Industrial Explosionproof Intrinsically Safe outdoor Telephone for chemical plant-JWBT811

Short Description:

This JWBT811 Explosion Proof Telephone with protection door which meets fire, watertight and ATEX standards . Joiwo ’s Intrinsically-Safe Telephones are the safest and most economical communication solution in hazardous environments.

With a professional R&D team in industrial hazardous telecommunication filed since 2005 Year, Each Explosion Proof Telephone have been passed the ATEX,FCC,CE international certificates.

Your first-choice provider of innovative communication solutions and competitive products  for the hazardous area industries.


Product Detail

Product Tags

Product Introduction

Explosion Proof Telephone is designed for voice communication in the dangerous area where reliability, efficiency and safety are of prime importance.
The phone is suitable for use in harsh environment characterized BY: indoor & outdoor use, Presence of dust & water ingress. Corrosive atmosphere, Explosive gases & particles, varying temperature, loud ambient noise, safety etc.
The body of the telephone it is made of Aluminum alloy, a very strong die-casting material, with zinc alloy full keypad features 15 buttons (0-9,*,#, Redial, Flash, SOS,Mute) The degree of protection is IP68, even with the door open.
Equipped with horn and beacon, the horn can broadcast remotely for notification, horn works after 3 rings (adjustable), shut when handset picked up .The LED Red(color adjustable) beacon begins to flash when ringing or in use, attracting attention to the phone when call comes, it could be very useful and obvious in the noisy environments.
Several versions are available, color customized,with stainless steel armored cord or spiral, with or without door, with keypad, without keypad (Auto dial or speed dial ) and on request with additional function buttons.
Telephone parts is produced by self-made ,every parts like keypad, cradle, handset could be customized.


1.Standard analogue phone, Phone line powered. Also available in SIP/VoIP, GSM/3G version.
2.Aluminum alloy die-casting shell, high-impact, anti-corrosive and high mechanical strength.
3.Heavy Duty handset with Hearing Aid Compatible (HAC) receiver, Noise canceling microphone.
4.Zinc alloy keypad and Magnetic reed hook-switch.
5.Weather proof protection to IP68.
6.Door cover: orient automatically and good self - closing, convenient for use
7.With flash light(beacon), Support Explosion proof horn 25W connection.
8.Temperature range from -40 degree to +70 degree.
9.Powder coated in UV stabilized polyester finish.
10.Wall mounted, Simple installation.
11.Multiple housings and colors.
12.Self-made telephone spare part available.
13. ATEX, CE, FCC, RoHS, ISO9001 compliant.



This Explosionproof Telephone is suitable for use in harsh environment:
1. Suitable for explosive gas atmospheres Zone 1 and Zone 2.
2. Suitable for IIA, IIB,IIC explosive atmosphere.
3. Suitable for dust Zone 20, Zone 21 and Zone 22.
4. Suitable for temperature class T1 ~ T6.
5. Oil & gas atmospheres, petrochemical industry,Tunnel, metro, railway, LRT, speedway, marine, ship,offshore, mine, power plant, bridge etc.


Item Technical data
Explosion-proof mark ExdibIICT6Gb/EXtDA21IP66T80℃
Voltage 100-230VAC
Standby Work Current ≤0.2A
Frequency Response 250~3000 Hz
Amplified Output Power 25W
Ringer Volume  100-110dB(A).At 1m distance.
Corrosion Grade WF1
Ambient Temperature -40~+60℃
Atmospheric Pressure 80~110KPa
Relative Humidity ≤95%
Lead Hole 3-G3/4”
Installation Wall-mounted

Dimension Drawing


Available Connector

ascasc (2)

If you have any color request, let us know the Pantone color No.

Test machine

ascasc (3)

85% spare parts are produced by our own factory and with matched test machines, we could confirm the function and standard directly.

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