Product Search

    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
    Results 201-250 of 314.
    SIEMENS 3SK1111-2AB30-0AX0

    SIEMENS

    3SK1111-2AB30-0AX0

    SIRIUS SAFETY RELAY BASIC UNIT STANDARD SERIES RELAY ENABLING CIRCUITS 3 NO CONTACTS PLUS RELAY SIGNALING CIRCUIT 1 NC CONTACT US = 24 V AC/DC SPRING-LOADED TERMINAL (PUSH-IN) (WITH PAINTED ...
    $2,190.64 Buy Surplus As Low As $1,314.41
    $1,314.41
    Repair Yours $1,091.00
    SIEMENS 3TK2850-1AJ20

    SIEMENS

    FURNAS ELECTRIC CO

    3TK2850-1AJ20

    SIRIUS SAFETY RELAY, WITH CONTACTOR RELAY ENABLING CIRCUITS (EC), 115 VDC, 90 MM SCREW TERMINAL, EC INSTANTANEOUS: 3 NO, EC DELAYED: 0, SC: 0
    $397.00 Buy Surplus As Low As $239.00
    $239.00
    Repair Yours $300.00
    SIEMENS 3TK2841-1BB40

    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
    Buy Surplus As Low As $260.59
    $260.59
    Repair Yours $300.00
    SIEMENS 3RS1800-2HW00

    SIEMENS

    3RS1800-2HW00

    DISCONTINUED BY MANUFACTURER, COUPLING RELAY, 1-3 AMP, 24-240 VAC/DC, 3 C/O CONTACTS, SPRING TERMINAL TYPE, -25 TO 60 DEGREE C, IP20, SUCCESSOR: 3RQ2000-2CW00 , 3RS1800-2HW00
    Buy Surplus As Low As $106.00
    $106.00
    Repair Yours Contact Us
    SIEMENS 3TK2825-PROMO2

    SIEMENS

    3TK2825-PROMO2

    SAFETY LUNCH AND LEARN DC RELAY KIT
    $149.00 Buy Surplus As Low As $90.00
    $90.00
    SIEMENS 3TK2825-PROMO1

    SIEMENS

    3TK2825-PROMO1

    SAFETY LUNCH AND LEARN AC RELAY KIT
    $149.00 Buy Surplus As Low As $90.00
    $90.00
    SIEMENS 3TK2835-1AL20

    SIEMENS

    3TK2835-1AL20

    SAFETY COMBINATION, SIGUARD PRESS CONTROL UNIT, FOR USE IN PRESSES AND STAMPING MACHINES, TWO-HAND CONTROL UNIT, 3NO ENABLING CONTACTS, 1NC SIGNALING CONTACT, 230 VAC
    $582.00 Buy Surplus As Low As $349.00
    $349.00
    Repair Yours $300.00
    SIEMENS 3TK2835-1AJ20

    SIEMENS

    3TK2835-1AJ20

    SAFETY COMBINATION, SIGUARD PRESS CONTROL UNIT, FOR USE IN PRESSES AND STAMPING MACHINES, TWO-HAND CONTROL UNIT, 3NO ENABLING CONTACTS, 1NC SIGNALING CONTACT, 115 V AC
    $582.00 Buy Surplus As Low As $349.00
    $349.00
    Repair Yours $300.00
    SIEMENS 3TK2840-2BB40

    SIEMENS

    3TK2840-2BB40

    DISCONTINUED BY MANUFACTURER, SIRIUS SAFETY RELAY, WITH ELECTRONIC ENABLING CIRCUITS (EC), 24VDC, 22.5MM SPRING-TYPE TERMINAL, EC INSTANTANEOUS: 2 HL, EC DELAYED: 0, SC: 0, REPLACED BY 3SK11 ...
    $320.00 Buy Surplus As Low As $170.00
    $170.00
    Repair Yours $300.00
    SIEMENS 3TK2835-2AL20

    SIEMENS

    3TK2835-2AL20

    SAFETY COMBINATION, SIGUARD PRESS CONTROL UNIT, FOR USE IN PRESSES AND STAMP MACHINES, TWO-HAND CONTROL UNIT, 3NO ENABL., 1NC SIGN. CONTACTS, 230 VAC, CAGE CLAMP
    Buy Surplus As Low As $362.00
    $362.00
    Repair Yours $300.00
    SIEMENS 3TK2842-2BB41

