KNEX05 Ex Analogue Telephone

SKU: KNEX-06-1

KNEX-05 is an ATEX approved line powered industrial IP66 weatherproof telephone with a door, the IP66 rating specifically addresses harsh environments.

Designed for use for both internally and external in hazardous combustible environments where risk from explosive atmospheres are common. Also for use in use in dusty, wet, corrosive, noisy, harsh environments.

String and non-corrosive, made from aluminium die-cast, the weatherproof telephone is non-corrosive, rugged and durable. Special sealing design ensures complete waterproof and grade up to IP66 weatherproof, dust-proof and moisture-resistant, even when the door enclosure is open.

Enquiry Form

Contact Us Button




Please contact us by filling out the following form, and we’ll get back to you as soon as possible.


Available: In stock


Analogue Line powered ATEX Weatherproof Telephone, IP66 rated for dangerous hazardous environments...

KNTech intrinsically safe telephones are used industry wide where there is a requirement for protection against explosive and hazardous ares. KNEX05 ex analogue telephone’s are installed internally and externally, as the exceptional IP66 rating ensures a high level of protection against water and dust ingress when exposed to uncompromising conditions.  

Manufactured from robust aluminium alloy die-cast body, the advantage being a high impact, high ductility and good level of corrosion resistance as a result the telephone is ideal for installations within industrial environments ranging from -20 to +55 degree temperatures.

Heavy duty features throughout

Features of the KNEX05 atex apporved telephoneThe heavy duty handset is supplied with hearing aid compatible receiver and noise cancelling microphone this to ensure that communications are of the highest quality, even within the most difficult of environments. The handset also has a magnetic reed hook-switch with no moving parts and is supplied with a choice of either a industrial curly plastic cord or extra tough stainless cord.

Weatherproof, watertight and dust proof… 

KNSP Series IP66 EX telephone maintains 24/7 emergency and service communications where reliability is essential.

KNEX05 EX analogue telephone’s watertight door enclosure consists of a spring driven spiral metal hinge and (optional) door lock mechanism ensures that the telephone is kept clean and safe. The door provides room for pictograms or graphics, however, the telephone’s IP66 rating is retained, even when the door is open. 

EX Protection rating: II 2G Ex db ib IIB T5 Gb

Designed for both emergency and service application, widely used in many industries such as; petrochemical, factories, tunnels and power plants or where industry requires ATEX communications.

For use in extreme temperature environments, fully functional between -20 ~ +55 degrees. Fully operational in relative humanity :10%~95%  and also in high atmospheric pressures: 86~106 Kpa. MTBF: 100,000 hours. 

Features designed specifically for the needs of the user….

When a emergency situation or disaster occurs and people’s lives are at risk, it is vitally important emergency telephones are fully functional, ready to communicate loud and clear. KNEX Series telephones tick all the boxes.

KNEX05 EX analogue telephone has a large keypad inclusive of durable waterproof and dusty proof metal buttons ensures convenience for the user, particularly when wearing protective gloves. The keypad also has additional call function; 3 button’s memory programmable for speed-dialling.

Supplied Inclusive of a hearing Aid compatible receiver, an essential requirement for hard of hearing users. The noise cancelling microphone prevents interference from background noise, as is frequently a problem, this includes heavy industrial, highways and high wind locations.

Featuring a loud ringer  + 100dB(A) @ 50cm, with further options to add further KNSP acoustic or visual call alerter’s, to provide extended call indication.

Remote Status Monitoring

Integrity wiring enables the control room to check if the telephones are full operational (PABX have this feature available, we can provide this function), this is a simple to use systems. KNSP dispatch and management system phones are also available to ensure complete coordination from control rooms.

Version Availability

KNEX06 Analogue Explosion Proof Telephone with analogue line connection, powered by AC mains power supply 

KNEX05 Analogue Explosion Proof Telephone with analogue line connection powered by analogue line 24V-48V dc

KNEX07 SIP Explosion Proof Telephone, powered PoE, (110V or 220V optionally on demand)

KNEX08 SIP Explosion Proof Telephone with Loudspeaker and Flash Light. Powered AC Mains, (110V or 220V)


EN 60529  – IP66 watertight and dust ingress rating –  

CE – This mark indicates compliance with the: Radio and Telecommunications Terminal Equipment Directive 2004/108/EC

Conforms to IEC IP66 CE

EN IEC 60079-0:2018, EN 60079-1:2014, EN 60079-11:2012 – Compliance with essential health and safety requirements

EX Protection rating: II 2G Ex db ib IIB T5 Gb


Click to view PDF button
Click to view PDF button


Product Categories

SPECIFICATION – Analogue (Model KN06)

Types of protection: II 2G Ex db ib IIB T5 Gb
-20℃ to 55℃
DTMF dialling
Built-in 8ohm 0.5W
Telephone line power supply DC 24V-48V
Sound level of ringing:over 70dB(A).At 50cm distance.
speed dialling keypad:Super strong function is available for dialling 10 groups of numbers stored in the memory
Housing: construction robust aluminium alley die-cast body
Unit size: 290*185*118mm

Weight: 10.65kg(not include speaker and light)

Environment conditions:

Ambient temperature: -20℃ to 55℃.
Relative humidity:10%~95%
Atmospheric pressure: 86~106Kpa
Circumstance noise:less than 60dB(A)
Degree of protection: IP66


1. Robust aluminium alloy die-cast body, Vandal & tamper-resistant hardware.
2. Waterproof rating IP66 dust proof.
3. Full keypad with memory, dialling 10 groups of numbers stored in the memory.
4. Magnetic reed hook-switch.
5. Heavy Duty handset with hearing Aid compatible receiver, Noise canceling microphone.
6. Handset with industrial strong curly cord .
7. Stainless Steel keypad keep waterproof and dusty proof.
8. Built-in 8ohm 0.5W.
9. Door cover: orient automatically and good self – closing, convenient for use.
10. Temperature range from -20 degree to +55 degree.
11. Powder coated in UV stabilized polyester finish.
12. Application: Hazardous dust and gas atmospheres, petrochemical industry,Tunnel, metro, railway, LRT, speedway, marine, ship,offshore, mine, power plant, bridge etc.

Cable Entry Diagram

Wiring details of the KNEX05 telephone

b : Telephone Line
c: Headset and D20 ringtone 8Ω 0.5W and LED DC5V/0.75W and explosion proof horn connection cable(option:8-core wire)

KNEX050 dimension details

Unit size:Unit size: 278 X 349 X 161cm
Weight: 10.65kg


Complete Communication Systems for Industry

Delivering full communication and managements systems fully designed to meet all your requirements

ATEX Telephone Management Solutions

Intrinsically Safe Telephones for all Industries

For further information, please contact us.






Additional information

Weight 11 kg
Dimensions 45 × 30 × 20 cm


There are no reviews yet.

Be the first to review “KNEX05 Ex Analogue Telephone”

Your email address will not be published. Required fields are marked *

Theme Settings