Product Search

    SEARCH NOW FOR ALL YOUR SPECTRUM CONTROLS 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 213.
    SPECTRUM CONTROLS 120-546

    SPECTRUM CONTROLS

    120-546

    FILTER
    ✓ IN STOCK!
    $1.38 Buy Surplus As Low As $0.89
    $0.89
    SPECTRUM CONTROLS 140-ACI-050-00SC

    SPECTRUM CONTROLS

    140-ACI-050-00SC

    INPUT MODULE 32POINT ANALOG C OR V
    Buy Surplus As Low As $2,280.00
    $2,280.00
    Repair Yours $1,900.00
    SPECTRUM CONTROLS 140-ACI-051-00-SC

    SPECTRUM CONTROLS

    140-ACI-051-00-SC

    INPUT MODULE, 32 POINT, SELECTABLE CURRENT VOLTAGE
    ✓ IN STOCK!
    $2,784.00 Buy Surplus As Low As $1,671.00
    $1,671.00
    Repair Yours $1,378.00
    SPECTRUM CONTROLS 140-ACI-052-00SC

    SPECTRUM CONTROLS

    140-ACI-052-00SC

    32-CHANNEL ANALOG INPUT WITH TIME STAMP (CURRENT OR VOLTAGE)
    $3,321.00 Buy Surplus As Low As $1,993.00
    $1,993.00
    Repair Yours $1,655.00
    SPECTRUM CONTROLS 140-AUI-040-00

    SPECTRUM CONTROLS

    140-AUI-040-00

    INPUT MODULE 16POINT ANALOG
    $3,286.00 Buy Surplus As Low As $1,972.00
    $1,972.00
    Repair Yours $1,643.00
    SPECTRUM CONTROLS 140-AUI-040-00SC

    SPECTRUM CONTROLS

    140-AUI-040-00SC

    DISCONTINUED BY MANUFACTURER, I/O MODULE, 16-CHANNELS, UNIVERSAL ANALOG INPUT, THERMOCOUPLE, RTD, CURRENT OR VOLTAGE
    ✓ IN STOCK!
    Buy Surplus As Low As $3,030.00
    $3,030.00
    Repair Yours $2,490.00
    SPECTRUM CONTROLS 140-AVI-050-00-SC

    SPECTRUM CONTROLS

    140-AVI-050-00-SC

    MODULE
    $1,671.00 Buy Surplus As Low As $836.00
    $836.00
    Repair Yours $794.00
    SPECTRUM CONTROLS 140-EHC-208-00SC

    SPECTRUM CONTROLS

    140-EHC-208-00SC

    EIGHT CHANNEL MEDIUM SPEED COUNTER 50KHZ / TURBINE FLOWMETER
    $2,387.00 Buy Surplus As Low As $1,433.00
    $1,433.00
    Repair Yours $1,190.00
    SPECTRUM CONTROLS 140-MPM-204-00SC

    SPECTRUM CONTROLS

    140-MPM-204-00SC

    INPUT MODULE 4POINT 50HZ FLOW METER 50KHZ
    $848.00 Buy Surplus As Low As $481.60
    $481.60
    Repair Yours $422.47
    SPECTRUM CONTROLS 1734SC-IE2CH

    SPECTRUM CONTROLS

    1734SC-IE2CH

    DISCONTINUED BY MANUFACTURER, DISCONTINUED BY MANUFACTURER, INPUT MODULE , 2 CHANNEL OF ANALOG INPUT AND HART, CHANNEL SELECTABLE FILTERING, RESOLUTION 16 BIT, INPUT TYPE 2/4 SINGLE-ENDED C ...
    ✓ IN STOCK!
    Buy Surplus As Low As $570.00
    $570.00
    Repair Yours $474.00
    SPECTRUM CONTROLS 1734SC-IE4CH

    SPECTRUM CONTROLS

    1734SC-IE4CH

    ANALOG INPUT MODULE, 4 CHANNEL, 4-20 MA, 16-BIT, 50 V DC ELECTRICAL ISOLATION
    ✓ IN STOCK!
    $3,535.00 Buy Surplus As Low As $3,434.00
    $3,434.00
    Repair Yours $990.00
    SPECTRUM CONTROLS 1734SC-IF4U

