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 301-350 of 628.
    SCHWEITZER ENGINEERING SEL-2725-2725D23X0

    SCHWEITZER ENGINEERING

    SEL-2725-2725D23X0

    DISCONTINUED BY MANUFACTURER, ETHERNET SWITCH, FIVE PORT, MODEL SEL-2725, AUTO 10/100 MBPS, FIBER PORT / 1310 NM SINGLE MODE, POWER SUPPLY / 5 W / 200 MA / 125/250 V / 120/230 V / 50/60 HZ, ...
    Buy Surplus As Low As $1,002.00
    $1,002.00
    Repair Yours $824.00
    SCHWEITZER ENGINEERING 0587001X531

    SCHWEITZER ENGINEERING

    0587001X531

    RELAY CURRENT DIFFERENTIAL 24VDC 5AMP
    $1,696.00 Buy Surplus As Low As $1,018.00
    $1,018.00
    Repair Yours $848.00
    SCHWEITZER ENGINEERING 2505121XX

    SCHWEITZER ENGINEERING

    2505121XX

    2505#PK5N (2505121XX), POWER SUPPLY, 12/24 VDC COMMUNICATIONS PORT, SEL-2815 COMPATIBLE (ST CONNECTOR, MULTIMODE, 15KM RANGE), CONTROL INPUT VOLTAGE - 24 VDC
    $1,742.00 Buy Surplus As Low As $1,046.00
    $1,046.00
    Repair Yours $869.00
    SCHWEITZER ENGINEERING 03510T43533241X

    SCHWEITZER ENGINEERING

    03510T43533241X

    RELAY OVERCURRENT
    $1,749.00 Buy Surplus As Low As $1,050.00
    $1,050.00
    Repair Yours $891.00
    SCHWEITZER ENGINEERING SEL-3610

    SCHWEITZER ENGINEERING

    SEL-3610

    PORT SERVER
    $1,749.00 Buy Surplus As Low As $1,050.00
    $1,050.00
    Repair Yours $891.00
    SCHWEITZER ENGINEERING SEL-551C

    SCHWEITZER ENGINEERING

    SEL-551C

    OVERCURRENT/RECLOSING RELAY, 551C#01, 3 OUTPUTS AND 6 LEVEL-SENSITIVE INPUTS (125 VDC CONTROL INPUT VOLTAGE) CONVENTIONAL TERMINAL BLOCKS POWER SUPPLY: 48/125 VDC OR 125 VAC 5 A PHASE, 5 A N ...
    $1,779.00 Buy Surplus As Low As $1,068.00
    $1,068.00
    Repair Yours $887.00
    SCHWEITZER ENGINEERING SEL-321-1-R426

    SCHWEITZER ENGINEERING

    SEL-321-1-R426

    85-264 VAC, 50/60 HZ, 25 WATTS MAX, LOGIC INPUT 125 VDC 5 AMPS, PHASE GROUND DISTANCE, DIRECTIONAL RELAY
    ✓ IN STOCK!
    $1,781.10 Buy Surplus As Low As $1,068.66
    $1,068.66
    Repair Yours $698.45
    SCHWEITZER ENGINEERING SEL351A-0351A00324554XX

    SCHWEITZER ENGINEERING

    SEL351A-0351A00324554XX

    DISTRIBUTION PROTECTION SYSTEM, PROTECTIVE RELAY, 5 PHASE, 15W, 85-264 VAC / 85-350 VDC POWER SUPPLY, 50/60 HZ, 125 VDC LOGIC INPUT, 300 VAC WYE, 5N
    $1,801.00 Buy Surplus As Low As $1,082.00
    $1,082.00
    Repair Yours $891.00
    SCHWEITZER ENGINEERING 251000-4556UHNB

    SCHWEITZER ENGINEERING

    251000-4556UHNB

    DISTRIBUTION RELAY
    $1,802.00 Buy Surplus As Low As $1,082.00
    $1,082.00
    Repair Yours $912.00
    SCHWEITZER ENGINEERING SEL-587-0587003X5X1

    SCHWEITZER ENGINEERING

    SEL-587-0587003X5X1

    RELAY, CURRENT DIFFERENTIAL, OVER-CURRENT, STANDARD, EIA-232 COMMUNICATION PORT, 5AMP, 125VAC, 48/125VDC, TERMINAL BLOCK CONNECTION, HORIZONTAL RACK MOUNT
    $2,205.00 Buy Surplus As Low As $1,103.00
    $1,103.00
    Repair Yours $1,048.00
    SCHWEITZER ENGINEERING 2505424XX

