Product Search

    SEARCH NOW FOR ALL YOUR SCHWEITZER ENGINEERING SOLUTIONS

    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 501-550 of 579.
    SCHWEITZER ENGINEERING SEL-121G

    SCHWEITZER ENGINEERING

    SEL-121G

    ***DO NOT USE***MODEL NUMBER ONLY***RELAY, PHASE DISTANCE, FAULT LOCATOR, 3PH, 120VAC
    Buy Surplus As Low As $4,710.00
    $4,710.00
    SCHWEITZER ENGINEERING SEL-121G-121G03-4256MHNC

    SCHWEITZER ENGINEERING

    SEL-121G-121G03-4256MHNC

    DISCONTINUED BY MANUFACTURER, RELAY / PHASE DISTANCE / DIRECTIONAL GROUND / FAULT LOCATOR, POWER SUPPLY / 12 W / 125 VAC/DC, LOGIC INPUT / 125 VDC, SECONDARY INPUT / ACB ROTATION / 5 AMP / 6 ...
    Buy Surplus As Low As $4,710.00
    $4,710.00
    Repair Yours $3,910.00
    SCHWEITZER ENGINEERING SEL-787

    SCHWEITZER ENGINEERING

    SEL-787

    TRANSFORMER, 6AC CURRENT INPUT, 2 DIGITAL INPUTS, 3 DIGITAL OUTPUTS, 110-250 VDC, 125 VDC/VAC,5 AMP
    $7,917.00 Buy Surplus As Low As $4,751.00
    $4,751.00
    SCHWEITZER ENGINEERING SEL-710-071002C1CBC72850201

    SCHWEITZER ENGINEERING

    SEL-710-071002C1CBC72850201

    MOTOR PROTECTION RELAY, 710#LLQV
    $7,959.00 Buy Surplus As Low As $4,776.00
    $4,776.00
    Repair Yours $3,965.00
    SCHWEITZER ENGINEERING 0311C12HH3E54X1

    SCHWEITZER ENGINEERING

    0311C12HH3E54X1

    TRANSMISSION PROTECTION SYSTEM, SEL-311C, 311#FBVR
    $7,990.00 Buy Surplus As Low As $4,794.00
    $4,794.00
    Repair Yours $3,980.00
    SCHWEITZER ENGINEERING SEL-351-035173C3J542X1

    SCHWEITZER ENGINEERING

    SEL-351-035173C3J542X1

    PROTECTIONS SYSTEM RELAY, SEL-351, ETHERNET, IEEE C37.118 SYNCHROPHASOR MEASUREMENT, DNP3 OUTSTATION, MODBUS TCP/RTU, TELNET, FTP, WEB SERVER, SNTP, OPERATOR CONTROLS / LCD, 8 OUTPUT / 6 INP ...
    $8,107.00 Buy Surplus As Low As $4,865.00
    $4,865.00
    SCHWEITZER ENGINEERING SEL-121F-121F00-4256MHGB

    SCHWEITZER ENGINEERING

    SEL-121F-121F00-4256MHGB

    DISCONTINUED BY MANUFACTURER, PHASE AND GROUND DISTANCE RELAY, PROTECTION SYSTEM, DIRECTIONAL, SYNCHRONISM CHECKING, RECLOSING, FAULT LOCATOR, 85-200VAC/DC
    Buy Surplus As Low As $5,010.00
    $5,010.00
    Repair Yours $4,200.00
    SCHWEITZER ENGINEERING 751401ACACA70850830

    SCHWEITZER ENGINEERING

    751401ACACA70850830

    (751#KDJK), FEEDER PROTECTION RELAY, SEL-751, 2X16 LCD WITH 8 PUSHBUTTONS, SLOT A POWER SUPPLY VOLTAGE -- 110-250 VDC (110-240 VAC); 50/60 HZ, SLOT A DIGITAL INPUT VOLTAGE -- 125 VDC/VAC, SL ...
    $8,468.00 Buy Surplus As Low As $5,081.00
    $5,081.00
    Repair Yours $4,218.00
    SCHWEITZER ENGINEERING 221F00-4256MHVB

