SEARCH NOW FOR ALL YOUR SIEMENS SOLUTIONS
Find PLC's, Replays, Contact Blocks, Input/Output Modules and More.
Safety Systems / Safety Relay
Radwell is here to supply you with all your plant floor needs.
Radwell is not an authorized distributor, reseller or representative of the products featured on this website. All product names, trademarks, brands and logos used on this site are the property of their respective owners. The depiction, description or sale of products featuring these names, trademarks, brands and logos is for identification purposes only and is not intended to indicate any affiliation with or authorization by any rights holder.
Filter Results
SIEMENS
FURNAS ELECTRIC CO
3TX7144-4E6
RELAY SOCKET, 8-PIN, TOUCHSAFE, CONTROLS - PLUG-IN RELAY 3TX71, CONTROL PRODUCTS , 3TX7144-4E6
✓ IN STOCK!
Repair Yours
Contact Us
SIEMENS
FURNAS ELECTRIC CO
3TX7144-4E7
RELAY SOCKET, DIN RAIL MOUNT, 16 OR 20 AMP, 300 V
✓ IN STOCK!
Repair Yours
Contact Us
SIEMENS
3SK1111-2AB30
SAFETY RELAY, SIRIUS, SINGLE CHANNEL, 4 SAFETY CONTACTS, 12 AMP, 24 VAC/DC, 50/60 HZ, 3 N/O, 1 N/C, FINGER SAFE, SCREW TYPE TERMINAL, -25 TO +60 DEGREES C, IP20
✓ IN STOCK!
Repair Yours
$200.00
SIEMENS
3SK11121BB40
SAFETY RELAY STND ELEC,2EC+1SC,24VDC,SCW, CONTROLS - SAFETY RELAYS 3SK1, CONTROL PRODUCTS , 3SK11121BB40
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
3SK1121-2AB40
SAFETY RELAY, BASIC UNIT, SIRIUS, ADVANCED SERIES, RELAY ENABLING CIRCUITS 3 NO CONTACTS, PLUS RELAY SIGNALING CIRCUIT 1 NC CONTACT, 24 VDC, SPRING-TYPE TERMINAL (PUSH-IN), DIN RAIL MOUNTING
✓ IN STOCK!
Repair Yours
$391.00
SIEMENS
3SK1121-2CB42
SAFETY RELAY, ADVANCED SERIES, WITH TIME DELAY 0.5-30 S, RELAY ENABLING CIRCUITS 2 NO INSTANTANEOUS / 2 NO DELAYED, 24 VDC, SPRING-TYPE TERMINAL (PUSH-IN), REPLACES 3TK2828-2BB40
✓ IN STOCK!
Repair Yours
$399.00
SIEMENS
FURNAS ELECTRIC CO
3TK2807-0AL2
DISCONTINUED BY MANUFACTURER, SAFETY RELAY COMBINATION, 230 VAC, 6 AMP, 5 NO + 3 NO, 50/60 HZ
✓ IN STOCK!
Buy Surplus As Low As
$1,080.00
Repair Yours
$800.00
SIEMENS
FURNAS ELECTRIC CO
3TX7144-4E5
RELAY SOCKET, 14-PIN, TOUCHSAFE, ELEV TERM, ACC RELAY
✓ IN STOCK!
Repair Yours
Contact Us
SIEMENS
3SK1111-1AB30
SAFETY RELAY, SIRIUS, BASIC UNIT, STANDARD SERIES, RELAY ENABLING CIRCUITS, 3 NO CONTACTS, PLUS RELAY SIGNALING CIRCUIT, 1 NC CONTACT, 24 VAC/DC, SCREW TERMINAL, DIN RAIL MOUNT
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
3SK1111-1AW20
SAFETY RELAY, 5 AMP, 110-240 V AC/DC, 50/60 HZ, SCREW TERMINAL, 3 N/O, 1 N/C
✓ IN STOCK!
Repair Yours
$307.00
SIEMENS
3SK1121-1AB40
SAFETY RELAY, SIRIUS, BASIC UNIT, ADVANCED SERIES, RELAY ENABLING CIRCUITS, 3 NO CONTACTS, PLUS RELAY SIGNALING CIRCUIT, 1 NC, 24 V DC SCREW TERMINAL
✓ IN STOCK!
Repair Yours
$258.00
SIEMENS
3SK11211CB41
SAFETY RELAY, BASIC UNIT, ADVANCED SERIES, WITH TIME DELAY, 0.05-3 S RELAY ENABLING CIRCUITS, 2 NO INSTANTANEOUS, 2 NO DELAYED, 24 V DC, SCREW TERMINAL, REPLACES 3TK2828-1BB41
✓ IN STOCK!
