Leading Manufacturer of Safety Interlock Switches and Machine Guard Safety Switch Devices for Automation and Process Safety

Tongue Interlock Safety Switches (KP & KP-SS)

KP features an industry standard housing with up to a 4-pole contact block and 3 conduit entries for easy wiring. The KP-SS comes with a stainless-steel head for greater durability, especially on frequently opened guards. The head can rotate to provide up to 4 actuator entry positions.

  • Housing/Fixing: 98mm Long Body with 40mm Fixing
  • Contacts: 3 N/C, 2 N/C + 1 N/O or 2 N/C + 2 N/O
  • Connection: Wired or M12 Quick Connect

NOTE: Replaceable contact blocks.

Product TypePart No.Part Description
KP200001KP M20 2NC 1NO
KP200001-SSKP M20 2NC 1NO SS Head
KP200001AKP M20 2NC 1NO – std actuator
KP200001A-40NKP M20 2NC 1NO – std actuator 40N
KP200001A-GCKP M20 2NC 1NO – std actuator
KP200001A-SSKP M20 2NC 1NO SS Head – std actuator
KP200001A-SS-40NKP M20 2NC 1NO SS Head – std actuator 40N
KP200001FKP M20 2NC 1NO – flat actuator
KP200001F-SSKP M20 2NC 1NO SS Head – flat actuator
KP200001HFKP M20 2NC 1NO – HF Actuator
KP200001HF-40NKP M20 2NC 1NO – HF Actuator
KP200001HF-SSKP M20 2NC 1NO SS Head – HF actuator
KP200001HF-SS-40NKP M20 2NC 1NO SS Head – HF actuator 40N
KP200001HFHKP M20 2NC 1NO – HFH actuator
KP200001HFH-SSKP M20 2NC 1NO SS Head – HFH actuator
KP200001PFKP M20 2NC 1NO – PF Actuator
KP200001PF-40NKP M20 2NC 1NO – PF Actuator
KP200001PF-SSKP M20 2NC 1NO SS Head – PF actuator
KP200002KP ½NPT 2NC 1NO
KP200002-SSKP ½NPT 2NC 1NO SS head
KP200002AKP ½NPT 2NC 1NO -std actuator
KP200002A-SSKP ½NPT 2NC 1NO SS head – std actuator
KP200002A-SS-GCKP 1/2NPT 2NC 1NO  Gold Contacts SS Head – STD Actuator
KP200002FKP ½NPT 2NC 1NO – flat actuator
KP200002F-SSKP ½NPT 2NC 1NO SS head – flat actuator
KP200002HFKP ½NPT 2NC 1NO – HF actuator
KP200002HF-SSKP ½NPT 2NC 1NO SS head – HF actuator
KP200002HFHKP ½NPT 2NC 1NO – HFH actuator
KP200002HFH-SSKP ½NPT 2NC 1NO SS head – HFH actuator
KP200002PFKP ½NPT 2NC 1NO – PF actuator
KP200002PF-SSKP ½NPT 2NC 1NO SS head – PF actuator
KP200003KP QC ½UNF 6way 2NC 1NO
KP200003-SSKP QC ½UNF 6way 2NC 1NO SS head
KP200003AKP QC ½UNF 6way 2NC 1NO – std actuator
KP200003A-SSKP QC ½UNF 6way 2NC 1NO SS head – std actuator
KP200003FKP QC ½UNF 6way 2NC 1NO – flat actuator
KP200003F-SSKP QC ½UNF 6way 2NC 1NO SS head – flat actuator
KP200003HFKP QC ½UNF 6way 2NC 1NO – HF actuator
KP200003HF-SSKP QC ½UNF 6way 2NC 1NO SS head – HF actuator
KP200003HFHKP QC ½UNF 6way 2NC 1NO – HFH actuator
KP200003HFH-SSKP QC ½UNF 6way 2NC 1NO SS head – HFH actuator
KP200003PFKP QC ½UNF 6way 2NC 1NO – PF actuator
KP200003PF-SSKP QC ½UNF 6way 2NC 1NO SS head – PF actuator
KP200004KP M20 3NC
KP200004-SSKP M20 3NC SS head
KP200004AKP M20 3NC – std actuator
KP200004A-SSKP M20 3NC SS head – std actuator
KP200004FKP M20 3NC – flat actuator
KP200004F-SSKP M20 3NC SS head – flat actuator
KP200004HFKP M20 3NC – HF actuator
KP200004HF-SSKP M20 3NC SS head – HF actuator
KP200004HFHKP M20 3NC – HFH actuator
KP200004HFH-SSKP M20 3NC SS head – HFH actuator
KP200004PFKP M20 3NC – PF actuator
KP200004PF-SSKP M20 3NC SS head – PF actuator
KP200005KP ½NPT 3NC
KP200005-SSKP ½NPT 3NC SS head
KP200005AKP ½NPT 3NC – std actuator
KP200005A-SSKP ½NPT 3NC SS head – std actuator
KP200005FKP ½NPT 3NC – flat actuator
KP200005F-SSKP ½NPT 3NC SS head – flat actuator