    SIEMENS

    3TK2842-2BB41

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY, 3TK SERIES, W/ ELECTRONIC RELEASE CIRCUIT, 22.5 MM WIDTH, SPRING-LOADED TERMINAL, 24 VDC, IP20/IP40, (REPLACED BY 3SK1122-2CB41)
    Buy Surplus As Low As $204.00
    $204.00
    Repair Yours $300.00
    SIEMENS 3TK2842-1BB44

    SIEMENS

    3TK2842-1BB44

    DISCONTINUED BY MANUFACTURER, SIRIUS SAFETY RELAY, WITH ELECTRONIC ENABLING CIRCUITS (EC), 24 VDC, 22.5 MM SCREW TERMINAL
    Buy Surplus As Low As $215.00
    $215.00
    Repair Yours $300.00
    SIEMENS 3TK2857-2BB42

    SIEMENS

    3TK2857-2BB42

    SIRIUS SAFETY RELAY, WITH CONTACTOR RELAY ENABLING CIRCUITS (EC), 24 V DC, 90 MM SPRING-TYPE TERMINAL, EC INSTANTANEOUS: 0, EC DELAYED: 3NO, 0.5...30 S, SC: 0
    $527.00 Buy Surplus As Low As $317.00
    $317.00
    Repair Yours $300.00
    SIEMENS 3TK2857-2BB41

    SIEMENS

    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, ...
    $527.00 Buy Surplus As Low As $317.00
    $317.00
    Repair Yours $300.00
    SIEMENS 3TK2857-1BB44

    SIEMENS

    3TK2857-1BB44

    SIRIUS SAFETY RELAY, WITH CONTACTOR RELAY ENABLING CIRCUITS (EC), 24 V DC, 90 MM SCREW TERMINAL, EC INSTANTANEOUS: 0, EC DELAYED: 3NO, 5...300 S, SC: 0
    $503.00 Buy Surplus As Low As $302.00
    $302.00
    Repair Yours $300.00
    SIEMENS 3TK2857-1BB42

    SIEMENS

    3TK2857-1BB42

    DISCONTINUED BY MANUFACTURER 01/10/2020, SAFETY RELAY, SIRIUS, WITH CONTACTOR RELAY ENABLING CIRCUITS (EC), 24 VDC, 90 MM SCREW TERMINAL, EC INSTANTANEOUS: 0, EC DELAYED: 3 NO, 0.5-30 S
    Buy Surplus As Low As $360.00
    $360.00
    Repair Yours $300.00
    SIEMENS 3TK2853-1BB40

    SIEMENS

    3TK2853-1BB40

    DISCONTINUED BY MANUFACTURER 10/01/2020, SAFETY RELAY, SIRIUS, WITH CONTACTOR RELAY, ENABLING CIRCUITS, 24 VDC, 90 MM SCREW TERMINAL, 3 NO + 1 HL
    Buy Surplus As Low As $300.00
    $300.00
    Repair Yours $300.00
    SIEMENS 3TK2852-2BB40

    SIEMENS

    3TK2852-2BB40

    DISCONTINUED BY MANUFACTURER, SIRIUS SAFETY RELAY, WITH CONTACTOR RELAY ENABLING CIRCUITS (EC), 24 V DC, 90 MM SPRING-TYPE TERMINAL, EC INSTANTANEOUS: 6NO, EC DELAYED: 0, SC: 1NC
    $455.00 Buy Surplus As Low As $273.00
    $273.00
    SIEMENS 3TK2852-2AL20

    SIEMENS

    3TK2852-2AL20

    SIRIUS SAFETY RELAY, WITH CONTACTOR RELAY ENABLING CIRCUITS (EC), 230 V DC, 90 MM SPRING-TYPE TERMINAL, EC INSTANTANEOUS: 6NO, EC DELAYED: 0, SC: 1NC
    $487.00 Buy Surplus As Low As $293.00
    $293.00
    Repair Yours $300.00
    SIEMENS 3TK2852-1BB40

    SIEMENS

    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
    $439.35 Buy Surplus As Low As $263.61
    $263.61
    Repair Yours $300.00
    SIEMENS 3TK2852-1AL20

