Product Search

    SEARCH NOW FOR ALL YOUR STI SOLUTIONS

    Radwell is here to supply you with all your plant floor needs.

    Safety Systems / Safety Relay

    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 1-50 of 79.
    OMRON SR125SMS4501

    OMRON

    SR125SMS4501

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY, 24 VDC OR 110 VAC, 44510-1271, MOTION DETECTION INPUT, 1 N/O AND 1 N/C OUTPUTS, 2 SOLID STATE AUXILIARY SIGNALING OUTPUTS, ELECTRONIC INTERNAL FUS ...
    Buy Surplus As Low As $667.00
    $667.00
    Repair Yours $548.00
    OMRON 44510-0330

    OMRON

    STI

    44510-0330

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY MONITORING, 2 CHANNEL, 24 VAC/DC, 2 NC / 3 NO
    ✓ IN STOCK!
    Buy Surplus As Low As $301.00
    $301.00
    Repair Yours $216.00
    OMRON 44510-0300

    OMRON

    STI

    44510-0300

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY, 24 V AC/DC, OUTPUT A300 AC15 250 V 4 AMPS, OUTPUT N300 DC13 24 V 2 AMPS, SR05A
    ✓ IN STOCK!
    Buy Surplus As Low As $497.00 $246.00
    $497.00 $246.00
    OMRON G9SA-301 AC100-240

    OMRON

    STI

    G9SA-301 AC100-240

    SAFETY MONITORING RELAY, EMERGENCY STOP, 3PST-NO SAFETY OUTPUT, SPST-NC AUX OUTPUT, 1-/2-CHANNEL INPUT, NO OFF-DELAY TIME, 5 AMP @ 250 VAC / 30 VDC RATED, 100-240 VAC SUPPLY, 50/60 HZ
    ✓ IN STOCK!
    $406.00 Buy Surplus As Low As $244.00
    $244.00
    Repair Yours $203.00
    OMRON SR122-E01

    OMRON

    STI

    SR122-E01

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY, 24VAC, 35MM DIN RAIL MOUNT, IP20 TERMINALS, IP40 HOUSING, SR122E01, 44510-1221, 24VAC/DC, 2 INPUT, 8 OUTPUTS, 1 NC AUX, 1
    ✓ IN STOCK!
    Buy Surplus As Low As $240.00 $150.00
    $240.00 $150.00
    Repair Yours $200.00
    OMRON 44510-0420

    OMRON

    STI

    44510-0420

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY MODULE, SMS02, 110/240 VAC, 24 VDC, REPLACED BY G9SX-LM224-F10-RT
    ✓ IN STOCK!
    Buy Surplus As Low As $529.20
    $529.20
    Repair Yours $490.00
    OMRON 44505-2010

    OMRON

    STI

    44505-2010

    SAFETY LIMIT SWITCH
    ✓ IN STOCK!
    $161.00 Buy Surplus As Low As $123.00
    $123.00
    Repair Yours $200.00
    OMRON 44510-0460

    OMRON

    STI

    44510-0460

    DISCONTINUED BY MANUFACTURER, RELAY SAFETY, DUAL CHANNEL MONITORING, 110 VAC, SR11, REPLACED BY G9SA-301
    ✓ IN STOCK!
    Buy Surplus As Low As $496.80
    $496.80
    Repair Yours $460.00
    OMRON 44510-0710

    OMRON

    STI

    44510-0710

    SAFETY RELAY UNIT, W/OFF-DELAY, 24 VAC/VDC, 2 IN/ 2 OUT, SR15, REPLACED BY G9SA-321-T075
    ✓ IN STOCK!
    Buy Surplus As Low As $660.00
    $660.00
    Repair Yours $560.00
    OMRON 44510-0540

    OMRON

    STI

    44510-0540

    SR09A24
    ✓ IN STOCK!
    $1,017.00 Buy Surplus As Low As $576.04
    $576.04
    Repair Yours $431.06
    OMRON FGRMS51-24

    OMRON

    STI

    FGRMS51-24

    DISCONTINUED BY MANUFACTURER, ELECTROMECHANICAL RELAY, 24 VDC, 1.153 KOHM, 6 AMP, 5PST-NO/SPST-NC, DIN RAIL MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $122.00
    $122.00
    OMRON 44510-2310

    OMRON

    STI

    44510-2310

    SAFETY RELAY, SR231A00, 24VDC 2 INPUTS (TWO), 2 OUTPUTS, 2 SOLID STATE AUX
    ✓ IN STOCK!
    $657.00 Buy Surplus As Low As $395.00
    $395.00
    Repair Yours $328.00
    OMRON 44510-1031