    SCHWEITZER ENGINEERING

    221F00-4256MHVB

    PHASE & GROUND PROTECTION RELAY SEL-221F 125VAC/DC
    Buy Surplus As Low As $5,100.00
    $5,100.00
    Repair Yours $4,250.00
    SCHWEITZER ENGINEERING SEL-710-071001A6X1A71860211

    SCHWEITZER ENGINEERING

    SEL-710-071001A6X1A71860211

    MOTOR PROTECTION RELAY, 110 TO 250 V, SINGLE 10/100BASE-T, IRIG-B, 3 PHASE
    $8,563.00 Buy Surplus As Low As $5,138.00
    $5,138.00
    SCHWEITZER ENGINEERING SEL-121F-121F00-4256MHSB

    SCHWEITZER ENGINEERING

    SEL-121F-121F00-4256MHSB

    DISCONTINUED BY MANUFACTURER, PHASE AND GROUND DISTANCE RELAY, PROTECTION SYSTEM, DIRECTIONAL, SYNCHRONISM CHECKING, RECLOSING, FAULT LOCATOR, 85-200VAC/DC
    Buy Surplus As Low As $5,160.00
    $5,160.00
    Repair Yours $4,300.00
    SCHWEITZER ENGINEERING 0351S7X5B3E5421

    SCHWEITZER ENGINEERING

    0351S7X5B3E5421

    PROTECTION SYSTEM, SEL-351S, FEEDER PROTECTION, WIDE-AREA POWER SYSTEM EVEN MONITORING USING IEEE C37.118 SYNCHROPHASORS
    $8,612.00 Buy Surplus As Low As $5,168.00
    $5,168.00
    Repair Yours $4,290.00
    SCHWEITZER ENGINEERING SEL-710-5-071050E1ACADA74850301

    SCHWEITZER ENGINEERING

    SEL-710-5-071050E1ACADA74850301

    MOTOR PROTECTION RELAY, 110 TO 250 V, 5 A, SINGLE 10/100BASE-T, 2X16 LCD WITH 8 PUSHBUTTONS, EIA-485, IRIG-B, 4 DI / 4 DO, 4 DI / 3 DO, 4 ARC-FLASH DETECTION INPUTS, 3 MOTOR DIFF AC CURRENT ...
    $8,805.00 Buy Surplus As Low As $5,283.00
    $5,283.00
    SCHWEITZER ENGINEERING 351S#K70K

    SCHWEITZER ENGINEERING

    351S#K70K

    PROTECTION SYSTEM, COMPREHENSIVE FEEDER, OVERCURRENT PROTECTION
    $8,827.00 Buy Surplus As Low As $5,297.00
    $5,297.00
    Repair Yours $3,990.00
    SCHWEITZER ENGINEERING SEL-751-751001ACACA7785A831

    SCHWEITZER ENGINEERING

    SEL-751-751001ACACA7785A831

    FEEDER PROTECTION RELAY, 110 TO 250 V, DUAL 100BASE-FX MM LC ETHERNET, 5 IN COLOR TOUCHSCREEN WITH 8 PUSHBUTTONS, 4 DI / 4 DO, IEC 61850, DNP3,
    $8,888.00 Buy Surplus As Low As $5,333.00
    $5,333.00
    SCHWEITZER ENGINEERING 0351S7X363A54X1

    SCHWEITZER ENGINEERING

    0351S7X363A54X1

    DISCONTINUED BY MANUFACTURER, REPLACED BY 0351S7XHB3E54X1, SEL-351S PROTECTIONSYSTEM, 3U HORIZONTAL RACK MOUNT, 48/125 VDC OR 120 VAC, 10/100BASE-T, EIA-485, 5 A PHASE, 5 A NEUTRAL
    Buy Surplus As Low As $5,351.00
    $5,351.00
    Repair Yours $4,442.00
    SCHWEITZER ENGINEERING SEL-710-5-071050E1ACACA76850670

