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Dustproof telephone

Dustproof telephone


We are the manufacturer of waterproof telephone industrial telephone Analogue telephone without keypad for elevator clean room
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Dustproof telephone

 Dustproof telephone KNSD-101

     We are the manufacturer of  waterproof telephone industrial telephone Analogue telephone without keypad for elevator clean room.

   Main Product features

      1.High waterproof,dustpoof performance,SUS304 full stainless steel body,protection grade reaches to IP55.

      2.High durability,oil,acid,alkali resistance,conform to the standards of GJB -773 and UL1332 requirements.

      3.Without handset,communication via loudspeaker.

      4.Highly integrated mainboard,using the most advanced industry-specific microcontroller made in ATMEL company.

      5.The box with earthing device is completely isolated with internal electric circuit,and has certain electromagnetic shielding effect.

      6.Conversation with clear loud voice,no feedback sreaming.

      7.Support hotline of exchange system.

      8.Support the function of exterior line antomatc lift.

      9.Support conversation time limited.

      10.Strong,thick and beautiful body with embed wall design.

      11.talking distance:80cm-100cm.

Standard and SMART Analogue and VoIP-SIP options available

DTMF(Dual Tone Multi Frequency)

Matching with most PABX,PBX and PAX systems.

Main PCB

1.Well treated PCB used inside the phone.

2.Robust screw terminals used for the connection of ringer,handset,line in,hookswitch.

3.Selectable 7 minute time out,to release the line if the handset is left off hook.

4.All connectors be greased in production.


Connection type:Rj45 Socket inside sealed enclosure 

Power supply:External 5V dc

Call set-up Protocol:Session Initiation Protocol(SIP)

Configuration:DHCP or STATIC IP address provisioning

   Telephone installation

Dustproof telephoneDustproof telephone


     EMC: EN50121 (Railway application- Electromagnetic Compatibility)
          EN55022: emissions
          EN55024: immunity
     Ingress Protection: GB4208-93 IP66
     ITU-T Recommendations K21

   Packaging specifications
    Until size:250*150*50mm,N.W:1.2KG
    1pcs in each inner CTN box,size325*235*75mm N.W:1.4KG
    10pcs in outer CTN box,size566*445*420mm N.W:15.3KG

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