Industrial Automation Products
Discover our comprehensive catalog of 65+ industrial automation components
- All Products
- Featured
- Popular
- All Availability
- In Stock
- Limited Stock
- On Request
Pricing & Availability Notice
The prices and availability shown may not reflect current market rates. For the most up-to-date pricing and stock information, please request a quote or contact our sales team directly.
Showing 1-24 of 25001
3TK2845-2BB42
SIEMENS • RKD872779
3TK2845-2BB42
DISCONTINUED BY MANUFACTURER
SIRIUS SAFETY RELAY
WITH ELECTRONIC RELEASE CIRCUIT (FK)
24VDC
45.0MM
SPRING-LOADED TERMINAL
FK INSTANT.: 1S AND 1HL
FK DELAYED: 1S
3TK2845-2HB40
SIEMENS • RKD1019701
3TK2845-2HB40
SIRIUS SAFETY RELAY
WITH RELAY AND ELECTRONIC
24 V DC
45 MM SPRING-TYPE TERMINAL
EC INSTANTANEOUS: 4 NO
EC DELAYED: 0
SC: 1
3TK2850-2BB40
SIEMENS • RKD974911
3TK2850-2BB40
DISCONTINUED BY MANUFACTURER
SIRIUS SAFETY RELAY
WITH CONTACTOR RELAY ENABLING CIRCUITS (EC)
24 V DC
90 MM SPRING-TYPE TERMINAL
EC INSTANTANEOUS: 3 NO
EC DELAYED: 0
SC: 0
3TK2851-1AL20
SIEMENS • RKD872785
3TK2851-1AL20
DISCONTINUED BY MANUFACTURER 10/01/2020
SAFETY RELAY
SIRIUS
WITH CONTACTOR RELAY ENABLING CIRCUITS (EC)
230 V DC
90 MM SCREW TERMINAL
EC INSTANTANEOUS: 2 NO
EC DELAYED: 0
SC: 1NC
3TK2851-1BB40
SIEMENS • RKD961556
3TK2851-1BB40
SIRIUS SAFETY RELAY
WITH CONTACTOR RELAY ENABLING CIRCUITS (EC)
24 V DC
90 MM SCREW TERMINAL
EC INSTANTANEOUS: 2 NO
EC DELAYED: 0
SC: 1NC
3TK2852-1BB40
SIEMENS • RKD1106780
3TK2852-1BB40
DISCONTINUED BY MANUFACTURER
SIRIUS SAFETY RELAY
WITH CONTACTOR RELAY ENABLING CIRCUITS (EC)
24 V DC
90 MM SCREW TERMINAL
EC INSTANTANEOUS: 6NO
EC DELAYED: 0
SC: 1NC
3TK2853-2BB40
SIEMENS • RKD1019704
3TK2853-2BB40
DISCONTINUED BY MANUFACTURER
SIRIUS SAFETY RELAY
WITH CONTACTOR RELAY ENABLING CIRCUITS (EC)
24 V DC
90 MM SPRING-TYPE TERMINAL
EC INSTANTANEOUS: 3 NO + 1 HL
EC DELAYED: 0
SC: 0
3TK2853-2BB40-0AB1
SIEMENS • RKD1019707
3TK2853-2BB40-0AB1
DISCONTIN UED BY MANUFACTURER 2020
SIGUARD SAFETY COMBINATION
ELECTRONIC BASIC UNIT STOP-0
MAXIMUM ACHIEVED SIL:3
PL:E STOP-0
6 EC
1 HL SIGNALING CIRCUIT
1NC SPRING-TYPE TERMINAL
24 V DC
3TK2857-1BB41
SIEMENS • RKD1024964
3TK2857-1BB41
SIRIUS SAFETY RELAY
WITH CONTACTOR RELAY ENABLING CIRCUITS (EC)
24 V DC
90 MM SCREW TERMINAL
EC INSTANTANEOUS: 0
EC DELAYED: 3NO
0.05...3 S
MK: 0
3TK2857-1BB42
SIEMENS • RKD897514