    SCHWEITZER ENGINEERING

    SEL-710-5-071050E1ACACA76850670

    MOTOR PROTECTION RELAY, 110 TO 250 V, DUAL 10/100BASE-T, 3 PHASE, 2X16 LCD WITH 8 PUSHBUTTONS DISPLAY
    $8,935.00 Buy Surplus As Low As $5,361.00
    $5,361.00
    SCHWEITZER ENGINEERING SEL-351-035173C3D546X1

    SCHWEITZER ENGINEERING

    SEL-351-035173C3D546X1

    PROTECTION SYSTEM, SEL-351, 8 INPUT, 12 HIGH I/C OUTPUT, 5 AMP PHASE / NEUTRAL, 120 VAC, 48/125 VDC, STANDARD USER INTERFACE, HORIZONTAL RACK MOUNT
    $9,003.00 Buy Surplus As Low As $5,402.00
    $5,402.00
    Repair Yours $4,484.00
    SCHWEITZER ENGINEERING SEL-787-0787EX1A3A9X75850620

    SCHWEITZER ENGINEERING

    SEL-787-0787EX1A3A9X75850620

    TRANSFORMER PROTECTION RELAY, 25 W, 6 PHASE AC CURRENT INPUT, 110-250 VAC / DC, 50/60 HZ, 10 RTD INPUT, EIA-232 PORT, DUAL 10/100BASE-T ETHERNET
    $9,100.00 Buy Surplus As Low As $5,460.00
    $5,460.00
    SCHWEITZER ENGINEERING SEL-710-5-071050E1ACA6X74850200

    SCHWEITZER ENGINEERING

    SEL-710-5-071050E1ACA6X74850200

    MOTOR PROTECTION RELAY, 110 TO 250 V, SINGLE 10/100BASE-T, 4 DI / 4 DO, 2X16 LCD WITH 8 PUSHBUTTONS DISPLAY
    $9,158.00 Buy Surplus As Low As $5,495.00
    $5,495.00
    SCHWEITZER ENGINEERING SEL-121D-121D00-4256MHSB

    SCHWEITZER ENGINEERING

    SEL-121D-121D00-4256MHSB

    DISCONTINUED BY MANUFACTURER, PHASE AND GROUND DISTANCE RELAY, PROTECTION SYSTEM, INPUT 125VDC, POWER SUPPLY / 12W / 125VAC/DC
    Buy Surplus As Low As $5,520.00
    $5,520.00
    Repair Yours $4,600.00
    SCHWEITZER ENGINEERING SEL-121D-121D00-4356MHGB

    SCHWEITZER ENGINEERING

    SEL-121D-121D00-4356MHGB

    DISCONTINUED BY MANUFACTURER, PHASE AND GROUND DISTANCE RELAY, PROTECTION SYSTEM, INPUT 125VDC, POWER SUPPLY / 12W / 125VAC/DC
    Buy Surplus As Low As $5,520.00
    $5,520.00
    Repair Yours $4,600.00
    SCHWEITZER ENGINEERING SEL-121D-121D00-425MHGB

    SCHWEITZER ENGINEERING

    SEL-121D-121D00-425MHGB

    DISCONTINUED BY MANUFACTURER, PHASE AND DISTANCE GROUND RELAY, DIRECTIONAL, FAULT LOCATOR, INPUT / 12W / 125VAC/DC, INPUT / 125VDC
    Buy Surplus As Low As $5,520.00
    $5,520.00
    Repair Yours $4,600.00
    SCHWEITZER ENGINEERING SEL-121C-121C00-4256MHNC

    SCHWEITZER ENGINEERING

    SEL-121C-121C00-4256MHNC

    DISCONTINUED BY MANUFACTURER, RELAY / PHASE DISTANCE / TIME-OVERCURRENT / DIRECTIONAL GROUND / FAULT LOCATOR, POWER SUPPLY / 12 W / 125 VAC/DC, LOGIC INPUT / 125 VDC, SECONDARY INPUT / ACB R ...
    Buy Surplus As Low As $5,520.00
    $5,520.00
    Repair Yours $4,582.00
    SCHWEITZER ENGINEERING 07872EE1ACA0X7985A660