    SIEMENS

    3TK2852-1AL20

    DISCONTINUED BY MANUFACTURER, SIRIUS SAFETY RELAY, WITH CONTACTOR RELAY ENABLING CIRCUITS (EC), 230 V DC, 90 MM SCREW TERMINAL, EC INSTANTANEOUS: 6NO, EC DELAYED: 0, SC: 1NC
    $467.00 Buy Surplus As Low As $281.00
    $281.00
    Repair Yours $300.00
    SIEMENS 3TK2851-1AJ20

    SIEMENS

    3TK2851-1AJ20

    SIRIUS SAFETY RELAY, WITH CONTACTOR RELAY ENABLING CIRCUITS (EC), 115 V DC, 90 MM SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 0, SC: 1NC
    $399.00 Buy Surplus As Low As $240.00
    $240.00
    Repair Yours $300.00
    SIEMENS 3TK2850-2BB40

    SIEMENS

    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
    $384.00 Buy Surplus As Low As $231.00
    $231.00
    SIEMENS 3TK2850-2AL20

    SIEMENS

    3TK2850-2AL20

    SIRIUS SAFETY RELAY, WITH CONTACTOR RELAY ENABLING CIRCUITS (EC), 230 V DC, 90 MM SPRING-TYPE TERMINAL, EC INSTANTANEOUS: 3 NO, EC DELAYED: 0, SC: 0
    $420.00 Buy Surplus As Low As $252.00
    $252.00
    Repair Yours $300.00
    SIEMENS 3TK2827-1AJ21

    SIEMENS

    3TK2827-1AJ21

    DISCONTINUED BY MANUFACTURER 10.01.2020, SIRIUS SAFETY RELAY, WITH ENABLING CIRCUITS (EC), 115 VAC, 45 MM OVERALL WIDTH SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 2NO, 0.05...3 S, S ...
    $678.00 Buy Surplus As Low As $407.00
    $407.00
    Repair Yours $750.00
    SIEMENS 3TK2827-1AB21

    SIEMENS

    3TK2827-1AB21

    SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 24 VAC, 45 MM OVERALL WIDTH SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 2NO, 0.05...3 S, SC: 1NC
    $659.00 Buy Surplus As Low As $396.00
    $396.00
    Repair Yours $329.00
    SIEMENS 3TK2828-1AJ21

    SIEMENS

    3TK2828-1AJ21

    DISCONTINUED BY MANUFACTURER, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 115 VAC, 45 MM OVERALL WIDTH SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 2NO, 0.05...3 S, SC: 1N ...
    $563.00 Buy Surplus As Low As $338.00
    $338.00
    Repair Yours $300.00
    SIEMENS 3TK2828-1AB21

    SIEMENS

    3TK2828-1AB21

    SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 24 VAC, 45 MM OVERALL WIDTH SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 2NO, 0.05...3 S, SC: 1NC
    $659.00 Buy Surplus As Low As $396.00
    $396.00
    Repair Yours $329.00
    SIEMENS 3TK2828-1AB20

    SIEMENS

    FURNAS ELECTRIC CO

    3TK2828-1AB20

    DISCONTINUED BY MANUFACTURER, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 24 V AC, 45 MM OVERALL WIDTH SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 2NO, 0.5...30 S, SC: 1N ...
    $659.00 Buy Surplus As Low As $396.00
    $396.00
    Repair Yours $300.00
    SIEMENS SK1122-1AB40

    SIEMENS

    SK1122-1AB40

    SAFETY RELAY, BASIC UNIT, ADVANCED SERIES, 3 ELECTRONIC ENABLING CIRCUITS, 1 ELECTRONIC SIGNALING CIRCUIT US = 24 V DC, SCREW TERMINAL
    $572.00 Buy Surplus As Low As $344.00
    $344.00
    Repair Yours $286.00
    SIEMENS 3SK1121-1AB40-1AA0

    SIEMENS

    3SK1121-1AB40-1AA0

    (PRICE/PC) SIRIUS SAFETY RELAY ADV RELAYS 3NO+1NC, CONTROLS - SAFETY RELAYS 3SK1
    $778.00 Buy Surplus As Low As $467.00
    $467.00
    Repair Yours $388.00
    SIEMENS 3RN2013-2BW30

