Product Search

    SEARCH NOW FOR ALL YOUR MONITOR TECHNOLOGIES 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 1-50 of 114.
    MONITOR TECHNOLOGIES 6-8521-2112

    MONITOR TECHNOLOGIES

    6-8521-2112

    SILO MONITORING UNIT, 115 VAC, 50/60 HZ, MEASUREMENT RANGE MAX 150 FT, ACCURACY +_.25% OF DISTANCE READING
    Buy Surplus As Low As $4,230.00
    $4,230.00
    Repair Yours $3,550.00
    MONITOR TECHNOLOGIES 6-8521-1112

    MONITOR TECHNOLOGIES

    6-8521-1112

    PRESSURE MONITOR, SILO MONITORING UNIT, 115 VAC, 4-20 MA, 50/60 HZ, MAXIMUM 6562 FT, -40 TO 150 ºF
    $5,883.00 Buy Surplus As Low As $3,530.00
    $3,530.00
    Repair Yours $2,968.00
    MONITOR TECHNOLOGIES 6-8511-3112

    MONITOR TECHNOLOGIES

    6-8511-3112

    SILOPATROL® SE INVENTORY MANAGEMENT SYSTEM,SILO MONITORING UNIT ,115 VAC, 50/60 HZ , 10° K-FLANGE ,CONDUIT ENTRY (2) 3/4 NPT , CABLE 1/16" NYLON JACKETED
    Buy Surplus As Low As $2,400.00
    $2,400.00
    Repair Yours $2,000.00
    MONITOR TECHNOLOGIES 15-8415-120

    MONITOR TECHNOLOGIES

    15-8415-120

    LEVEL MONITOR RADARRIGHT SERIES
    $3,630.00 Buy Surplus As Low As $2,178.00
    $2,178.00
    Repair Yours $1,808.00
    MONITOR TECHNOLOGIES 6-8531-1112

    MONITOR TECHNOLOGIES

    6-8531-1112

    SILO MONITORING UNIT, 4-20MA OUTPUT,STANDARD K-FLANGE FOR MOUNTING,230VAC OPERATING VOLTAGE.
    $3,177.00 Buy Surplus As Low As $1,907.00
    $1,907.00
    Repair Yours $1,583.00
    MONITOR TECHNOLOGIES 6-8511-1112

    MONITOR TECHNOLOGIES

    6-8511-1112

    SILO MONITOR UNIT, SILOPATROL SERIES, CABLE FLOAT SWITCH, RS-485 HALF-DUPLEX, 115 V AC, 50/60 HZ, CAST ALUMINUM HOUSING, NEMA 4X; IP66
    $2,948.19 Buy Surplus As Low As $1,685.69
    $1,685.69
    Repair Yours $1,345.00
    MONITOR TECHNOLOGIES 6-8511-1112/50FT

    MONITOR TECHNOLOGIES

    6-8511-1112/50FT

    SILO MONITOR UNIT, SILOPATROL SERIES, CABLE FLOAT SWITCH, RS-485 HALF-DUPLEX, 115 VAC, 50/60 HZ, 50 FT. LENGTH, CAST ALUMINUM HOUSING, NEMA 4X; IP66
    $2,699.00 Buy Surplus As Low As $1,620.00
    $1,620.00
    Repair Yours $1,345.00
    MONITOR TECHNOLOGIES 6-8611-861

    MONITOR TECHNOLOGIES

    6-8611-861

    DISCONTINUED BY MANUFACTURER, REPLACED BY 6-8631-1000, HMI CONTROL/DISPLAY CONSOLE, HMI2
    Buy Surplus As Low As $1,582.67
    $1,582.67
    Repair Yours $967.00
    MONITOR TECHNOLOGIES 6-8033

    MONITOR TECHNOLOGIES

    6-8033

    DISCONTINUED BY MANUFACTURER, POWER SUPPLY CONTROL BOARD, FOR USE WITH SILO MONITORING UNIT, SILOPATROL
    Buy Surplus As Low As $1,454.40
    $1,454.40
    Repair Yours $1,196.00
    MONITOR TECHNOLOGIES MK-2 11-8516-211 W/ 84” CSL