    SPECTRUM CONTROLS

    1734SC-IF4U

    DISCONTINUED BY MANUFACTURER, ANALOG INPUT MODULE, 4 CHANNEL, PLUG-IN, UNIVERSAL ANALOG INPUT
    ✓ IN STOCK!
    Buy Surplus As Low As $1,075.00
    $1,075.00
    Repair Yours $698.00
    SPECTRUM CONTROLS 1734SC-OCE2CIH

    SPECTRUM CONTROLS

    1734SC-OCE2CIH

    ISOLATED ANALOGUE & HART OUTPUT MODULE, TWO ISOLATED ANALOG OUTPUT CHANNELS WITH HART, 1 OUTPUT TYPE, 4 MA TO 20 MA CURRENT OUTPUT, 16-BIT RESOLUTION, 2/4-WIRE SUPPORT, AUTO-SCANNING OF HAR ...
    $831.96 Buy Surplus As Low As $499.45
    $499.45
    Repair Yours $414.63
    SPECTRUM CONTROLS 1734SC-OE2CIH

    SPECTRUM CONTROLS

    1734SC-OE2CIH

    INPUT MODULE, 2 CHANNEL OF ANALOG INPUT AND HART, CHANNEL SELECTABLE FILTERING, RESOLUTION 16 BIT, INPUT TYPE 2/4 SINGLE-ENDED C PLUS HART
    ✓ IN STOCK!
    $489.00 Buy Surplus As Low As $294.00
    $294.00
    Repair Yours $245.00
    SPECTRUM CONTROLS 1746SC-CTR4

    SPECTRUM CONTROLS

    1746SC-CTR4

    DISCONTINUED BY MANUFACTURER, COUNTER MODULE, 4-CHANNEL, 4PT, 50KHZ, TURBINE FLOWMETER, 25 KOHMS, 225 MA, 1.75 W MAX
    ✓ IN STOCK!
    Buy Surplus As Low As $1,602.00
    $1,602.00
    Repair Yours $1,050.00
    SPECTRUM CONTROLS 1746SC-CTR8

    SPECTRUM CONTROLS

    1746SC-CTR8

    DISCONTINUED BY MANUFACTURER,COUNTER MOUDULE, MEDIUM SPEED, 8 POINT, 50 KHZ OR TURBINE FLOWMETER
    ✓ IN STOCK!
    Buy Surplus As Low As $1,159.00
    $1,159.00
    Repair Yours $960.00
    SPECTRUM CONTROLS 1746SC-IA8I

    SPECTRUM CONTROLS

    1746SC-IA8I

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, 8POINT, ISOLATED, 100/120VAC,SPECTRUM CONTROLS 1746SC-IA8I SLC 500 DIGITAL INPUT MODULE FOR SLC 500 PLATFORM, (8) 100/120V AC/DC DIGITAL INPUTS, 1 ...
    ✓ IN STOCK!
    Buy Surplus As Low As $131.00
    $131.00
    Repair Yours $200.00
    SPECTRUM CONTROLS 1746SC-IB8I

    SPECTRUM CONTROLS

    1746SC-IB8I

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, 8 POINT, ISOLATED, 24 VDC, RACK MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $485.00
    $485.00
    Repair Yours $399.00
    SPECTRUM CONTROLS 1746SC-IC8I

    SPECTRUM CONTROLS

    1746SC-IC8I

    SPECTRUM CONTROLS, INPUT MODULE 8POINT ISOLATED 24VDC
    $350.00 Buy Surplus As Low As $210.00
    $210.00
    Repair Yours $200.00
    SPECTRUM CONTROLS 1746SC-IM8I

    SPECTRUM CONTROLS

    1746SC-IM8I

    DISCONTINUED BY MANUFACTURER, SPECTRUM CONTROLS, INPUT MODULE AC/DC 8 POINT ISOLATED 200/240V
    Buy Surplus As Low As $345.00
    $345.00
    Repair Yours $284.00
    SPECTRUM CONTROLS 1746SC-INI4I

    SPECTRUM CONTROLS

    1746SC-INI4I

    ANALOGUE INPUT MODULE, SLC500, 4 CHANNEL ISOLATED CURRENT
    ✓ IN STOCK!
    $2,835.00 Buy Surplus As Low As $429.00
    $429.00
    Repair Yours $349.00
    SPECTRUM CONTROLS 1746SC-INI4VI