    SIEMENS

    3RN2013-2BW30

    THERMISTOR MOTOR PROTECTION, 2 CHANGEOVER CONTACTS, 24-240 VAC/DC, DIN RAIL MOUNT, PREFERRED SUCCESSOR TO: 3RN1013-2BW00
    $563.00 Buy Surplus As Low As $284.00
    $284.00
    Repair Yours $300.00
    SIEMENS 3UN6-044

    SIEMENS

    3UN6-044

    SIEMENS, 3UN6-044, 3UN6044, SAFETY RELAY, 5AMP, 250VAC/DC, 40-60HZ, DIN RAIL MOUNT
    Buy Surplus As Low As $67.50
    $67.50
    SIEMENS 3SK1211-1BW20

    SIEMENS

    3SK1211-1BW20

    SAFETY RELAY, OUTPUT EXPANSION, 110-240 VAC/DC, W/ RELAY ENABLING CIRCUITS, 4 N/O, 1 N/C, SCREW TERMINAL, DIN RAIL MOUNT, -40 TO +80 DEGREE C, IP20, REPLACEMENT FOR 3TK2830-1AL20 , 3SK12111B ...
    $595.00 Buy Surplus As Low As $309.47
    $309.47
    Repair Yours $256.86
    SIEMENS 3SK1230-2AW20

    SIEMENS

    3SK1230-2AW20

    SAFETY RELAY POWER SUPPLY, FOR 3SK1 ADVANCED SERIES US = 110-240 V AC/DC SPRING-TYPE TERMINAL (PUSH-IN) , 3SK12302AW20
    $409.00 Buy Surplus As Low As $246.00
    $246.00
    Repair Yours $300.00
    SIEMENS 3SK1211-2BW20

    SIEMENS

    3SK1211-2BW20

    SAFETY RELAY, OUTPUT EXPANSION 4RO, 5 AMP, 110-240 VAC/DC, 4NO+1NC,FINGER-SAFE, SPRNG TYPE TERMINAL (PUSH IN), DIN RAIL MOUNT, -40 TO +80 DEGREE C, IP20, REPLACEMENT FOR 3TK2830-2AL20 , 3SK1 ...
    $604.00 Buy Surplus As Low As $363.00
    $363.00
    Repair Yours $302.00
    SIEMENS 3SK1122-2AB40

    SIEMENS

    3SK1122-2AB40

    SIRIUS SAFETY RELAY BASIC UNIT ADVANCED SERIES 3 ELECTRONIC ENABLING CIRCUITS 1 ELECTRONIC SIGNALING CIRCUIT US = 24 V DC SPRING-TYPE TERMINAL (PUSH-IN) , 3SK11222AB40
    $623.00 Buy Surplus As Low As $374.00
    $374.00
    Repair Yours $311.00
    SIEMENS 4RB9500-4CD50

    SIEMENS

    4RB9500-4CD50

    (PRICE/1 PCS) PFC SICHERHEITSRELAIS MMI6000 MULTI-MESS-INTERFACE WITH OPTOKOPPLER
    Buy Surplus As Low As $191.00
    $191.00
    Repair Yours $300.00
    SIEMENS 3TK2810-1B

    SIEMENS

    3TK2810-1B

    ADAPTER FOR ENCODER (25-POLE), SIRIUS ADAPTER FOR 3TK2810-1 FOR CONNECTION OF 25-POLE ENCODERS, TYPE SIEMENS / HEIDENHAIN
    $282.00 Buy Surplus As Low As $179.00
    $179.00
    Repair Yours $300.00
    SIEMENS 3TK2810-1A

    SIEMENS

    3TK2810-1A

    ADAPTER FOR ENCODER (15-POLE), SIRIUS ADAPTER FOR 3TK2810-1 FOR CONNECTING 15-POLE ENCODERS, TYPE SIEMENS / HEIDENHAIN
    $255.00 Buy Surplus As Low As $161.00
    $161.00
    Repair Yours $300.00
    SIEMENS 3TK2820-2AL20

    SIEMENS

    3TK2820-2AL20

    SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 230 V AC, 22.5 MM SPRING-TYPE TERMINAL BASIC DEVICE AUTO-START, MONITORED START, EC INSTANTANEOUS: 3 NO, EC DELAYED: 0 NO, SC: 1NC
    $281.00 Buy Surplus As Low As $169.00
    $169.00
    Repair Yours $300.00
    SIEMENS 3TK2820-2AJ20