KP200005HFKP ½NPT 3NC – HF actuator
KP200005HF-SSKP ½NPT 3NC SS head – HF actuator
KP200005HFHKP ½NPT 3NC – HFH actuator
KP200005HFH-SSKP ½NPT 3NC SS head – HFH actuator
KP200005PFKP ½NPT 3NC – PF Actuator
KP200005PF-SSKP ½NPT 3NC SS head – PF actuator
KP200006KP QC ½UNF 6way 3NC
KP200006-SSKP QC ½UNF 6way 3NC SS head
KP200006AKP QC ½UNF 6way 3NC – std actuator
KP200006A-SSKP QC ½UNF 6way 3NC SS head – std actuator
KP200006FKP QC ½UNF 6way 3NC – flat actuator
KP200006F-SSKP QC ½UNF 6way 3NC SS head – flat actuator
KP200006HFKP QC ½UNF 6way 3NC – HF actuator
KP200006HF-SSKP QC ½UNF 6way 3NC SS head – HF actuator
KP200006HFHKP QC ½UNF 6way 3NC – HFH actuator
KP200006HFH-SSKP QC ½UNF 6way 3NC SS head – HFH actuator
KP200006PFKP QC ½UNF 6way 3NC – PF actuator
KP200006PF-SSKP QC ½UNF 6way 3NC SS head – PF actuator
KP200007KP M20 3NC 1NO
KP200007-SSKP M20 3NC 1NO SS head
KP200007AKP M20 3NC 1NO – std actuator
KP200007A-SSKP M20 3NC 1NO SS head – std actuator
KP200007FKP M20 3NC 1NO – flat actuator
KP200007F-SSKP M20 3NC 1NO SS head – flat actuator
KP200007HFKP M20 3NC 1NO – std actuator
KP200007HF-SSKP M20 3NC 1NO SS head – HF actuator
KP200007HFHKP M20 3NC 1NO – HFH actuator
KP200007HFH-SSKP M20 3NC 1NO SS head – HFH actuator
KP200007PFKP M20 3NC 1NO – PF actuator
KP200007PF-SSKP M20 3NC 1NO SS head – PF actuator
KP200008KP ½NPT 3NC 1NO
KP200008-SSKP ½NPT 3NC 1NO SS head
KP200008AKP ½NPT 3NC 1NO – std actuator
KP200008A-SSKP ½NPT 3NC 1NO SS head – std actuator
KP200008FKP ½NPT 3NC 1NO – flat actuator
KP200008F-SSKP ½NPT 3NC 1NO SS head – flat actuator
KP200008HFKP ½NPT 3NC 1NO – HF actuator
KP200008HF-SSKP ½NPT 3NC 1NO SS head – HF actuator
KP200008HFHKP ½NPT 3NC 1NO – HFH actuator
KP200008HFH-SSKP ½NPT 3NC 1NO SS head – HFH actuator
KP200008PFKP ½NPT 3NC 1NO – PF actuator
KP200008PF-SSKP ½NPT 3NC 1NO SS head – PF actuator
KP200010KP M20 2NC 2NO
KP200010-SSKP M20 2NC 2NO SS head
KP200010AKP M20 2NC 2NO – std actuator
KP200010A-SSKP M20 2NC 2NO SS head – std actuator
KP200010FKP M20 2NC 2NO – flat actuator
KP200010F-SSKP M20 2NC 2NO SS head – flat actuator
KP200010HFKP M20 2NC 2NO – HF actuator
KP200010HF-SSKP M20 2NC 2NO SS head – HF actuator
KP200010HFHKP M20 2NC 2NO – HFH actuator
KP200010HFH-SSKP M20 2NC 2NO SS head – HFH actuator
KP200010PFKP M20 2NC 2NO – PF actuator
KP200010PF-SSKP M20 2NC 2NO SS head – PF actuator
KP200011KP ½NPT 2NC 2NO
KP200011-SSKP ½NPT 2NC 2NO SS head
KP200011AKP ½NPT 2NC 2NO – std actuator
KP200011A-SSKP ½NPT 2NC 2NO SS head – std actuator
KP200011FKP ½NPT 2NC 2NO – flat actuator
KP200011F-SSKP ½NPT 2NC 2NO SS head – flat actuator
KP200011HFKP ½NPT 2NC 2NO – HF Actuator
KP200011HF-SSKP ½NPT 2NC 2NO SS head – HF actuator
KP200011HFHKP ½NPT 2NC 2NO – HFH Actuator
KP200011HFH-SSKP ½NPT 2NC 2N SS head – HFH actuator
KP200011PFKP ½NPT 2NC 2NO – PF Actuator
KP200011PF-SSKP ½NPT 2NC 2NO SS head – PF actuator
KP200013KP M20 4NC
KP200013-SSKP M20 4NC SS head
KP200013AKP M20 4NC – std actuator
KP200013A-SSKP M20 4NC SS head – std actuator
KP200013FKP M20 4NC – flat actuator
KP200013F-SSKP M20 4NC SS head – flat actuator
KP200013HFKP M20 4NC – HF Actuator
KP200013HF-SSKP M20 4NC SS head – PF actuator
KP200013HFHKP M20 4NC – HFH actuator
KP200013HFH-SSKP M20 4NC SS head – HFH actuator
KP200013PFKP M20 4NC – PF Actuator
KP200013PF-SSKP M20 4NC SS head – PF actuator
KP200014KP ½NPT 4NC
