Explosion Proof Bluetooth Serial Adapter

AeroSierra industrial Bluetooth wireless serial adapter with up-to 100 meters transmission distance. Effective, robust solutions for serial data transmissions and M2M applications across the hazardous area.


Ageing Infrastructure and The Need to Modernise

Oil and Gas is Facing a Challenging Time

Declining oil prices have depressed the supply chain and the to modernise and replace ageing infrastructure for new technologies is critical to the returning success.

Put our team on your side


Ubiquiti Bullet™ BM2HP

Bullet BM2HP

Ubiquiti’s airMAX technology is proven in millions of deployments worldwide. Exhibiting unprecedented scalability and outstanding perfomrance in outdoor industrial environments.

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Leading the Way in Business Critical Communications

Connecting Teams to Business Critical Conversations

Traditional radio systems are both limiting and costly. Switch to the AeroSierra PTT Platform and benefit from resilient networks, low latency and low costs.

Instant Push-to-Talk


Rocket M2 and M5 Basestations


Featuring enhanced radio performance and mix-and-match industrial and industrial hazardous area designs. The Rocket-M is ideal for deployment in Point-to-Point (PtP) bridging, or Point-to-MultiPoint (PtMP) applications.

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Explosion Proof Serial Adapter
Multiple Antenna Options

The Class 1 Bluetooth radio can reach wireless transmission distance of 100 meters.

Explosion Proof Antenna Coupler

Short circuit protection, environmental protection protecting electronics from corrosive environments and certified under ATEX, IECEx and UL intrinsic safety certification.

Operating Functions

RS232 or RS485/RS422 serial cable replacement with easy to use Windows configuration tool available, and no external drivers required.

Heavy Duty Construction

Explosion proof Ex d IIC enclosure made of aluminium (WA series) or stainless steel (WS series) weather proof IP66/68. – II 2 (1) G Ex db mb [ia Ga] IIA/IIB/IIC T6 Gb – II 2 (1) D Ex mb tb [ia Da] IIIC T85°C Db – I M2 (M1) Ex db mb [ia Ma] I Mb (WS only)

Class 1 Bluetooth radio providing wide-area reach and wireless transmission up-to 100 meters.

Eliminating costly cables and connections required for hazardous locations resulting in major cost savings. The AeroSierra Explosion proof Bluetooth serial adapter provides seamless wireless point to point connection between two devices, or from the field to the office. Designed to operate with RS232 or RS485/422, making adaptation in the field simple.

Wireless Strategy Implementation Learn More


WA/WS-A01 Series Access Points

Operating Functions

Explosion Proof Bluetooth Serial Adapter

Serial Speed

Up-to 921.6 kbps








Serial Interface

CTR/RTS flow control DTR/DSR for loop-back and full transfer (B10 type only)

Heavy Duty

Explosion proof Ex d IIC enclosure made of aluminium (WA Series) or Stainless steel (WS Series) weather proof IP66/68.


Aluminum polyester powder coated enclosure

(IECEx and ATEX Gas and Dust)


Stainless steel AISI 316 (CF8M) electropolished enclosure

(IECEx and ATEX Gas, Dust and Mining)

Max TX Power

+18 dBm

Max EDR Transmit Power

+6 dBm

Receiver Sensitivity

-88 dBm

Power Supply




Power Consumption

Min 2 mA
Max 80 mA



Ambient Temperature Range

WA Series -20°C (-4°F) +68°C (+154°F)
WS Series -20°C (-4°F) +61°C (+141°F)


Atex Certification

Intrinsically Safe

II 2 (1) G Ex db mb [ia Ga] IIA/IIB/IIC T6 Gb 
II 2 (1) D Ex mb tb [ia Da] IIIC T85°C Db
I M2 (M1) Ex db mb [ia Ma] I Mb (WS only)

Model Versions


WA Series – Version 1
IECEx and ATEX Gas and Dust

WS Series – Version 2
IECEx and ATEX Gas, Dust and Mining


Ambient Range

WA Series WiFi AP
-20°C (-4°F) +68°C (+154°F)

WS Series WiFi AP
-20°C (-4°F) +61°C (+141°F)


Wireless systems

Business Critical Data

Hazardous Area WiFi Access Point
Hazardous Area WiFi MIMO AP
Hazardous Area 3G/4G Router WiFi Access Point
Ex Bluetooth Serial Adapter
Ex VHF & UHF Radio Modems
Ex Modbus RTU Radio Modems
Ex Ethernet Radio Modemes
Explosion Proof RF Junction Box


Antennas, couplers and cables

Dipole ANH Series Antenna
J-Pole ANH Series Antenna
Flexible ANF Series Antenna
GPS ANH Series Antenna
Heavy Duty Coax Cable Extension

Wireless Access Points across Industries


Hazardous Area Working

Mobilising the Hazardous Area

Oil and Energy companies are under increasing pressure to modernise and increase operational efficiency without compromising safety.

Oil & Energy Solutions


Aviation Starts On The Ground

Wireless Ground Communication

Aviation starts on the ground, managing assets, people and vehicles across Bluetooth, NFC, GPS and wireless infrastructure, with business critical communications and workforce management solutions.

Ground Handling Solutions


Powering Instant Communication

Wide Area Communications Across Borders

AeroSierra focuses on solving fieldworker challenges with cutting-edge solutions around mobility, security and location based services. Delivering critical communications worldwide.

Solutions for Utility Professionals


Reinventing Hotel Communications

Great Experiences Seamless Communications

Enhancing guest experiences, and boosting employee productivity. Seamless communications delivers excellent customer service and keeps guests returning.

Solutions across Hospitality


Instant Collaboration Real-Time Safety

Mobile Working in Healthcare

The healthcare sector relies on lone workers in the community, putting them at risk of verbal abuse or attack. Protect your staff with AeroSierra critical communications solutions.

Solutions across Healthcare


Seamless and Secure Connectivity

Boost Efficiency, Minimise Downtime

Manufacturing companies must continually look to boost efficiencies while minimising downtime and protecting employees. Overcome collaboration challenges by integrating secure, instant plant communications.

Manufacturing Solutions


Moving Retail into the Digital Future

Indoor Location and Unified Communications

The digital transformation of retail through smart devices, connected technologies and mobile applications is transforming how retailers manage and collect data.

Retail Solutions

Our Locations


3rd Floor
207 Regent Street
London, W1B 3HH

+44 (0)844 334 9930

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Abu Dhabi

2rd Floor, App. 203
Khalifa Street
Abdullah Al Zarouni Building
Abu Dhabi, UAE

+44 (0)844 334 9930

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Offices G10 and 610
Al Asmawi Building
Dubai Investment Park
Dubai, UAE

+44 (0)844 334 9930

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S-76, Raghuleela Mall,
Sector 30A, Vashi Navi
Mumbai, India

+44 (0)844 334 9930

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10a Usman Mayaki Street
Lekki 1

+44 (0)844 334 9930

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11107 Al Jubail Industrial City
Eastern Province-31961
Kingdom of Saudi Arabia

+44 (0)844 334 9930

Contact Us