    OMRON

    STI

    44510-1031

    SAFETY MONITORING RELAY, MODEL SR103AM01, DUAL-CHANNEL, 2 N/C INPUTS, 3 N/O OUTPUTS, 1 N/C AUX OUTPUT, 24 VAC/DC SUPPLY, DIN RAIL MOUNT
    ✓ IN STOCK!
    $321.00 Buy Surplus As Low As $193.00
    $193.00
    Repair Yours $200.00
    OMRON 44510-0470

    OMRON

    STI

    44510-0470

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY, 230 VAC, SR11, REPLACED BY G9SA-301
    ✓ IN STOCK!
    Buy Surplus As Low As $372.00
    $372.00
    Repair Yours $310.00
    OMRON SR06AM-24V

    OMRON

    STI

    SR06AM-24V

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY, 24 VAC, 2 INPUTS, 3 OUTPUTS, 1 NC AUX, DUAL CHANNEL
    ✓ IN STOCK!
    Buy Surplus As Low As $667.00
    $667.00
    Repair Yours $560.00
    OMRON FGR22-24

    OMRON

    STI

    FGR22-24

    RELAY FORCE GUIDED 4POLE 2NO 2NC 24VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $92.00
    $92.00
    Repair Yours $200.00
    OMRON SR201A02

    OMRON

    STI

    SR201A02

    DISCONTINUED BY MANUFACTURER, SAFETY MONITORING RELAY, SINGLE CHANNEL, 1 N/C INPUT, 3 N/O RELAY OUTPUTS, 1 N/C AUX SOLID STATE OUTPUT, SELECTABLE AUTOMATIC/MANUAL RESET, DIN RAIL MOUNT, 110 ...
    ✓ IN STOCK!
    Buy Surplus As Low As $328.32
    $328.32
    Repair Yours $215.14
    OMRON SCC-1224ND

    OMRON

    STI

    SCC-1224ND

    DISCONTINUED BY MANUFACTURER, SAFETY EDGE CONTROLLER, SINGLE CHANNEL, 120 VAC OR 24 VAC/DC SUPPLY, 2-WIRE INPUT, 2 SAFETY OUTPUTS, 1 AUX OUTPUT, 13 MS MAX RESPONSE TIME, IP20, DIN RAIL MOUNT ...
    ✓ IN STOCK!
    Buy Surplus As Low As $485.00
    $485.00
    Repair Yours $290.00
    OMRON SR16AM

    OMRON

    STI

    SR16AM

    DISCONTINUED BY MANUFACTURER, SAFETY MONITORING RELAY, 24 VAC/DC, 2 N/C & 3 N/O
    ✓ IN STOCK!
    Buy Surplus As Low As $249.00
    $249.00
    Repair Yours $210.00
    OMRON 44510-1022

    OMRON

    STI

    44510-1022

    RELAY, 115 VOLTS (AC), DPST - NO (2 FORM A), 4 AMP CONTACT RATING, SWITCHING VOLTAGE; 230 VOLTS (AC) / 24 VOLTS (DC) - MAX, K1 / K2 INDICATOR LIGHTS, SCREW TERMINAL, 12 MS RELEASE TIME, 2 IN ...
    ✓ IN STOCK!
    Buy Surplus As Low As $232.20
    $232.20
    Repair Yours $220.00
    OMRON 44505-2610

    OMRON

    STI

    44505-2610

    SAFETY LIMIT SWITCH
    ✓ IN STOCK!
    $167.00 Buy Surplus As Low As $94.64
    $94.64
    Repair Yours $200.00
    OMRON SR105E01

    OMRON

    STI

    SR105E01

    SAFETY MONITORING RELAY, EXPANSION UNIT, 24VAC/DC, 3N/O, 1 N/C, 44510-1051, REPLACES 44510-0530
    ✓ IN STOCK!
    $506.00 Buy Surplus As Low As $304.00
    $304.00
    Repair Yours $253.00
    OMRON 44532-3013

    OMRON

    STI

    44532-3013

    FORCE GUIDED RELAY 2 N/O 2 N/C CONTACTS 24VDC
    ✓ IN STOCK!
    $72.00 Buy Surplus As Low As $54.72
    $54.72
    OMRON 44510-0480

    OMRON

    STI

    44510-0480

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY, SR12, 24 VAC/DC, REPLACED BY G9SA-301
    ✓ IN STOCK!
    Buy Surplus As Low As $533.52
    $533.52
    Repair Yours $390.00
    OMRON G9SA-301 AC/DC24

