktop charging within the safe area is available using the IS-520.1 desktop charger. Easily dock your IS-520.1 explosion proof smartphone into the desktop cradle for easy and quick charging when entering a safe (non-hazardous) area. The IS-520.1 desktop charger set comes combined with IS-520.1 desktop charger, USB cable and UK, EUR, AUS or US charging plugs.

AeroSierra Push-to-Talk Application

Ditch the radio and run Sierra PTT. It just makes sense

Turn your IS-520.1 explosion proof smartphone into a fully functional two-way radio minus the restrictions of traditional DMR or PMR radio systems and benefit from business critical operations over any IP Network. Airacom enables more businesses, in more places, to communicate and share information more effectively combining the IS-520.1 intrinsically safe smartphone and AeroSierra Android Push-to-Talk application. Run AeroSierra Instant PTT and leverage resilient global networks, low latency and lower costs with world-wide coverage.

Customise your IS-520.1 Ex Smartphone

Do your best work with accessories keeping you safe, mobile and productive across remote, harsh and hazardous locations.

Working on a Project, Need Pricing?


IS-520.1 Intrinsically Safe Smartphone

Effective Group-Wide Communication is Critical

Bridging the digital divide and moving away from paper-based processes with a secure, connected workforce increasing collaboration and user-safety.

IS-520.1 Powered by Android 7.0

Run G-Suite and connect your business and colleagues with everything you need to do your best work, seamlessly from your computer, phone or tablet. Android for business enables fieldworkers to utilise industry focused applications around engineer maintenance.


5GHz: IEEE 802.11
b/g/n/r/AC with Hotspot


Bluetooth® 4.1 LE


Near Field Communication (13.56MHz)

4G/LTE Optional

GSM: 850/900/1800/1900MHz
WCDMA: 900/1800/2100 or 850/1900/2100MHz

On-Board Memory

32GB Internal Memory – (22GB Useable Memory)


4,5“ RugDisplay-Glass

Operating Temperature

IS-520.1 Smartphone
-20°C to +60°C

Smartphone Dimensions

155 x 80 x 25 mm

Magnetic Charging

IS-520.1 with Magnetic Charging Port

External Memory

Micro-SD Card up-to 32GB

Capacitive Touch

Multi Capacitive Touchscreen


Amplified Loudspeaker

Smartphone Weight


SOS Button

Emergency SOS Button (AeroSierra Push-to-Alert & AirGuard Lone Workers Apps Separate)




854 x 480 pixels

Location Services

GPS, AGPS, Glonass, BeiDou

Headset Jack

Supported On-Board


Snapdragon 625 Processor

SIM Card

Dual micro SIM


3600 mAh Lithium-Iron


Mini USB with Quick Charge


Android 7.1 Operating System

Front Camera

5MP Front Camera
Standard Build

Rear Camera

8MP Rear Camera
Standard Build

Camera Removal

IS-520.1 with No-Cameras
Optional Build


Ambient Light Sensor


Gyroscope, Acceleration, Gravity




Magnetic- and Proximity

European ATEX

ATEX zone 1/21
II 2G Ex ib IIC T4 Gb
II 2D Ex ib IIIC T135°C Db IP64


Global IECEx

IECEx zone 1/21
Ex ib IIC T4 Gb
Ex ib IIIC T135°C Db IP64


US & Canadian CSA

Class I Division 1, Groups A, B, C, D, T4
Class II Division 1, Groups E, F, G
Class III Division 1

IP & MIL-SPEC Rating

IP-68 Waterproof 1 Hour up-to 2 Meters
IP-68 Dust-proof Impervious to Dust and Microparticles
MIL-STD-810G Drop-Protection, Tested against: Extreme Temperatures, Barometric Pressure, Humidity and Vibrations

IS-520.1 Smartphone

Android 7.1 Intrinsically Safe Smartphone
(optional without camera build)


Quick Start Manual & Safety Instructions


3600 mAh Lithium-Iron


Torx Screwdriver

USB Cable

USB Cable Included


Two Year Warranty
(Warranty Extension Available)*

Wall Charger


Mobilise engineers and turn your field-force into a digital workforce extending the office across the hazardous with instant communications, workforce management and collaboration solutions.

Unified and Flexible

Add instant voice, messaging and presence communications as a layer with the IS-520.1 hazardous area smartphone. We provide clients with unified and flexible solutions to manage their field-force. Execrating performance, and enhancing cost reduction.

Instant Integration

Effective methods to manage employees operating across high-risk environments. Instant Talk, Instant Alert, Instant Locate and Instant Messaging from AeroSierra streamlines conversations, and enhances workforce productivity.

Overcome Industry Challenges

Oil and Energy companies throughout the world are demanding ever-increasing efficiencies from their workforce. New, more compact and smarter devices accelerates sophisticated application development. Connecting employees everywhere to business critical communications.

Why Airacom?

We focus on cutting-edge solutions around remote and hazardous area working. Delivering low cost, secure mobility, location based services and critical communications for teams. A more cost-effective, flexible solution compared to private and public mobile radio solutions.

Solutions for Teams


Instant Push-to-Talk

Group-Wide Communications

Turn your IS-520.1 Intrinsically Safe Smartphone into a walkie talkie with lightning fast, instant Push-to-Talk over Cellular or Push-to-Talk over WiFi

Push-to-Talk Platform


Instant Push-to-Locate

Locate Workers Instantly

Immediately locate your field-force in real-time. Critical communications solutions to outpace your competition, reduce costs and improve operational efficiency.

Instant Push-to-Locate


Instant Push-to-Message

Team Messaging Platform

Send short and accurate messages across your teams and field workers in an instant. A cost-effective, efficient and secure way to communicate.

Instant Push-to-Message


Instant Push-to-Alert

Protecting whats Important

Life threatening and hostile situations requires immediate action. Push-to-Alert raises alarms, notifies supervisors and in conjunction with instant Push-to-Talk and Push-to-Locate, identifies exact location of your field-workers.

Instant Push-to-Alert