    SCHWEITZER ENGINEERING

    2505424XX

    REMOTE I/O MODULE, SEL-2505, 2505#7J0X
    $1,840.00 Buy Surplus As Low As $1,105.00
    $1,105.00
    Repair Yours $890.00
    SCHWEITZER ENGINEERING SEL-551-0551002X5C2X

    SCHWEITZER ENGINEERING

    SEL-551-0551002X5C2X

    DISCONTINUED BY MANUFACTURER, OVERCURRENT PROTECTIVE RELAY, SEL-551, 85-140 VAC, 36-200 VDC, 5.5W MAXIMUM, 125 VDC LOGIC INPUT, EIA-45 SERIAL PORT
    Buy Surplus As Low As $1,110.00
    $1,110.00
    Repair Yours $940.00
    SCHWEITZER ENGINEERING SEL-551-0551C0AX534X

    SCHWEITZER ENGINEERING

    SEL-551-0551C0AX534X

    DISCONTINUED BY MANUFACTURER, OVERCURRENT PROTECTIVE RELAY, SEL-551, 85-140 VAC, 36-200 VDC, 5.5W MAXIMUM, 125 VDC LOGIC INPUT, EIA-45 SERIAL PORT
    Buy Surplus As Low As $1,110.00
    $1,110.00
    Repair Yours $940.00
    SCHWEITZER ENGINEERING 05012W3X561BXB4

    SCHWEITZER ENGINEERING

    05012W3X561BXB4

    OVERCURRENT RELAY DUAL 5.5W 125VAC 50/60HZ
    $1,855.00 Buy Surplus As Low As $1,113.00
    $1,113.00
    Repair Yours $933.00
    SCHWEITZER ENGINEERING 0551006X532X

    SCHWEITZER ENGINEERING

    0551006X532X

    SEL-551 OVERCURRENT/RECLOSING RELAY
    $1,899.00 Buy Surplus As Low As $1,140.00
    $1,140.00
    Repair Yours $947.00
    SCHWEITZER ENGINEERING SEL-751

    SCHWEITZER ENGINEERING

    SEL-751

    DO NOT USE, DISCONTINUED BY MANUFACTURER, FEEDER PROTECTION RELAY, 20W, 24/48V, BASE MODEL ONLY, **UNIT MUST BE CONFIGURED. EACH CONFIGURATION HAS AN ADDITIONAL COST **
    Buy Surplus As Low As $1,140.00
    $1,140.00
    Repair Yours $947.00
    SCHWEITZER ENGINEERING 0311A0WH14254X1

    SCHWEITZER ENGINEERING

    0311A0WH14254X1

    RELAY PHASE AND GROUND DISTANCE
    $1,908.00 Buy Surplus As Low As $1,145.00
    $1,145.00
    Repair Yours $954.00
    SCHWEITZER ENGINEERING 2505#C287

    SCHWEITZER ENGINEERING

    2505#C287

    REMOTE I/O MODULE, POWER SUPPLY-125/250 VDC/VAC, CONNECTOR, SINGLE-MODE, 80KM RANGE, 125 VDC CONTROL INPUT VOLTAGE
    $1,923.00 Buy Surplus As Low As $1,154.00
    $1,154.00
    Repair Yours $958.00
    SCHWEITZER ENGINEERING 2505131XX

    SCHWEITZER ENGINEERING

    2505131XX

    2505#8BLE (2505131XX), POWER SUPPLY, 12/24 VDC COMMUNICATIONS PORT, SEL-2830 COMPATIBLE (ST CONNECTOR, SINGLE-MODE, 80KM RANGE), CONTROL INPUT VOLTAGE -- 24 VDC
    $1,930.00 Buy Surplus As Low As $1,158.00
    $1,158.00
    Repair Yours $962.00
    SCHWEITZER ENGINEERING SEL-9900

    SCHWEITZER ENGINEERING

    SEL-9900

    DUAL OVERCURRENT RELAY
    $1,961.00 Buy Surplus As Low As $1,177.00
    $1,177.00
    Repair Yours $997.00
    SCHWEITZER ENGINEERING SEL-849-084900101100100

    SCHWEITZER ENGINEERING

    SEL-849-084900101100100

    MOTOR MANAGEMENT RELAY, 30VA / 12 W, INPUT / 0.5-128 AMP / 100-690 VAC, SUPPLY / 110/250 VDC / 110/240 VAC / 50/60 HZ, INTERNALLY WETTED TO 24 VDC
    ✓ IN STOCK!
    $1,966.50 Buy Surplus As Low As $1,179.90
    $1,179.90
    Repair Yours $1,089.00
    SCHWEITZER ENGINEERING 241101A3A3A3A5X1840