    SPECTRUM CONTROLS

    1746SC-INI4VI

    INPUT MODULE, 4 INPUTS, ANALOG, ISOLATED CURRENT / VOLTAGE, INPUT RANGES, 0-10 VDC / +/- 10 VDC / 0-5 VDC / 1-5 VDC, 0-20MA / 4-20 MA, 16 BITS, 570 MA @ 5 V
    ✓ IN STOCK!
    $3,264.00 Buy Surplus As Low As $704.00
    $704.00
    Repair Yours $529.00
    SPECTRUM CONTROLS 1746SC-INO4I

    SPECTRUM CONTROLS

    1746SC-INO4I

    OUTPUT MODULE, FOR SLC 500 PLATFORM, 4 CHANNEL ISOLATED ANALOG OUTPUTS, 1 CHANNEL PER COMMON, 750 VDC CHANNEL-TO-CHANNEL ISOLATION, 0/4-20 MA, INDIVIDUALLY ISOLATED
    ✓ IN STOCK!
    $5,199.00 Buy Surplus As Low As $3,120.00
    $3,120.00
    Repair Yours $1,290.00
    SPECTRUM CONTROLS 1746SC-INO4VI

    SPECTRUM CONTROLS

    1746SC-INO4VI

    DISCONTINUED BY MANUFACTURER, OUTPUT MODULE, 4 POINT, ANALOG, ISOLATED CURRENT / VOLTAGE
    ✓ IN STOCK!
    Buy Surplus As Low As $3,636.00
    $3,636.00
    Repair Yours $1,290.00
    SPECTRUM CONTROLS 1746SC-NI8U

    SPECTRUM CONTROLS

    1746SC-NI8U

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, ANALOG, UNIVERSAL, 8 POINT, 31 INPUT, 0-20 MA INPUT, 0-5 V INPUT
    ✓ IN STOCK!
    Buy Surplus As Low As $3,300.00
    $3,300.00
    Repair Yours $1,908.00
    SPECTRUM CONTROLS 1746SC-NO8I

    SPECTRUM CONTROLS

    1746SC-NO8I

    DISCONTINUED BY MANUFACTURER, OUTPUT MODULE, SERIES A, ANALOG CURRENT OUTPUT MODULE FOR SLC 500 PLATFORM, (8) ANALOG CURRENT OUTPUTS, 0/4-20 MA, 16-BIT
    ✓ IN STOCK!
    Buy Surplus As Low As $1,818.00
    $1,818.00
    Repair Yours $995.00
    SPECTRUM CONTROLS 1746SC-NO8V

    SPECTRUM CONTROLS

    1746SC-NO8V

    DISCONTINUED BY MANUFACTURER, SPECTRUM CONTROLS , OUTPUT BOARD 8 ANALOG POINTS VOLTAGE ONLY
    ✓ IN STOCK!
    Buy Surplus As Low As $1,001.00
    $1,001.00
    Repair Yours $822.00
    SPECTRUM CONTROLS 1746SC-NT8

    SPECTRUM CONTROLS

    1746SC-NT8

    DISCONTINUED BY MANUFACTURER,INPUT MODULE, 8 POINT, ANALOG, THERMOCOUPLE/MV
    Buy Surplus As Low As $517.00
    $517.00
    Repair Yours $450.00
    SPECTRUM CONTROLS 1746SC-OAP8I

    SPECTRUM CONTROLS

    1746SC-OAP8I

    DISCONTINUED BY MANUFACTURER, SPECTRUM CONTROLS, OUTPUT MODULE ISOLATED TRIAC 8PT 1.5AMP EACH, SCL 1746SC-OAP8I ISOLATED-CIRCUIT
    ✓ IN STOCK!
    Buy Surplus As Low As $667.00
    $667.00
    Repair Yours $400.00
    SPECTRUM CONTROLS 1756SC-CTR8

    SPECTRUM CONTROLS

    1756SC-CTR8

    COUNTER INPUT MODULE, 8-SINGLE ENDED CHANNEL, UP TO 65KHZ COUNTER SPEED
    $1,650.00 Buy Surplus As Low As $990.00
    $990.00
    Repair Yours $822.00
    SPECTRUM CONTROLS 1756SC-IF8H