    SCHWEITZER ENGINEERING

    07872EE1ACA0X7985A660

    TRANSFORMER PROTECTION RELAY, TWO-WINDING CURRENT DIFFERENTIAL, 1 NEUTRAL CURRENT AND 3 VOLTAGE INPUTS, 110/250VDC
    $9,387.00 Buy Surplus As Low As $5,633.00
    $5,633.00
    Repair Yours $4,676.00
    SCHWEITZER ENGINEERING 07873ES1ACA3A76850201

    SCHWEITZER ENGINEERING

    07873ES1ACA3A76850201

    TRANSFORMER PROTECTION RELAY
    $8,586.00 Buy Surplus As Low As $5,667.00
    $5,667.00
    SCHWEITZER ENGINEERING SEL-121F-X-4256MHNB

    SCHWEITZER ENGINEERING

    SEL-121F-X-4256MHNB

    DISCONTINUED BY MANUFACTURER, PHASE AND GROUND DISTANCE RELAY, 12W, 125VAC/DC
    ✓ IN STOCK!
    Buy Surplus As Low As $5,700.00
    $5,700.00
    Repair Yours $4,750.00
    SCHWEITZER ENGINEERING SEL-751-751501ABBCB70850321

    SCHWEITZER ENGINEERING

    SEL-751-751501ABBCB70850321

    FEEDER PROTECTION RELAY, 110 TO 250 V, SINGLE 10/100BASE-T ETHERNET, 2X16 LCD WITH 8 PUSHBUTTONS
    $9,567.00 Buy Surplus As Low As $5,741.00
    $5,741.00
    SCHWEITZER ENGINEERING SEL-2411#7NN8

    SCHWEITZER ENGINEERING

    SEL-2411#7NN8

    AUTOMATION CONTROLLER, PROGRAMMABLE, 40 VA / 15 W, 4 KV, 15 AMP, 110-250 V, 50/60 HZ
    $9,825.00 Buy Surplus As Low As $5,895.00
    $5,895.00
    Repair Yours $4,893.00
    SCHWEITZER ENGINEERING SEL-2488#0301

    SCHWEITZER ENGINEERING

    SEL-2488#0301

    NETWORK CLOCK, SATELLITE SYNCHRONIZED, (2488#0301)
    $9,868.00 Buy Surplus As Low As $5,921.00
    $5,921.00
    SCHWEITZER ENGINEERING SEL-710-5-071050E1A6X9X74860201

    SCHWEITZER ENGINEERING

    SEL-710-5-071050E1A6X9X74860201

    MOTOR PROTECTION RELAY, 110 TO 250 V, SINGLE 10/100BASE-T, EIA-232, IRIG-B, 4 AI / 4 AO, 2X16 LCD WITH 8 PUSHBUTTONS
    $9,890.00 Buy Surplus As Low As $5,934.00
    $5,934.00
    SCHWEITZER ENGINEERING 787#ECBH

    SCHWEITZER ENGINEERING

    787#ECBH

    07872EE1DBD3D79850630, SEL-787-2,-3,-4 TRANSFORMER PROTECTION RELAY
    $9,894.00 Buy Surplus As Low As $5,937.00
    $5,937.00
    Repair Yours $4,928.00
    SCHWEITZER ENGINEERING SEL-787-0787EX1A1A0X75850810

    SCHWEITZER ENGINEERING

    SEL-787-0787EX1A1A0X75850810

    TRANSFORMER PROTECTION RELAY, MODEL SEL-7 SERIES, PORT 1 / DUAL 100BASE-FX MM LC ETHERNET, PORT 3 / EIA-232, DIGITAL INPUT / 125 VDC/VAC, POWER SUPPLY / 110250 VDC (110240 VAC), SLOT E / 5 A ...
    $9,962.00 Buy Surplus As Low As $5,978.00
    $5,978.00
    Repair Yours $4,962.00
    SCHWEITZER ENGINEERING SEL-311C-0311C01H232122X