KP200014-SSKP ½NPT 4NC’SS head
KP200014AKP ½NPT 4NC – std actuator
KP200014A-SSKP ½NPT 4NC SS head – std actuator
KP200014FKP ½NPT 4NC – flat actuator
KP200014F-SSKP ½NPT 4NC SS head – flat actuator
KP200014HFKP ½NPT 4NC – HF Actuator
KP200014HF-SSKP ½NPT 4NC SS head – HF actuator
KP200014HFHKP ½NPT 4NC – HFH actuator
KP200014HFH-SSKP ½NPT 4NC SS head – HFH actuator
KP200014PFKP ½NPT 4NC – PF Actuator
KP200014PF-SSKP ½NPT 4NC SS head – PF actuator
KP200021KP QC M12 8way 2NC 1NO
KP200021-SSKP QC M12 8way 2NC 1NO SS head
KP200021AKP QC M12 8way 2NC 1NO – std actuator
KP200021A-SSKP QC M12 8way 2NC 1NO SS head – std actuator
KP200021FKP QC M12 8way 2NC 1NO – flat actuator
KP200021F-SSKP QC M12 8way 2NC 1NO SS head – flat actuator
KP200021HFKP QC M12 8way 2NC 1NO – HF actuator
KP200021HF-SSKP QC M12 8way 2NC 1NO SS head – HF actuator
KP200021HFHKP QC M12 8way 2NC 1NO – HFH actuator
KP200021HFH-SSKP QC M12 8way 2NC 1NO SS head – HFH actuator
KP200021PFKP QC M12 8way 2NC 1NO – PF actuator
KP200021PF-SSKP QC M12 8way 2NC 1NO SS head – PF actuator
KP200022KP QC M12 8way 3NC
KP200022-SSKP QC M12 8way 3NC SS head
KP200022AKP QC M12 8way 3NC – std actuator
KP200022A-SSKP QC M12 8way 3NC SS head – std actuator
KP200022FKP QC M12 8way 3NC – flat actuator
KP200022F-SSKP QC M12 8way 3NC SS head – flat actuator
KP200022HFKP QC M12 8way 3NC – HF actuator
KP200022HF-SSKP QC M12 8way 3NC SS head – HF actuator
KP200022HFHKP QC M12 8way 3NC – HFH actuator
KP200022HFH-SSKP QC M12 8way 3NC SS head – HFH actuator
KP200022PFKP QC M12 8way 3NC – PF actuator
KP200022PF-SSKP QC M12 8way 3NC SS head – PF actuator
KP200023KP QC M12 8way 3NC 1NO
KP200023-SSKP QC M12 8way 3NC 1NO SS head
KP200023AKP QC M12 8way 3NC 1NO – std actuator
KP200023A-SSKP QC M12 8way 3NC 1NO SS head – std actuator
KP200023FKP QC M12 8way 3NC 1NO – flat actuator
KP200023F-SSKP QC M12 8way 3NC 1NO SS head – flat actuator
KP200023HFKP QC M12 8way 3NC 1NO – HF actuator
KP200023HF-SSKP QC M12 8way 3NC 1NO SS head – HF actuator
KP200023HFHKP QC M12 8way 3NC 1NO – HFH actuator
KP200023HFH-SSKP QC M12 8way 3NC 1NO SS head – HFH actuator
KP200023PFKP QC M12 8way 3NC 1NO – PF actuator
KP200023PF-SSKP QC M12 8way 3NC 1NO SS head – PF actuator
KP200024KP QC M12 8way 2NC 2NO
KP200024-SSKP QC M12 8way 2NC 2NO SS head
KP200024AKP QC M12 8way 2NC 2NO – std actuator
KP200024A-SSKP QC M12 8way 2NC 2NO SS head – std actuator
KP200024FKP QC M12 8way 2NC 2NO – flat actuator
KP200024F-SSKP QC M12 8way 2NC 2NO SS head – flat actuator
KP200024HFKP QC M12 8way 2NC 2NO – HF actuator
KP200024HF-SSKP QC M12 8way 2NC 2NO SS head – HF actuator
KP200024HFHKP QC M12 8way 2NC 2NO – HFH actuator
KP200024HFH-SSKP QC M12 8way 2NC 2NO SS head – HFH actuator
KP200024PFKP QC M12 8way 2NC 2NO – PF actuator
KP200024PF-SSKP QC M12 8way 2NC 2NO SS head – PF actuator
KP200025KP QC M12 8way 4NC
KP200025-SSKP QC M12 8way 4NC SS head
KP200025AKP QC M12 8way 4NC – std actuator
KP200025A-SSKP QC M12 8way 4NC SS head – std actuator
KP200025FKP QC M12 8way 4NC – flat actuator
KP200025F-SSKP QC M12 8way 4NC SS head – flat actuator
KP200025HFKP QC M12 8way 4NC – HF Actuator
KP200025HF-SSKP QC M12 8way 4NC SS head – HF actuator
KP200025HFHKP QC M12 8way 4NC – HFH actuator
KP200025HFH-SSKP QC M12 8way 4NC SS head – HFH actuator
KP200025PFKP QC M12 8way 4NC – PF Actuator
KP200025PF-SSKP QC M12 8way 4NC SS head – PF actuator