    SCHWEITZER ENGINEERING

    241101A3A3A3A5X1840

    CONTROLLER, AUTOMATION, PROGRAMMABLE, KEY CODE 0807, (SEL-2411)
    $2,385.00 Buy Surplus As Low As $1,193.00
    $1,193.00
    Repair Yours $1,133.00
    SCHWEITZER ENGINEERING SEL-551-0551003X532X

    SCHWEITZER ENGINEERING

    SEL-551-0551003X532X

    DISCONTINUED BY MANUFACTURER, OVERCURRENT PROTECTIVE RELAY, SEL-551, 85-140 VAC, 36-200 VDC, 5.5W MAXIMUM, 125 VDC LOGIC INPUT, EIA-45 SERIAL PORT
    ✓ IN STOCK!
    Buy Surplus As Low As $1,200.00
    $1,200.00
    Repair Yours $996.00
    SCHWEITZER ENGINEERING SEL-551-05510W3X5314

    SCHWEITZER ENGINEERING

    SEL-551-05510W3X5314

    RELAY / CONNECTORIZED OVERCURRENT / RECLOSING, MODEL SEL-551, POWER SUPPLY / 48/125 VDC / 125 VAC, SECONDARY INPUT CURRENT / 5 AMP PHASE, 5 AMP NEUTRAL, COMMUNICATIONS PORT / EIA-232, CONTRO ...
    $2,000.00 Buy Surplus As Low As $1,200.00
    $1,200.00
    Repair Yours $996.00
    SCHWEITZER ENGINEERING SEL-2245-4-2245410XXX0

    SCHWEITZER ENGINEERING

    SEL-2245-4-2245410XXX0

    INPUT MODULE / AC ANALOG, MODEL SEL-2245-4, TYPE 1 / PD2, ETHERCAT, 0-22 AMP, 5-400 V METERING, 50/60 HZ
    $2,023.00 Buy Surplus As Low As $1,214.00
    $1,214.00
    Repair Yours $1,008.00
    SCHWEITZER ENGINEERING 751101D0X0X0X851A00

    SCHWEITZER ENGINEERING

    751101D0X0X0X851A00

    SEL-751 FEEDER PROTECTION RELAY
    $2,028.00 Buy Surplus As Low As $1,217.00
    $1,217.00
    Repair Yours $1,018.00
    SCHWEITZER ENGINEERING 751A52C1C0X71850200

    SCHWEITZER ENGINEERING

    751A52C1C0X71850200

    DISCONTINUED BY MANUFACTURER, FEEDER PROTECTION RELAY, MODEL SEL-751A, SUPPLY RANGE 24/48V, 20 W, 4KV RATED IMPULSE, 300V INSULATION VOLTAGE, 240V MAX, 3 AMP @ 120V, 1.5 AMP @ 240V, 5 AMP TH ...
    Buy Surplus As Low As $1,230.00
    $1,230.00
    Repair Yours $1,050.00
    SCHWEITZER ENGINEERING 03510M42533141X

    SCHWEITZER ENGINEERING

    03510M42533141X

    RELAY
    $2,067.00 Buy Surplus As Low As $1,241.00
    $1,241.00
    Repair Yours $1,039.00
    SCHWEITZER ENGINEERING SEL-2505

    SCHWEITZER ENGINEERING

    SEL-2505

    REMOTE I/O MODULE, DIGITAL, 8 INPUT, 8 OUTPUT, FIBER PORT, 1300 NM SINGLE MODE, LOGIC INPUT: 250 VDC
    $2,091.00 Buy Surplus As Low As $1,256.00
    $1,256.00
    Repair Yours $599.00
    SCHWEITZER ENGINEERING SEL-751A-751A12B0X0X0X850000

    SCHWEITZER ENGINEERING

    SEL-751A-751A12B0X0X0X850000

    RELAY / FEEDER PROTECTION, ENCLOSURE TYPE 12 / IP65, IP20 TERMINAL PROTECTION, SUPPLY RANGE / 24/48 V, 20 W, INTERNAL FUSE 250 V, RATED INPULSE WITHSTAND 4 KV, INSULATION 300 V, 240 V MAX
    $2,097.00 Buy Surplus As Low As $1,259.00
    $1,259.00
    Repair Yours $1,045.00
    SCHWEITZER ENGINEERING SEL-2730M-0ARAX1122AAAAXO