    SCHWEITZER ENGINEERING

    SEL-311C-0311C01H232122X

    DISCONTINUED BY MANUFACTURER, TRANSMISSION PROTECTION SYSTEM, 1 AMP PHASE AND 1 AMP POLARIZING CURRENT INPUT, 25 W, 48-125 V POWER SUPPLY, 48 V LOGIC INPUT, 120 VAC, 50/60 HZ, ADDITIONAL 12 ...
    ✓ IN STOCK!
    Buy Surplus As Low As $6,000.00
    $6,000.00
    Repair Yours $2,500.00
    SCHWEITZER ENGINEERING SEL-311C-0311C01H2425421

    SCHWEITZER ENGINEERING

    SEL-311C-0311C01H2425421

    DISCONTINUED BY MANUFACTURER, PROTECTION AUTOMATION SYSTEM, VOLTAGE TRANSFORMER, MONITORING/METERING, POWER SUPPLY 15W MAX / 85-264VAC / 85-350VDC / 50/60HZ, INPUT / 5AMP / 150VAC / 125VDC, ...
    Buy Surplus As Low As $6,000.00
    $6,000.00
    Repair Yours $2,500.00
    SCHWEITZER ENGINEERING 710#X52E

    SCHWEITZER ENGINEERING

    710#X52E

    MOTOR PROTECTION RELAY, SEL-710 SERIES, ETHERNET/IP, (071001ACA9X72850831)
    $10,610.40 Buy Surplus As Low As $6,004.45
    $6,004.45
    Repair Yours $4,790.00
    SCHWEITZER ENGINEERING SEL-3355-3355#DE0C

    SCHWEITZER ENGINEERING

    SEL-3355-3355#DE0C

    AUTOMATION CONTROLLER, 120 VAC, 5 SLOT, 8 FT PLUG, INTEL XEON E3-1505L QUAD CORE 2.0 GHZ, 3U HORIZONTAL RACK MOUNT
    $10,032.00 Buy Surplus As Low As $6,020.00
    $6,020.00
    SCHWEITZER ENGINEERING SEL-AMS-400000110

    SCHWEITZER ENGINEERING

    SEL-AMS-400000110

    RELAY TEST SYSTEM MODULE, ADAPTIVE MULTICHANNEL SOURCE, MODEL SEL-AMS, 96-144 VAC, 47-63 HZ
    $10,243.00 Buy Surplus As Low As $6,146.00
    $6,146.00
    Repair Yours $5,101.18
    SCHWEITZER ENGINEERING 0311C11HP4E5421

    SCHWEITZER ENGINEERING

    0311C11HP4E5421

    SEL-311C TRANSMISSION PROTECTION SYSTEM, STANDARD WITH ETHERNET AND SERIAL PROTOCOLS,IEEE C37.118 SYNCHROPHASOR MEASUREMENT, 8 OUTPUTS, 6 INPUTS, CONVENTIONAL TERMINAL BLOCKS
    $10,245.00 Buy Surplus As Low As $6,147.00
    $6,147.00
    Repair Yours $2,500.00
    SCHWEITZER ENGINEERING SEL-3530-3530#9J9K

    SCHWEITZER ENGINEERING

    SEL-3530-3530#9J9K

    DISCONTINUED BY MANUFACTURER, REAL-TIME AUTOMATION CONTROLLER, 30 W, 40 VA, 120-240 / 125-250 V, 50/60 HZ, SUGGESTED REPLACEMENT 3350#6J0N
    Buy Surplus As Low As $6,154.00
    $6,154.00
    SCHWEITZER ENGINEERING SEL-3530-3530#72DM

    SCHWEITZER ENGINEERING

    SEL-3530-3530#72DM

    DISCONTINUED BY MANUFACTURER, AUTOMATION CONTROLLER, 30 W, 40 VA, 125-250 V, 50/60 HZ, SUGGESTED REPLACEMENT 3350#6J0N
    Buy Surplus As Low As $6,154.00
    $6,154.00
    SCHWEITZER ENGINEERING 2240#0DY6