Repair Yours
$508.00
SIEMENS
3SK12111BB40
SAFETY RELAY, 3SK SERIES, SIRIUS, OUTPUT EXPANSION 4RO WITH RELAY ENABLING CIRCUITS, 4NO/1NC, 24 VDC, DIN RAIL MOUNT, SCREW CONTACT TERMINATION, IP20
✓ IN STOCK!
Repair Yours
$210.20
SIEMENS
3SK12112BB40
SAFETY RELAY, OUTPUT EXPANSION 4RO, WITH RELAY ENABLING CIRCUITS, 4 NO CONTACTS, PLUS RELAY SIGNALING CIRCUIT, 1 NC CONTACT US = 24 V DC, SPRING-TYPE TERMINAL ,PUSH-IN
✓ IN STOCK!
Repair Yours
$200.00
SIEMENS
FURNAS ELECTRIC CO
48DC31AA4
DISCONTINUED BY MANUFACTURER, THERMAL OVERLOAD RELAY, OPEN TYPE, 30 AMP, 3 POLE, 1 NC
✓ IN STOCK!
Buy Surplus As Low As
$315.21
Repair Yours
$300.00
SIEMENS
FURNAS ELECTRIC CO
3TK2807-0BB4
DISCONTINUED BY MANUFACTURER, SAFETY RELAY COMBINATION, 3TK28 SERIES, 24VDC, 5 NO+1 NC, 3 NO
✓ IN STOCK!
Buy Surplus As Low As
$1,157.72
Repair Yours
$897.00
SIEMENS
FURNAS ELECTRIC CO
3TK2824-1BB40
DISCONTINUED BY MANUFACTURER 10/01/2020, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 24 VDC, 22.5 MM SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 0 NO, SC: 0 NC
✓ IN STOCK!
Buy Surplus As Low As
$142.47
Repair Yours
$300.00
SIEMENS
FURNAS ELECTRIC CO
3TK2825-1AJ20
DISCONTINUED BY MANUFACTURER 10/01/2020, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 115 V AC, 45 MM OVERALL WIDTH SCREW TERMINAL, EC INSTANTANEOUS: 3 NO, EC DELAYED: 0 NO, SC: 2 ...
✓ IN STOCK!
Buy Surplus As Low As
$1,031.03
Repair Yours
$858.90
SIEMENS
FURNAS ELECTRIC CO
3TK2827-1BB40
DISCONTINUED BY MANUFACTURER 10/01/2020, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 24 V DC, 45 MM OVERALL WIDTH SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 2NO, 0.5-30 ...
✓ IN STOCK!
Buy Surplus As Low As
$821.94
Repair Yours
$670.76
SIEMENS
3TK2907-0BB4
DISCONTINUED BY MANUFACTURER, EXPANSION MODULE, FOR CONTACTOR COMBINATION, 7 ENABLING CIRCUITS, DC OPERATION, DC SOLENOID SYSTEM, 24 VDC
✓ IN STOCK!
Buy Surplus As Low As
$368.17
Repair Yours
$305.58
SIEMENS
FURNAS ELECTRIC CO
3TK2825-1BB40
DISCONTINUED BY MANUFACTURER 10/01/2020, SAFETY RELAY, SIRIUS, DUAL CHANNEL, 3 SAFETY CONTACTS, 2 AUXILIARY CONTACTS, 4 KV, 6 AMP, 230 VAC, 24 VDC, REPLACED BY 3SK1111-1AB30
✓ IN STOCK!
Buy Surplus As Low As
$338.87
Repair Yours
$277.00
SIEMENS
FURNAS ELECTRIC CO
3RG7847-4BF
DISCONTINUED BY MANUFACTURER, RELAY UNIT, LC, CAT.4, W/MUTING, DUAL CHANNEL
✓ IN STOCK!
Buy Surplus As Low As
$1,035.97
Repair Yours
$780.00
SIEMENS
FURNAS ELECTRIC CO
3RN1012-1CK00
DISCONTINUED BY MANUFACTURER 10/01/2021, THERMISTER MOTOR PROTECTOR, STANDARD EVALUATION UNIT, 110-230 VAC, 1 NO + 1 NC, SCREW TERMINAL, 1NO + 1NC, REPLACED BY 3RN2012-1BW30
✓ IN STOCK!
Buy Surplus As Low As
$257.50
Repair Yours
$300.00
SIEMENS
FURNAS ELECTRIC CO
3RN1010-1CG00
DISCONTINUED BY MANUFACTURER 10/01/2021, THERMISTOR MOTOR PROTECTION, STANDARD EVALUATION UNIT, SCREW CONNECTION, AUTO, 1NO+1NC, 110VAC
✓ IN STOCK!
Buy Surplus As Low As
$155.53
Repair Yours
$300.00
SIEMENS
3UG35211AG20
MONITORING RELAY, 120AC, 50/60HZ, INPUT CURRENT ONE 2-20MA, INPUT CURRENT TWO 10-100MA, INPUT CURRENT THREE 50-500MA
✓ IN STOCK!