    SCHWEITZER ENGINEERING

    SEL-2730M-0ARAX1122AAAAXO

    DISCONTINUED BY MANUFACTURER, ETHERNET SWITCH, MANAGED, 8 FIBER PORTS, 8 SERIAL PORTS, 125 / 250 VAC/VDC, SEL-2730M
    Buy Surplus As Low As $1,273.00
    $1,273.00
    Repair Yours $1,046.00
    SCHWEITZER ENGINEERING 2100XX444H

    SCHWEITZER ENGINEERING

    2100XX444H

    COMMUNICATION PROCESSOR
    $2,173.00 Buy Surplus As Low As $1,304.00
    $1,304.00
    Repair Yours $1,113.00
    SCHWEITZER ENGINEERING 0501203X5613XB

    SCHWEITZER ENGINEERING

    0501203X5613XB

    DISCONTINUED BY MANUFACTURER RELAY / CURRENT DIFFERENTIAL, 5.5 KWV MAX, 5 AMP, 85-140 VAC, 36-200 VDC, 60 HZ
    Buy Surplus As Low As $1,308.00
    $1,308.00
    Repair Yours $895.00
    SCHWEITZER ENGINEERING SEL-2245-2-22452121XX0

    SCHWEITZER ENGINEERING

    SEL-2245-2-22452121XX0

    INPUT MODULE / DC ANALOG, MODEL SEL-2245-2, TYPE 1 / PD2, 20 MA / 2 MA / 10 V
    $2,181.00 Buy Surplus As Low As $1,309.00
    $1,309.00
    Repair Yours $1,086.47
    SCHWEITZER ENGINEERING SEL-751A-751A02CBC0X71850201

    SCHWEITZER ENGINEERING

    SEL-751A-751A02CBC0X71850201

    DISCONTINUED BY MANUFACTURER, FEEDER PROTECTION RELAY, TYPE 12 / IP65, POWER SUPPLY / 20 W / 24-48 VDC (SELECT PSIO / 2 DI / 3 DO): 48 VDC/VAC DIGITAL INPUT, ETHERNET/REAR SERIAL OPTIONS: SI ...
    Buy Surplus As Low As $1,324.13
    $1,324.13
    Repair Yours $1,100.00
    SCHWEITZER ENGINEERING SEL-251D-251D00-4356UHGB

    SCHWEITZER ENGINEERING

    SEL-251D-251D00-4356UHGB

    DISCONTINUED BY MANUFACTURER, DISTRIBUTION RELAY, SEL-251D, PHASE OVERCURRENT RELAY W/ VOLTAGE CONTROL, GROUND OVERCURRENT, FAULT LOCATOR, SELOGIC CONTROL INPUT / 125 VD, POWER SUPPLY / 15 W ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,326.00 $780.00
    $1,326.00 $780.00
    Repair Yours $1,300.00
    SCHWEITZER ENGINEERING 751A01A1A0X0X850600

    SCHWEITZER ENGINEERING

    751A01A1A0X0X850600

    SEL-751A FEEDER PROTECTION RELAY
    $2,226.00 Buy Surplus As Low As $1,336.00
    $1,336.00
    Repair Yours $1,113.00
    SCHWEITZER ENGINEERING SEL-501-0501003X561XXB

    SCHWEITZER ENGINEERING

    SEL-501-0501003X561XXB

    RELAY / OVER-CURRENT, DUAL UNIVERSAL, 5 AMP, 3 PHASE, 125 VAC, 48/125 VDC, HORIZONTAL RACK MOUNT
    $2,244.00 Buy Surplus As Low As $1,347.00
    $1,347.00
    Repair Yours $1,086.00
    SCHWEITZER ENGINEERING 251D036356ULXB

    SCHWEITZER ENGINEERING

    251D036356ULXB

    RELAY
    $2,279.00 Buy Surplus As Low As $1,368.00
    $1,368.00
    Repair Yours $1,166.00
    SCHWEITZER ENGINEERING 0351A00H22552XX

    SCHWEITZER ENGINEERING

    0351A00H22552XX

    PROTECTION SYSTEM 20-60VDC 15W MAX POWER 48VDC
    $2,279.00 Buy Surplus As Low As $1,368.00
    $1,368.00
    Repair Yours $1,166.00
    SCHWEITZER ENGINEERING 050120-3X551XXB

