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Kntech Emergency Intercom
Kntech Emergency Intercom
Product model:Kntech KNZD-30
material:SUS304 OR SUS316

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  • Specification
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   KNZD-30 Audio Digital Door Phone


1. Stainless steel 304 body with SUS handsfree button.

2. Waterproof rating IP55 dust proof.

3. Hands-free, double loudspeaker.

4. Weather resistant to IP55 standard, service temperature range from -30 degree to +75 degree. 

5. Lightening protection to ITU-T recommendation K.21.

6. Support hotline calling.

7.Phone integrity wiring to enable the telephone system to check if the telephone unit is still

   Operational.(If PABX have this available we can provide this function).

8. Optional 7 minute time out to release the line if the handset is left off hook. This function

upon buyer’s requirement).

9. The housing covered with a layer of reflective label for easy identification at night.Optional

10. Application: Tunnel, metro, railway, LRT, speedway, marine, ship,offshore, mine, power plant, bridge etc.




EN55022: emissions                                         EN55024immunity

Ingress Protection: GB4208-93 IP66 FCC        ITU-T Recommendations K21

EMCEN50121(Railway application-Electromagnetic Compatibility)




Unit size:210*135*44mm   Unit: N.W:1.2KG 

1pcs packing box size: 230*170*80mm Unit: N.W:1.2KG    Unit G.W:1.5KG  

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