Buy Surplus As Low As
$121.00
Repair Yours
$300.00
SIEMENS
3RK1105-1AE04-0CA0
SAFETY MONITOR, AS INTERFACE, 40 MS RESPONSE TIME, SCREW TERMINALS,2 RELEASE CIRCUIT, 2 ENABLING CIRCUIT, -20 TO 60 DEGREE C, IP20
✓ IN STOCK!
Repair Yours
$854.00
SIEMENS
3RS1000-2CD10
TEMPERATURE MONITORING RELAY, PT100, OVERSHOOT 1 THRESHOLD VALUE, 0 TO +100 DEGREES C, 24 VAC/DC, 1 NO + 1 NC, QUIESCENT CURRENT PRINCIPLE, SPRING-LOADED TERMINAL, 22.5 MM WIDTH, PREFERRED S ...
✓ IN STOCK!
Repair Yours
$401.00
SIEMENS
3RK1205-0BQ30-0AA3
ASISAFE COMPACT RELAY MODULE, K20F, DIGITAL, 26.5-31.6 V, 45 MA, 2 SAFE INPUTS, 2X M12 CONNECTORS, LED INDICATOR, -40 TO +85 DEGREE C, IP67
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
3TK2830-1AL20
DISCONTINUED BY MANUFACTURER 01/042018, SAFETY RELAY, SIRIUS-SERIES, W/ RELAY ENABLING CIRCUITS, 5 X INPUTS, 230 VAC, 4 NO, 22.5 MM SCREW TERMINAL, DIN RAIL MOUNT, REPLACED BY 3SK1211-1BW20
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
FURNAS ELECTRIC CO
3TK2830-2CB30
DISCONTINUED BY MANUFACTURER 10/01/2020, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 24 VAC/DC, 22.5 MM SPRING-TYPE TERMINAL, EC INSTANTANEOUS: 4 NO
✓ IN STOCK!
Buy Surplus As Low As
$494.84
Repair Yours
$290.00
SIEMENS
FURNAS ELECTRIC CO
3TK2841-1BB40
DISCONTINUED BY MANUFACTURER 10/01/2020, SIRIUS SAFETY RELAY, WITH ELECTRONIC ENABLING CIRCUITS (EC), 24 VDC, 22.5 MM SCREW TERMINAL, EC INSTANTANEOUS: 2 HL, EC DELAYED: 0, SC: 0
✓ IN STOCK!
Buy Surplus As Low As
$260.59
Repair Yours
$300.00
SIEMENS
FURNAS ELECTRIC CO
3TK2827-1BB41
DISCONTINUED BY MANUFACTURER 10/01/2020, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 24 V DC, 45 MM OVERALL WIDTH SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 2NO, 0.05... ...
✓ IN STOCK!
Buy Surplus As Low As
$499.55
Repair Yours
$407.98
SIEMENS
FURNAS ELECTRIC CO
3TK2828-1AL21
DISCONTINUED BY MANUFACTURER, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 230 VAC, 45 MM OVERALL WIDTH SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 2NO
✓ IN STOCK!
Repair Yours
$338.00
SIEMENS
FURNAS ELECTRIC CO
3TK2828-1BB40
DISCONTINUED BY MANUFACTURER 10/01/2020, SAFETY RELAY, SIRIUS, WITH RELAY ENABLING CIRCUITS (EC), 24 VDC, SCREW TERMINAL, 2 NO DELAYED: 0.5 TO 30 S, 1 NC AUTOSTART, PREFERRED SUCCESSOR: 3SK1 ...
✓ IN STOCK!
Buy Surplus As Low As
$772.50
Repair Yours
$612.00
SIEMENS
FURNAS ELECTRIC CO
3TK2828-1BB41
DISCONTINUED BY MANUFACTURER, DISCONTINUED BY MANUFACTURER, SAFETY RELAY, SERIES 3TK28, W/ RELAY ENABLING CIRCUITS, 1X CHANNEL SENSOR INPUT, 1X NC / 2X NO CONTACTS, 24 VDC, SCREW TERMINAL, I ...
✓ IN STOCK!
Buy Surplus As Low As
$676.71
Repair Yours
$490.00
SIEMENS
FURNAS ELECTRIC CO
3TK2801-0AC2
DISCONTINUED BY MANUFACTURER, CONTACTOR SAFETY COMBINATION, FOR SAFETY CIRCUITS ENABLING CIRCUIT AND SIGNALLING CIRCUIT, 1NO+1NO, AC OPERATION, 24VAC, 50/60HZ
✓ IN STOCK!