    MONITOR TECHNOLOGIES

    MK-2 11-8516-211 W/ 84” CSL

    LEVEL SENSOR, UNIVERSAL AC/DC, 7 FOOT CABLE,
    $1,629.17 Buy Surplus As Low As $977.79
    $977.79
    MONITOR TECHNOLOGIES 6-8611-61

    MONITOR TECHNOLOGIES

    6-8611-61

    DISCONTINUED BY MANUFACTURER, OPERATOR INTERFACE HMI, 115 VAC, 50/60 HZ, 16 CHANNEL
    Buy Surplus As Low As $1,224.12
    $1,224.12
    Repair Yours $1,000.00
    MONITOR TECHNOLOGIES 6-8018

    MONITOR TECHNOLOGIES

    6-8018

    LOGIC TWO BOARD ASSEMBLY
    Buy Surplus As Low As $1,170.00
    $1,170.00
    Repair Yours $980.00
    MONITOR TECHNOLOGIES 17-8411-22

    MONITOR TECHNOLOGIES

    17-8411-22

    LOW MONITOR, MICROWAVE SOLIDS, 100-240 VAC, RYTON
    $1,948.00 Buy Surplus As Low As $1,169.00
    $1,169.00
    MONITOR TECHNOLOGIES 17-8411-12

    MONITOR TECHNOLOGIES

    17-8411-12

    FLOW MONITOR, MICROWAVE SOLIDS, 100-240 VAC UNIVERSAL, HAZARDOUS LOCATIONS, TEFLON, POWER SUPPLY / COND. BOARD IN FIBERGLASS ENCLOSURE, W/ LIGHTS
    $1,988.85 Buy Surplus As Low As $1,126.15
    $1,126.15
    Repair Yours $926.00
    MONITOR TECHNOLOGIES 16-8122-1112

    MONITOR TECHNOLOGIES

    16-8122-1112

    DISCONTINUED BY MANUFACTURER, GUIDED WAVE RADAR CONTINUOUS LEVEL MEASUREMENT SYSTEM, FLEXAR, 54 FT CABLE LENGTH, 100-240 VAC, 50/60 HZ, 9 VA, 4-20 MA OUTPUT, 300 DEGREES F, 580 PSI
    ✓ IN STOCK!
    Buy Surplus As Low As $1,124.09
    $1,124.09
    Repair Yours $780.00
    MONITOR TECHNOLOGIES 11-8414-211

    MONITOR TECHNOLOGIES

    11-8414-211

    DISCONTINUED BY MANUFACTURER, CAPACITANCE POINT LEVEL SENSORS, MK-2E, NYLON, O/L,115VAC,1-1/4 IN CONNECTION
    Buy Surplus As Low As $1,041.34
    $1,041.34
    Repair Yours $800.00
    MONITOR TECHNOLOGIES 11-8412-211

    MONITOR TECHNOLOGIES

    11-8412-211

    DISCONTINUED BY MANUFACTURER, CAPACITANCE POINT LEVEL SENSORS, MK-2E,NYLON,O/L,115VAC,1-1/4 IN CONNECTION
    Buy Surplus As Low As $1,011.01
    $1,011.01
    Repair Yours $840.00
    MONITOR TECHNOLOGIES 9-8411-111

    MONITOR TECHNOLOGIES

    9-8411-111

    DISCONTINUED BY MANUFACTURER, VIBRAROD, 1-1/2 INCH NPT
    Buy Surplus As Low As $883.21
    $883.21
    Repair Yours $700.00
    MONITOR TECHNOLOGIES 6-8631-1000

    MONITOR TECHNOLOGIES

    6-8631-1000

    HMI CONTROL/DISPLAY CONSOLE, HMI2, 32 CHANNELS (2 NETWORKS), 100-240VAC
    $1,735.71 Buy Surplus As Low As $823.33
    $823.33
    Repair Yours $676.60
    MONITOR TECHNOLOGIES 9-8711-112