    OMRON

    STI

    G9SA-301 AC/DC24

    SAFETY MONITORING RELAY, EMERGENCY STOP, 3PST-NO SAFETY OUTPUT, SPST-NC AUX OUTPUT, 1-/2-CHANNEL INPUT, NO OFF-DELAY TIME, 5 AMP @ 250 VAC / 30 VDC RATED, 24 VAC/DC SUPPLY
    ✓ IN STOCK!
    $306.00 Buy Surplus As Low As $129.00
    $129.00
    Repair Yours $200.00
    OMRON 44510-0490

    OMRON

    STI

    44510-0490

    DISCONTINUED BY MANUFACTURER, RELAY SAFETY, SR12, DUAL CHANNEL MONITORING, 110 VAC, REPLACED BY G9SA-301
    ✓ IN STOCK!
    Buy Surplus As Low As $476.00
    $476.00
    Repair Yours $360.00
    OMRON 44510-0400

    OMRON

    STI

    44510-0400

    DISCONTINUED BY MANUFACTURER, RELAY, SMT01, FAIL SAFE TIMER, 110-240 VAC, 24 VDC/AC, 2NO/DELAY, REPLACED BY SR223SMT01
    ✓ IN STOCK!
    Buy Surplus As Low As $496.80
    $496.80
    Repair Yours $460.00
    OMRON SR07P24

    OMRON

    STI

    SR07P24

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY, LOGIC UNIT, 2 HAND CONTROL SWITCH INPUTS, 24 VAC/DC SUPPLY, 3 N/O RELAY OUTPUTS, 1 N/C AUXILIARY OUTPUT, SCREW TERMINALS, DIN RAIL MOUNT, (44510-0 ...
    ✓ IN STOCK!
    Buy Surplus As Low As $596.00
    $596.00
    Repair Yours $475.00
    OMRON RM-X-JT1

    OMRON

    STI

    RM-X-JT1

    DISCONTINUED BY MANUFACTURER, RELAY EXPANSION MODULE, RM-X TOP ASSEMBLY, <10 MS RESPONSE TIME, IP 20 ENCLOSURE
    ✓ IN STOCK!
    Buy Surplus As Low As $363.00
    $363.00
    Repair Yours $302.00
    OMRON 44510-0520

    OMRON

    STI

    44510-0520

    DISCONTINUED BY MANUFACTURER, SAFETY MONITORING RELAY, 110/220 VAC, SINGLE CHANNEL N.C INPUT, 3 N.O OUTPUTS, 2 N.C AUX, LED INDICATORS, SR08A110/220, SR105E02
    ✓ IN STOCK!
    Buy Surplus As Low As $558.00
    $558.00
    Repair Yours $460.00
    OMRON SR120MP02

    OMRON

    STI

    SR120MP02

    44510-1202
    ✓ IN STOCK!
    $469.00 Buy Surplus As Low As $266.04
    $266.04
    Repair Yours $235.00
    OMRON SR125SMS02

    OMRON

    STI

    SR125SMS02

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY ,115VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $302.40
    $302.40
    Repair Yours $250.99
    OMRON 44510-2021

    OMRON

    STI

    44510-2021

    DISCONTINUED BY MANUFACTURER, SAFETY MONITORING RELAY, SR202AM01, DUAL-CHANNEL, 24 VAC/DC, 2 N/C INPUTS, 3 N/O OUTPUTS
    ✓ IN STOCK!
    Buy Surplus As Low As $303.00
    $303.00
    Repair Yours $249.00
    OMRON SR104P02

    OMRON

    STI

    SR104P02

    SAFETY RELAY, SR SERIES, 2-4 AMP, 115-230V AC, 24V DC, ELECTROMECHANICAL OUTPUT TYPE, DIN RAIL MOUNT
    ✓ IN STOCK!
    $1,020.00 Buy Surplus As Low As $612.00
    $612.00
    Repair Yours $494.00
    OMRON 44505-2110

    OMRON

    STI

    44505-2110

    DISCONTINUED BY MANUFACTURER, SAFETY LIMIT SWITCH, TOP ROLLER PLUNGER, IP66, 10AMP, NO/NC
    ✓ IN STOCK!
    Buy Surplus As Low As $205.20
    $205.20
    OMRON 44510-1032