3TK2857-1BB42
SIRIUS SAFETY RELAY
WITH CONTACTOR RELAY ENABLING CIRCUITS (EC)
24 V DC
90 MM SCREW TERMINAL
EC INSTANTANEOUS: 0
EC DELAYED: 3NO
0.5...30 S
SC: 0
3TK2857-2BB41
SIEMENS • RKD961559
3TK2857-2BB41
DISCONTINUED BY MANUFACTURER
SIRIUS SAFETY RELAY
WITH CONTACTOR RELAY ENABLING CIRCUITS (EC)
24 V DC
90 MM SPRING-TYPE TERMINAL
EC INSTANTANEOUS: 0
EC DELAYED: 3NO
0.05...3 S
MK: 0
SUGGESTED REPLACEMENT 3SK1213-2AB40
3TK2907-0AC2
SIEMENS • RKD974913
3TK2907-0AC2
DISCONTINUED BY MANUFACTURER
EXPANSION MODULE
FOR CONTACTOR COMBINATION
7 ENABLING CIRCUITS
AC OPERATION
24 VAC
50/60 HZ
3TK2907-0AG2
SIEMENS • RKD872788
3TK2907-0AG2
DISCONTINUED BY MANUFACTURER
EXPANSION MODULE
FOR CONTACTOR COMBINATION
7 ENABLING CIRCUITS
AC OPERATION
110 VAC
50/60 HZ
3TK2907-0AL2
SIEMENS • RKD897517
3TK2907-0AL2
DISCONTINUED BY MANUFACTURER
EXPANSION MODULE
FOR CONTACTOR COMBINATION
7 ENABLING CIRCUITS
AC OPERATION
230/220 VAC
50/60 HZ
3TK2907-0BB4
SIEMENS • NKEU3276
3TK2907-0BB4
DISCONTINUED BY MANUFACTURER
EXPANSION MODULE
FOR CONTACTOR COMBINATION
7 ENABLING CIRCUITS
DC OPERATION
DC SOLENOID SYSTEM
24 VDC
3TK2923-0BB4
SIEMENS • RKD223899
3TK2923-0BB4
DISCONTINUED BY MANUFACTURER
DELAY MODULE
3 DELAYED ENABLING CIRCUITS ADJUSTABLE
0.5 TO 2S
DC OPERATION
DC SOLENOID SYSTEM
24 VDC
3TK2943-0BB4
SIEMENS • RKD223902
3TK2943-0BB4
DISCONTINUED BY MANUFACTURER
DELAY MODULE
3 ENABLING CIRCUITS
ADJUSTABLE
1-4 SECONDS
24 VDC
DIN RAIL MOUNTING
SCREW TERMINAL
3TK2983-0BB4
SIEMENS • RKD551211
3TK2983-0BB4
DISCONTINUED BY MANUFACTURER
DELAY MODULE
3 ENABLING CIRCUITS
DELAYED 2-8S ADJUSTABLE
DC OPERATION
24VDC
3TK3040-0AB0
SIEMENS • RKD311024
3TK3040-0AB0
CONTACTOR
AC-1
4-POLE
25A
MAIN CONTACT ELEMENTS
4NO
AC OPERATION
24VAC AT 50HZ
29VAC AT 60HZ
3TK3440-0AF0
SIEMENS • RKD961565
3TK3440-0AF0
DISCONTINUED BY MANUFACTURER
CONTACTOR
AC-3
4-POLE
32A
MAIN CONTACT ELEMENTS
2NO+2NC
AC OPERATION
110VAC AT 50HZ
132VAC AT 60HZ
3TK3540-0AF0
SIEMENS • RKD1024967
3TK3540-0AF0
CONTACTOR
AC-3
4-POLE
40A
MAIN CONTACT ELEMENTS
2NO+2NC
AC OPERATION
110VAC AT 50HZ
132VAC AT 60HZ
3TK3840-0AC2
SIEMENS • RKD897520
3TK3840-0AC2
DISCONTINUED BY MANUFACTURER SINCE 01.07.1999
CONTACTOR
AC-1
4-POLE
140A
MAIN CONTACT ELEMENTS
4NO
AC OPERATION
24VAC
50/60HZ
3TK3930-0B
SIEMENS • RKD872794
3TK3930-0B
SURGE SUPPRESSOR
RC ELEMENT
FOR MOUNTING ONTO 3TK30 TO 3TK34 CONTACTORS
50 TO 127VAC
50HZ