    MONITOR TECHNOLOGIES

    9-8711-112

    VIBRATORY LEVEL SENSOR, PZP SERIES, STANDARD PROBE, STANDARD TEMPERATURE: -22 TO 176 F (-30 TO 80 C), 115/230VAC, 1-1/2" NPT, 90 PSI MAX
    $1,317.14 Buy Surplus As Low As $753.46
    $753.46
    Repair Yours $601.00
    MONITOR TECHNOLOGIES 11-8513-212

    MONITOR TECHNOLOGIES

    11-8513-212

    TRUECAP, RF CAPACITANCE, POINT LEVEL SENSORS, MODEL MK-2E, 50-150PSI, 48-240V-50/60HZ, 10VA
    $1,245.03 Buy Surplus As Low As $712.05
    $712.05
    Repair Yours $568.00
    MONITOR TECHNOLOGIES 11-8414-212-914

    MONITOR TECHNOLOGIES

    11-8414-212-914

    CAPACITANCE SENSOR, RF, LEVEL SENSOR, MK2E, 115VAC/230 VAC AT 2.5 VA AND 50/60 HZ, 24 VDC AT 3 W, OOUTPUT SPDT 5A AT 230 VAC/30 VDC MAX
    $1,185.74 Buy Surplus As Low As $712.05
    $712.05
    Repair Yours $568.00
    MONITOR TECHNOLOGIES 11-8513-111

    MONITOR TECHNOLOGIES

    11-8513-111

    CAPACITOR SENSOR, RF, 120 VOLTS AC, MK-2
    $1,185.74 Buy Surplus As Low As $712.05
    $712.05
    Repair Yours $568.00
    MONITOR TECHNOLOGIES 11-8511-212

    MONITOR TECHNOLOGIES

    11-8511-212

    RF CAPACITOR SENSOR, 240 V, 5A, 50-150 PSI, NSNP
    ✓ IN STOCK!
    $1,407.32 Buy Surplus As Low As $681.75
    $681.75
    Repair Yours $573.00
    MONITOR TECHNOLOGIES 11-8514-212

    MONITOR TECHNOLOGIES

    11-8514-212

    MK-2,STUB,NYL,O/L,UNVSL,COMBO
    $1,098.00 Buy Surplus As Low As $659.00
    $659.00
    MONITOR TECHNOLOGIES 11-8513-211

    MONITOR TECHNOLOGIES

    11-8513-211

    TRUECAP MONITOR, MODEL MK-2, 48-240 VAC / 50/60 HZ, 24-48 VDC, 10 WATT
    $1,041.00 Buy Surplus As Low As $625.00
    $625.00
    Repair Yours $519.00
    MONITOR TECHNOLOGIES 11-8511-211

    MONITOR TECHNOLOGIES

    11-8511-211

    LEVEL SENSOR, TRUECAP MK-2, RF CAPACITANCE, STANDARD RYTON PROBE, 16" PROBE LENGTH, DPDT CONTACTS, 5A @ 250 VAC; 30 VDC OUTPUT, 48-240 VAC / 24-48 VDC, 1-1/4" NPT ALUMINUM CONNECTION, CAST A ...
    $1,034.00 Buy Surplus As Low As $621.00
    $621.00
    Repair Yours $516.00
    MONITOR TECHNOLOGIES KA 115V

    MONITOR TECHNOLOGIES

    KA 115V

    BIN LEVEL MONITOR, ROTARY PADDLE, 115V
    $708.81 Buy Surplus As Low As $425.29
    $425.29
    MONITOR TECHNOLOGIES 6-1906LF

    MONITOR TECHNOLOGIES

    6-1906LF

    DISCONTINUED BY MANUFACTURER, POWER SUPPLY BOARD, 115 VAC, REV D
    Buy Surplus As Low As $563.58
    $563.58
    Repair Yours $400.00
    MONITOR TECHNOLOGIES 9-8611-111

    MONITOR TECHNOLOGIES

    9-8611-111

    LEVEL SENSOR, DURAVIBE SERIES, VIBRAROD MODEL, STANDARD PROBE, STANDARD TEMPERATURE GRADE, 22-27 VDC / 22-232 VAC, 50/60 HZ, 1-1/4" NPT CONNECTION
    $966.12 Buy Surplus As Low As $553.48
    $553.48
    Repair Yours $441.00
    MONITOR TECHNOLOGIES MA250