Buy Surplus As Low As
$379.87
Repair Yours
$330.00
SIEMENS
FURNAS ELECTRIC CO
3TK2821-2CB30
DISCONTINUED BY MANUFACTURER 1/10/20, SAFETY RELAY, 24 VAC/DC, 22.5 MM SPRING-TYPE TERMINAL, 3 NO DELAYED, 1 NC AUTO/MANUAL START, REPLACED BY 3SK1111-2AB30
✓ IN STOCK!
Buy Surplus As Low As
$187.46
Repair Yours
$200.00
SIEMENS
FURNAS ELECTRIC CO
3TK2822-1CB30
DISCONTINUED BY MANUFACTURER 10/01/2020, SAFETY RELAY, 24 V AC/DC, 22.5 MM SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 0 NO, SC: 0 NC, REPLACED BY 3SK1111-1AB30
✓ IN STOCK!
Buy Surplus As Low As
$323.38
Repair Yours
$274.00
SIEMENS
FURNAS ELECTRIC CO
3TK2822-2CB30
DISCONTINUED BY MANUFACTURER 10/01/2020, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 24 V AC/DC, 22.5 MM, SPRING-TYPE TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 0 NO, SC: 0 NC
✓ IN STOCK!
Buy Surplus As Low As
$437.75
Repair Yours
$353.00
SIEMENS
FURNAS ELECTRIC CO
3TK2827-2BB41
DISCONTINUED BY MANUFACTURER 10/01/2020, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 24 VDC, 45 MM OVERALL WIDTH SPRING-TYPE TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 2NO
✓ IN STOCK!
Buy Surplus As Low As
$534.52
Repair Yours
$400.00
SIEMENS
3TK2825-1AB20
DISCONTINUED BY MANUFACTURER 01/10/2020, SIRIUS SAFETY RELAY, RELAY ENABLING CIRCUITS (EC), 24 VAC, EC INSTANTANEOUS: 3 NO, EC DELAYED: 0 NO, SC: 2 NC, 45 MM OVERALL WIDTH SCREW TERMINAL, DI ...
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
3TK2825-2AL20
DISCONTINUED BY MANUFACTURER: 10/01/2020, SAFETY RELAY, SIRIUS, 230 VAC, 50/60 HZ, SPRING LOADED TERMINALS, 3 NO + 2 NC CONTACTS, WITH RELAY ENABLING CIRCUITS, -20 TO 60 DEGREE C, IP20
✓ IN STOCK!
Repair Yours
$362.00
SIEMENS
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
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
3TK2841-2BB40
DISCONTINUED BY MANUFACTURER 01.01.2020, SAFETY RELAY, SIRIUS, WITH ELECTRONIC ENABLING CIRCUITS (EC), 24 V DC, 22.5 MM SPRING-TYPE TERMINAL, EC INSTANTANEOUS: 2 HL, EC DELAYED: 0, SC: 0
✓ IN STOCK!
Buy Surplus As Low As
$484.80
Repair Yours
$300.00
SIEMENS
FURNAS ELECTRIC CO
3RN1000-2AB00
DISCONTINUED BY MANUFACTURER 10/01/2021, THERMISTOR MOTOR PROTECTION, COMPACT EVALUATION UNIT AUTO, 24 VAC/DC, 1 W, SPRING-TYPE TERMINAL, PREFERRED SUCCESSOR: 3RN2000-2AA30
✓ IN STOCK!
Repair Yours
$300.00
SIEMENS
FURNAS ELECTRIC CO
3RN1011-1CK00
DISCONTINUED BY MANUFACTURER 10/01/2021, THERMISTOR MOTOR PROTECTION, MANUAL, 1 NO + 1 NC, 230 / 110 VAC, SCREW TERMINAL, PREFERRED SUCCESSOR: 3RN2011-1BW30
✓ IN STOCK!
Buy Surplus As Low As
$195.07
Repair Yours
$200.00
SIEMENS
FURNAS ELECTRIC CO
3TK2810-0BA01
SIRIUS SAFETY RELAY, SAFETY-ORIENTED STANDSTILL MONITORING, 24 V DC, 45 MM SCREW TERMINAL, EC INSTANTANEOUS: 3 NO + 1 NC, EC DELAYED: 0, SC: 3
✓ IN STOCK!
Repair Yours
$906.00
SIEMENS
3TK2826-1BB44
DISCONTINUED BY MANUFACTURER, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 24 V DC, 45 MM SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 2, SC: 4, SWITCH WITH 8 FUNCTIONS
✓ IN STOCK!
Repair Yours
$396.00
SIEMENS
3TK2907-0AC2
DISCONTINUED BY MANUFACTURER, EXPANSION MODULE, FOR CONTACTOR COMBINATION, 7 ENABLING CIRCUITS, AC OPERATION, 24 VAC, 50/60 HZ
✓ IN STOCK!
Buy Surplus As Low As
$1,520.00
Repair Yours
$550.00