    SCHWEITZER ENGINEERING

    050120-3X551XXB

    OBSOLETE, SCHWEITZER SEL-501-2 DUAL UNIVERSAL OVER CURRENT RELAY
    Buy Surplus As Low As $1,380.00
    $1,380.00
    Repair Yours $1,150.00
    SCHWEITZER ENGINEERING SEL-587

    SCHWEITZER ENGINEERING

    SEL-587

    CURRENT DIFFERENTIAL RELAY, 85140VAC, 36-200VDC, 5.5KW
    ✓ IN STOCK!
    $2,793.00 Buy Surplus As Low As $1,397.00
    $1,397.00
    Repair Yours $1,327.00
    SCHWEITZER ENGINEERING SEL351A-035131345542XX

    SCHWEITZER ENGINEERING

    SEL351A-035131345542XX

    DISTRIBUTION PROTECTION SYSTEM, PROTECTIVE RELAY, 5 PHASE, 15W, 85-264 VAC / 85-350 VDC POWER SUPPLY, 50/60 HZ, 125 VDC LOGIC INPUT, 300 VAC WYE, 5N
    ✓ IN STOCK!
    $2,544.00 Buy Surplus As Low As $1,441.22
    $1,441.22
    Repair Yours $1,077.30
    SCHWEITZER ENGINEERING 0501003X561PXB

    SCHWEITZER ENGINEERING

    0501003X561PXB

    PLC MODULE
    Buy Surplus As Low As $1,470.00
    $1,470.00
    Repair Yours $1,250.00
    SCHWEITZER ENGINEERING SEL-351-035100H4254XXX

    SCHWEITZER ENGINEERING

    SEL-351-035100H4254XXX

    PROTECTION SYSTEM MODULE, ETHERNET / IEEE C37.118 SYNCHROPHASOR, FOR USE WITH DIRECTIONAL OVERCURRENT APPLICATORS
    ✓ IN STOCK!
    $2,452.50 Buy Surplus As Low As $1,471.50
    $1,471.50
    Repair Yours $961.60
    SCHWEITZER ENGINEERING SEL-351-035100H4354XXX

    SCHWEITZER ENGINEERING

    SEL-351-035100H4354XXX

    PROTECTION SYSTEM MODULE, ETHERNET / IEEE C37.118 SYNCHROPHASOR, FOR USE WITH DIRECTIONAL OVERCURRENT APPLICATORS
    ✓ IN STOCK!
    $2,452.50 Buy Surplus As Low As $1,471.50
    $1,471.50
    Repair Yours $961.60
    SCHWEITZER ENGINEERING SEL-2440-24402311A6111630

    SCHWEITZER ENGINEERING

    SEL-2440-24402311A6111630

    AUTOMATION CONTROLLER, DISCRETE PROGRAMMABLE, 125 V, 16 DI / 32 DO, HORIZONTAL PANEL MOUNT
    $2,453.00 Buy Surplus As Low As $1,472.00
    $1,472.00
    SCHWEITZER ENGINEERING SEL-751 751001ACA0X0XA61A00

    SCHWEITZER ENGINEERING

    SEL-751 751001ACA0X0XA61A00

    FEEDER PROTECTION RELAY, 2X16 LCD WITH 4 PUSHBUTTONS, 110-250 VDC POWER SUPPLY, DIGITAL INPUT VOLTAGE 125 VDC/VAC, SLOT B REAR SERIAL PORT (PORT 3) EIA-232, SLOT C 4 DI / 4 DO, SLOT Z CURREN ...
    $2,475.00 Buy Surplus As Low As $1,485.00
    $1,485.00
    Repair Yours $1,233.00
    SCHWEITZER ENGINEERING 751A01A0X0X71850000

    SCHWEITZER ENGINEERING

    751A01A0X0X71850000

    FEEDER PROTECTION RELAY, SEL-751A, LCD, 125 V, 50/60 HZ, PANEL LED, PROGRAMMABLE PUSHBUTTON, ARC-FLASH MITIGATION, EVENT ANALYSIS
    ✓ IN STOCK!
    $2,517.00 Buy Surplus As Low As $1,511.00
    $1,511.00
    Repair Yours $1,255.00
    SCHWEITZER ENGINEERING 203253X40XXXXX

    SCHWEITZER ENGINEERING

    203253X40XXXXX

    COMMUNICATIONS PROCESSOR 125/250VDC/VAC 50/60HZ
    $2,544.00 Buy Surplus As Low As $1,527.00
    $1,527.00
    Repair Yours $1,272.00
    Previous Next
    2 3 4 5 6 7 8 9 10 11 12