    MONITOR TECHNOLOGIES

    MA250

    MONITOR MANUFACTURING 10AMP 250VAC 50/60HZ
    Buy Surplus As Low As $528.00
    $528.00
    Repair Yours $440.00
    MONITOR TECHNOLOGIES 11-8413-212

    MONITOR TECHNOLOGIES

    11-8413-212

    TRUECAP, RF CAPACITANCE, POINT LEVEL SENSORS, MODEL MK-2E, REPLACES 11-8423-212
    ✓ IN STOCK!
    $917.00 Buy Surplus As Low As $495.91
    $495.91
    MONITOR TECHNOLOGIES 1- 8311-1

    MONITOR TECHNOLOGIES

    1- 8311-1

    ROTARY PADDLE BIN MONITOR, 1 CIRCUIT, 1 SPDT, 1-1/4 INCH NPT PROCESS CONNECTION, STANDARD UNITS RATED TO 300 DEGREES F (149 DEGREES C), 230 VAC, 50/60 HZ, TWIST ON/OFF COVER, MOTOR SHUT-OFF ...
    $798.00 Buy Surplus As Low As $479.00
    $479.00
    Repair Yours $398.00
    MONITOR TECHNOLOGIES 1-8331

    MONITOR TECHNOLOGIES

    1-8331

    DISCONTINUED BY MANUFACTURER, LEVEL SWITCH, MODEL KA, ROTARY PADDLE BIN MONITOR, 24VDC, SPDT-15A AT 125 OR 250V~, PILOT DUTY:345 VA, 115V~, 690 VA, 230V~, DPDT-10A AT 125 OR 250V~, 50/60HZ, ...
    Buy Surplus As Low As $468.14
    $468.14
    Repair Yours $374.00
    MONITOR TECHNOLOGIES 6-1948LF

    MONITOR TECHNOLOGIES

    6-1948LF

    DISCONTINUED BY MANUFACTURER, RELAY OUTPUT BOARD, WITH SOUND AND LOCK OUT CONTROLS, LOW AND HIGH VOLTAGE COUNT.
    Buy Surplus As Low As $468.00
    $468.00
    Repair Yours $350.00
    MONITOR TECHNOLOGIES 1-8531-1

    MONITOR TECHNOLOGIES

    1-8531-1

    BIN LEVEL INDICATOR, ROTARY PADDLE, SELF-VALIDATING, SAFEPOINT, IP66, NEMA 4, TYPE 4, 30PSI / 2BAR, 11VA, 24VAC/DC, RED / GREEN LED INDICATOR, DIE CAST ALUMINUM, 1-1/4IN NPT MOUNT
    ✓ IN STOCK!
    $777.00 Buy Surplus As Low As $467.00
    $467.00
    Repair Yours $388.00
    MONITOR TECHNOLOGIES 11-8710-210

    MONITOR TECHNOLOGIES

    11-8710-210

    DISCONTINUED BY MANUFACTURER, TRUECAP MONITOR, MODEL MK-2, INPUT, 48 - 240 VAC, 50 / 60 HZ, 10 WATT, OUTPUT, 30 VDC, SCREW TERMINAL
    Buy Surplus As Low As $451.49
    $451.49
    Repair Yours $357.00
    MONITOR TECHNOLOGIES KA 12-24DC

    MONITOR TECHNOLOGIES

    KA 12-24DC

    BIN LEVEL MONITOR, ROTARY PADDLE, 12-24VDC
    $540.15 Buy Surplus As Low As $324.23
    $324.23
    MONITOR TECHNOLOGIES 6-1162

    MONITOR TECHNOLOGIES

    6-1162

    MOTOR ASSY,SMU,115VDC
    Buy Surplus As Low As $444.00
    $444.00
    MONITOR TECHNOLOGIES 11-8413-211

