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A key call clean room telephone
A key call clean room telephone
Product model:KNZD-63A

Datasheet of KNZD-63A(1)
  • Features
  • Specification
  • Accessories
  • Application
  • Detailed picture

Product name:a key call clean room telephone
Model No.:KNZD-63A
Anti-jamming, anti-noise,SIP technology, point-to-point call directly,Without PBX


A key intercom for clean room,with super slim body,delicate appearance,easy installation.It is especially designed for Pharmaceutical factory, hospital operating room, clean room and clean workshop. The intercom receiver occupy space less. No exposed surface, UV + PE line surface material inserted into the wall smoothly and completely.You can clean by water or wipe directly with no damage. This intercom is waterproof and dust-proof.
Knzd-63A clean room telephone has strong anti-jamming capability, and achieve the European standards EN50121. It is anti-static and enclosed design, no industrial components exposing to air.

Press CALL button to off-hook or end the call.
Only need one network cable to connect with two pcs of intercom in clean room
Digital signal transmission, there is no outside interference.Sounds improve 15 DB than ordinary clean room telephone.



1. Working condition:
Environment temperature:-25℃~+50℃ Relative humidity:45%~95%
Atmospheric pressure:86~106Kpa  Environment noise:90≤dB(IP type)
2. Ringing level:85db
3. Communication Transfer index:(5Km)SLR ≤12,RLR ≤-1,STMR ≥10, input resistance:600Ω

4. Power supply DC5V1A,220V power adapter
5. Digital signal transmission, support SIP2.0 and connect to network signal


One key call:press CALL button,opposite side rings automatically, allow answer automatically.
Incoming call flashing notice:led indicator brightens when calls coming.
Talking time limited:It has 7 minutes to talk when the call is connected.Time to the end,telephone hang up automatically.The function of preventing the phone is busy are factor defaults.
Automatically hang up: if called ended,the caller would hang up automatically after detecting the busy signal.

Overall dimension drawing:as below picture