    SCHWEITZER ENGINEERING

    2240#0DY6

    AXION NODE, SEL-2240
    $10,332.00 Buy Surplus As Low As $6,200.00
    $6,200.00
    Repair Yours $5,146.00
    SCHWEITZER ENGINEERING SEL-710-5-071050E1ADADA6X85A460

    SCHWEITZER ENGINEERING

    SEL-710-5-071050E1ADADA6X85A460

    MOTOR PROTECTION RELAY, 110 TO 250 V, SINGLE 100BASE-FX MM LC, EIA-232, 4 DI / 3 DO, 5-INCH COLOR TOUCHSCREEN WITH 8 PUSHBUTTONS
    $10,481.00 Buy Surplus As Low As $6,289.00
    $6,289.00
    SCHWEITZER ENGINEERING 0311L1HAA3254X22X

    SCHWEITZER ENGINEERING

    0311L1HAA3254X22X

    DIFFERENTIAL SYSTEM, SEL-311L-1, -7 LINE CURRENT, 311L#DNGN
    $10,500.00 Buy Surplus As Low As $6,300.00
    $6,300.00
    Repair Yours $5,229.00
    SCHWEITZER ENGINEERING SEL-311C-0311C00H24254X1

    SCHWEITZER ENGINEERING

    SEL-311C-0311C00H24254X1

    DISCONTINUED BY MANUFACTURER, TRANSMISSION PROTECTION SYSTEM, LOGIC INPUT: 150 WYE / 125 VAC / 5 PHASE / 5N, POWER SUPPLY: 25 W / 125-250 / 120-230 V / 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $6,336.00
    $6,336.00
    Repair Yours $5,259.00
    SCHWEITZER ENGINEERING SEL-311C-0311C10HH4E54X1

    SCHWEITZER ENGINEERING

    SEL-311C-0311C10HH4E54X1

    TRANSMISSION PROTECTION SYSTEM, 3 POLE TRIP, RECLOSING CHASSIS / 2U, STD USB INTERFACE, (2) 10/100BASE-T, EIA-485, 5 A PHASE/ 5 A NEUTRAL, 125/250 VDC / 120/230 VAC, RACK MOUNT, SUGGESTED RE ...
    $10,560.00 Buy Surplus As Low As $6,336.00
    $6,336.00
    Repair Yours $5,259.00
    SCHWEITZER ENGINEERING 787#9H6K

    SCHWEITZER ENGINEERING

    787#9H6K

    TRANSFORMER PROTECTION RELAY, SEL-787-2
    $10,647.42 Buy Surplus As Low As $6,389.26
    $6,389.26
    SCHWEITZER ENGINEERING 0387A011H23X341

    SCHWEITZER ENGINEERING

    0387A011H23X341

    SEL-387A, CURRENT DIFFERENTIAL AND OVERCURRENT RELAY
    $10,665.00 Buy Surplus As Low As $6,399.00
    $6,399.00
    Repair Yours $5,312.00
    SCHWEITZER ENGINEERING 0700G11ACA2X7685A660

    SCHWEITZER ENGINEERING

    0700G11ACA2X7685A660

    TRANSFORMER PROTECTION RELAY, BASIC GENERATOR PROTECTION PLUS 87, 5" TOUCH SCREEN, 8 BUTTON, 700G#X9FE, SEL-700G-0-1-T-W
    $10,666.00 Buy Surplus As Low As $6,400.00
    $6,400.00
    Repair Yours $5,312.00
    SCHWEITZER ENGINEERING SEL-487B-0487B1X2X52XB0XE39PEEEX

    SCHWEITZER ENGINEERING

    SEL-487B-0487B1X2X52XB0XE39PEEEX

    BUS DIFFERENTIAL / BREAKER FAILURE RELAY, PROTECTION AUTOMATION CONTROL, MODEL SEL-487B, 5 AMP / 67-250 VAC, POWER SUPPLY / 35 W / 24-48V
    $11,289.00 Buy Surplus As Low As $6,774.00
    $6,774.00
    Repair Yours $5,671.00
    Previous Next
    2 3 4 5 6 7 8 9 10 11 12