    OMRON

    STI

    44510-1032

    SAFETY RELAY, 3/15 AMP, 115 V AC, 50/60 HZ, 24 V DC, DIN RAIL MOUNTING TYPE, W/ LIGHT INDICATOR, 44510-1032, REPLACES 44510-0460
    $750.00 Buy Surplus As Low As $450.00
    $450.00
    Repair Yours $324.00
    OMRON 44518-0030

    OMRON

    STI

    44518-0030

    DISCONTINUED BY MANUFACTURER, SAFETY SWITCH AND CONTROL UNIT, SUPPLY VOLTAGE 24 VAC/DC, AUX CONTACT, 2 X SAFETY SWITCH, DIN RAIL MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $377.40 $216.00
    $377.40 $216.00
    Repair Yours $369.00
    OMRON 44518-0010

    OMRON

    STI

    44518-0010

    DISCONTINUED BY MANUFACTURER, SAFETY SWITCH, MF SERIES, 2 NO/1 NC, 110/240 VAC
    ✓ IN STOCK!
    Buy Surplus As Low As $437.00 $216.00
    $437.00 $216.00
    Repair Yours $360.00
    OMRON 44510-0820

    OMRON

    STI

    44510-0820

    MONITORING RELAY, DUAL-CHANNEL, DUAL-DEVICE, SAFETY, SR230DD00
    ✓ IN STOCK!
    $960.68 Buy Surplus As Low As $730.12
    $730.12
    Repair Yours $478.42
    OMRON 44505-0320

    OMRON

    STI

    44505-0320

    SWITCH SAFTEY LIMIT-SERIES SL / TYPE I-21M
    $59.00 Buy Surplus As Low As $35.00
    $35.00
    OMRON 43860-0010

    OMRON

    STI

    43860-0010

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY
    Buy Surplus As Low As $339.00
    $339.00
    Repair Yours $282.00
    OMRON SCC-1224

    OMRON

    STI

    SCC-1224

    DISCONTINUED BY MANUFACTURER, SAFETY EDGE CONTROLLER, SINGLE CHANNEL, 120 VAC OR 24 VAC/DC SUPPLY, 2-WIRE INPUT, 2 SAFETY OUTPUTS, 1 AUX OUTPUT, 13 MS MAX RESPONSE TIME, DELAYED OPENING, IP2 ...
    Buy Surplus As Low As $485.00
    $485.00
    Repair Yours $290.00
    OMRON SR09A-110/220

    OMRON

    STI

    SR09A-110/220

    44510-0510
    Buy Surplus As Low As $840.00
    $840.00
    Repair Yours $700.00
    OMRON SA-16AM

    OMRON

    STI

    SA-16AM

    SAFETY RELAY 24VAC/DC
    Buy Surplus As Low As $264.00
    $264.00
    Repair Yours $220.00
    OMRON SA-11M

    OMRON

    STI

    SA-11M

    SAFETY RELAY UNIT W/MANUAL RESET 110VAC
    Buy Surplus As Low As $432.00
    $432.00
    Repair Yours $360.00
    OMRON 44510-0610

    OMRON

    STI

    44510-0610

    DISCONTINUED BY MANUFACTURER, RELAY SAFETY, DUAL CHANNEL MONITORING, 24 VDC, SR14, REPLACED BY G9SA-301
    Buy Surplus As Low As $376.00
    $376.00
    Repair Yours $310.00
    OMRON SR10MD

    OMRON

    STI

    SR10MD

    RELAY SAFETY UNIT 110/230V
    Buy Surplus As Low As $348.00
    $348.00
    Repair Yours $290.00
    OMRON 44510-0530

    OMRON

    STI

    44510-0530

    DISCONTINUED BY MANUFACTURER, SAFETY RELAY, FOR LIGHT CURTAIN, 24 VOLT, 1 CHANNEL INPUT, 3 OUTPUT, SR08A24, REPLACED BY SR105E01
    Buy Surplus As Low As $360.00
    $360.00
    Repair Yours $300.00
    OMRON 44505-0350

    OMRON

    STI

    44505-0350

    SAFETY LIMIT SWITCH 230V 3AMP
    Buy Surplus As Low As $63.00
    $63.00
    OMRON 44510-0320

    OMRON

    STI

    44510-0320

    DISCONTINUED BY MANUFACTURER, UNIVERSAL SAFETY MONITORING RELAY, SR06AM, DUAL CHANNEL, 2 NC SWITCH SELECTABLE INPUTS, 3 NO OUTPUTS, 1 NC AUXILIARY, 110 VAC SUPPLY, (SR06AM110)
    Buy Surplus As Low As $859.00
    $859.00
    Repair Yours $590.00
    Next
    1 2