    SIEMENS

    3TK2820-2AJ20

    SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 115V AC, 22.5 MM SPRING-TYPE TERMINAL BASIC DEVICE AUTO-START, MONITORED START, EC INSTANTANEOUS: 3 NO, EC DELAYED: 0 NO, SC: 1NC
    $281.00 Buy Surplus As Low As $169.00
    $169.00
    Repair Yours $300.00
    SIEMENS 3RG78482AD

    SIEMENS

    3RG78482AD

    DISCONTINUED BY MANUFACTURER, MOUNTING SET CONSISTING OF 2 MOUNTING S
    Buy Surplus As Low As $25.00
    $25.00
    SIEMENS 3TK2845-1EB40

    SIEMENS

    FURNAS ELECTRIC CO

    3TK2845-1EB40

    DISCONTINUED BY MANUFACTURER, SIRIUS SAFETY RELAY, WITH RELAY AND ELECTRONIC, 24 V DC, 45 MM SCREW TERMINAL, EC INSTANTANEOUS: 4 NO, EC DELAYED: 0, SC: 1
    Buy Surplus As Low As $476.00
    $476.00
    Repair Yours $396.00
    SIEMENS 3TK2826-2CW30

    SIEMENS

    3TK2826-2CW30

    DISCONTINUED BY MANUFACTURER, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 24...240 V UC, 45 MM OVERALL WIDTH SPRING-TYPE TERMINAL, EC INSTANTANEOUS: 4 NO, EC DELAYED: 0, SC: 2, S ...
    Buy Surplus As Low As $391.40
    $391.40
    SIEMENS 3UF7310-1AU00-0

    SIEMENS

    3UF7310-1AU00-0

    DIGITAL MODULE, 4 INPUTS AND 2 RELAY OUTPUTS, INPUT 110-240 V AC/DC, RELAY OUTPUTS BISTABLE, MAX. 2 DIGITAL MODULES, FOR SIMOCODE PRO V BASIC UNIT
    $684.00 Buy Surplus As Low As $422.57
    $422.57
    Repair Yours $342.00
    SIEMENS 3TK2834-2BB40

    SIEMENS

    3TK2834-2BB40

    DISCONTINUED BY MANUFACTURER: 10/01/2020, SAFETY RELAY, SIRIUS, 5-6 AMP, 24 VDC, WITH RELAY ENABLING CIRCUITS, 4 N/O CONTACTS, 2 NO + 2 NC, -25 TO 60 DEGREE C, IP20
    $763.00 Buy Surplus As Low As $458.00
    $458.00
    Repair Yours $381.00
    SIEMENS 3RG7847-4BD

    SIEMENS

    3RG7847-4BD

    DISCONTINUED BY MANUFACTURER, RELAY UNIT, 24 VDC, 6 AMP, DUAL CHANNEL
    Buy Surplus As Low As $437.40
    $437.40
    Repair Yours $403.38
    SIEMENS 3TK2823-2CB30

    SIEMENS

    FURNAS ELECTRIC CO

    3TK2823-2CB30

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY, DUAL CHANNEL, 24 VAC/DC SUPPLY VOLTAGE, 50/60 HZ, FINGER-SAFE, 2 NO OUTPUT CONTACTS, 5 AMPS MAX, SCREW & SNAP-ON MOUNTING 22.5MM, 300V INSULATION ...
    $350.00 Buy Surplus As Low As $210.00
    $210.00
    Repair Yours $300.00
    SIEMENS 3TK2827-1AB20

    SIEMENS

    3TK2827-1AB20

    DISCONTINUED BY MANUFACTURER, SIRIUS SAFETY RELAY, WITH RELAY ENABLING CIRCUITS (EC), 24 VAC, 45 MM OVERALL WIDTH SCREW TERMINAL, EC INSTANTANEOUS: 2 NO, EC DELAYED: 2NO, 0.5...30 S, SC: 1NC
    $996.75 Buy Surplus As Low As $365.48
    $365.48
    Repair Yours $303.35
    Previous Next
    1 2 3 4 5 6 7