    MONITOR TECHNOLOGIES

    11-8413-211

    CAPACITANCE LEVEL SENSOR, MK-2E SERIES, 115 V, PROBE CONNECTION: 1-1/4" NPT ALUM
    $765.77 Buy Surplus As Low As $434.30
    $434.30
    Repair Yours $347.00
    MONITOR TECHNOLOGIES 11-8411-211

    MONITOR TECHNOLOGIES

    11-8411-211

    RF CAPACITANCE SENSOR, MK-2E, 115 V, 1-1/4" CONNECTION
    $765.77 Buy Surplus As Low As $434.30
    $434.30
    Repair Yours $347.00
    MONITOR TECHNOLOGIES 1-8511-1

    MONITOR TECHNOLOGIES

    1-8511-1

    FAILSAFE ROTARY PADDLE BIN MONITOR, 115 V AC, 50/60 HZ, 9 VA, 30 PSI MAX
    ✓ IN STOCK!
    $775.34 Buy Surplus As Low As $431.27
    $431.27
    Repair Yours $347.00
    MONITOR TECHNOLOGIES 1-8431-1

    MONITOR TECHNOLOGIES

    1-8431-1

    POINT LEVEL SENSOR, MODEL KA, 12/24 VDC, 1-1/4 INCH NPT, 2 SPDT, 15 AMP, 250 VAC, NEMA 4, CAST ALUMINUM
    $702.00 Buy Surplus As Low As $422.00
    $422.00
    Repair Yours $351.00
    MONITOR TECHNOLOGIES 11-8411-211 MK-2E

    MONITOR TECHNOLOGIES

    11-8411-211 MK-2E

    CONTROL, RYTON, O/L, 115 VAC, 1-1/4
    $694.00 Buy Surplus As Low As $417.00
    $417.00
    Repair Yours $347.00
    MONITOR TECHNOLOGIES 11-8423-212

    MONITOR TECHNOLOGIES

    11-8423-212

    DISCONTINUED BY MANUFACTURER, LEVEL CONTROL , REPLACED BY 11-8413-212, TRUECAP®, RF CAPACITANCE, POINT LEVEL SENSORS, MODEL MK-2E
    ✓ IN STOCK!
    Buy Surplus As Low As $385.71
    $385.71
    Repair Yours $384.02
    MONITOR TECHNOLOGIES 1-8511-21

    MONITOR TECHNOLOGIES

    1-8511-21

    ROTARY PADDLE, SELF VALIDATING, 115VAC, 1 1/4IN NPT
    $612.00 Buy Surplus As Low As $368.00
    $368.00
    MONITOR TECHNOLOGIES 1-8331-1

    MONITOR TECHNOLOGIES

    1-8331-1

    LEVEL SWITCH, MODEL KA, BIN MONITOR, ROTARY PADDLE, 24 VDC, 1-1/4" NPT, 2 SPDT 15 AMP @ 250 VAC, 30 PSI MAX
    ✓ IN STOCK!
    $636.00 Buy Surplus As Low As $352.49
    $352.49
    Repair Yours $300.00
    MONITOR TECHNOLOGIES 1-8302-1

    MONITOR TECHNOLOGIES

    1-8302-1

    MONITOR, KA,115VAC,3-CT,1-1/4,UL/CSA/CE
    $583.78 Buy Surplus As Low As $350.47
    $350.47
    MONITOR TECHNOLOGIES 1-8512-1-806

    MONITOR TECHNOLOGIES

    1-8512-1-806

    SELF-VALIDATING ROTARY PADDLE, BIN LEVEL INDICATOR, 2 CONDUIT WIRING ENTRANCES, 115VAC, 1-1/2” BSPT PROCESS CONNECTION ONLY, O/L
    $768.87 Buy Surplus As Low As $462.39
    $462.39
    Repair Yours $385.10
    MONITOR TECHNOLOGIES 1-8401-1

    MONITOR TECHNOLOGIES

    1-8401-1

    LEVEL SWITCH, MODEL TYPE KAX, 2 CIRCUITS (2 SPDT), 1-1/4" NPT, 1-1/4 INCH, 115 VAC, UL/CSA/CE
    $537.00 Buy Surplus As Low As $315.12
    $315.12
    Repair Yours $254.00
    Next
    1 2 3