Technical Data
CertificatescULus
TechnologyTongue Interlock (Non Locking)
Housing MaterialPolyester
Head MaterialPolyester or Stainless Steel
Contact Configuration3 NC or 2 NC + 1 NO
Thermal Current (lth)10A
Rated Insulation/Withstand Voltages500Vac/2500Vac
Travel for Positive Opening8mm
Actuator Entry Minimum Radius175mm Standard 100mm Flexible
Maximum Approach/Withdrawal Speed600mm/s
Enclosure ProtectionIP67
Operating Temperature -25 ... +80 °C
VibrationIEC 68-2-6 10-55Hz + 1Hz Excursion 0.35mm 1 octave/min
Fixing2 x M5

Information with regard to UL Standards
EnclosureType 1
Electrical RatingPilot Duty A300 240V.ac 3A. 6,000 cycles
240V.ac 10A. carry only
120V.ac 60A.making 6A.breaking PF 0.38 or greater, tested 100,000 cycles
Maximum Ambient Temperature+80 °C
Use 16 - 12AWG stranded copper insulated conductors rated 90ºC minimum. (75C. ampacity)
Terminal tightening torque 7ibs ins (0.8Nm)
Intended for same polarity use and one polymeric conduit connection
Not suitable for connection to a rigid metal conduit system