    SPECTRUM CONTROLS

    1756SC-IF8H

    INPUT MODULE, 8-POINT, ANALOG, W/HART PROTECTION, CONTROLOGIX
    ✓ IN STOCK!
    Buy Surplus As Low As $2,495.00
    $2,495.00
    Repair Yours $1,295.00
    SPECTRUM CONTROLS 1756SC-IF8U

    SPECTRUM CONTROLS

    1756SC-IF8U

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, 8 POINT, ANALOG, RTD, THERMOCOUPLE
    ✓ IN STOCK!
    Buy Surplus As Low As $2,919.00
    $2,919.00
    Repair Yours $1,990.00
    SPECTRUM CONTROLS 1756SC-OF8H

    SPECTRUM CONTROLS

    1756SC-OF8H

    DISCONTINUED BY MANUFACTURER, ANALOGUE OUTPUT MODULE, 5.1-24VDC, 200-230MA, 8 CHANNEL, 318X235X62MM
    ✓ IN STOCK!
    Buy Surplus As Low As $1,515.00
    $1,515.00
    Repair Yours $1,250.00
    SPECTRUM CONTROLS 1762IF8U

    SPECTRUM CONTROLS

    1762IF8U

    INPUT MODULE
    $764.00 Buy Surplus As Low As $458.00
    $458.00
    Repair Yours $382.00
    SPECTRUM CONTROLS 1762SC-IF4OF4

    SPECTRUM CONTROLS

    1762SC-IF4OF4

    DISCONTINUED BY MANUFACTURER, I/O MODULE, 4 POINT INPUT / ANALOG / 4 POINT OUTPUT / ANALOG
    Buy Surplus As Low As $2,222.00
    $2,222.00
    Repair Yours $699.00
    SPECTRUM CONTROLS 1762SC-IF8U

    SPECTRUM CONTROLS

    1762SC-IF8U

    ANALOG INPUT MODULE, MICROLOGIX 8-CHANNEL UNIVERSAL, VOLTAGE / CURRENT / THERMOCOUPLE, AND UP TO 4 RTD AND RESISTANCE INPUTS
    ✓ IN STOCK!
    $1,869.00 Buy Surplus As Low As $1,215.00
    $1,215.00
    Repair Yours $499.00
    SPECTRUM CONTROLS 1762SC-OF8

    SPECTRUM CONTROLS

    1762SC-OF8

    DISCONTINUED BY MANUFACTURER, OUTPUT MODULE, MICROLOGIX, 6 INPUT RANGES, W/ 8 CURRENT OR VOLTAGE OUTPUTS, 0-20 MA/4-20 MA OUTPUT CURRENT, 0-5 V/1-5 V/0-10 V/ +/-10 V OUTPUT VOLTAGE, SELECTAB ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,818.00
    $1,818.00
    Repair Yours $590.00
    SPECTRUM CONTROLS 1769SC-IF40F4

    SPECTRUM CONTROLS

    1769SC-IF40F4

    INPUT MODULE 8 CHANNELS
    $499.00 Buy Surplus As Low As $299.00
    $299.00
    Repair Yours $255.00
    SPECTRUM CONTROLS 1769SC-IF4IH

    SPECTRUM CONTROLS

    1769SC-IF4IH

    INPUT MODULE, 4 POINT ANALOG, W/HART PROTOCOL, C OR V
    ✓ IN STOCK!
    $2,279.00 Buy Surplus As Low As $1,368.00
    $1,368.00
    Repair Yours $1,136.00
    SPECTRUM CONTROLS 1769SC-IF8U

    SPECTRUM CONTROLS

    1769SC-IF8U

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, ANALOG, 8 CHANNEL, TC RTD UNIVERSAL
    ✓ IN STOCK!
    Buy Surplus As Low As $1,111.00
    $1,111.00
    Repair Yours $795.00
    SPECTRUM CONTROLS 1769SC-IR6I

    SPECTRUM CONTROLS

    1769SC-IR6I

    INPUT MODULE, 6 POINT, ISOLATED RTD
    $3,030.00 Buy Surplus As Low As $1,818.00
    $1,818.00
    Repair Yours $1,290.00
    SPECTRUM CONTROLS 1769SC-IT6I

    SPECTRUM CONTROLS

    1769SC-IT6I

    INPUT MODULE, 6POINT, ISOLATED THERMOCOUPLE, PROGRAMMABLE, UL/CUL LISTED, ANSI ISA, 12.12.01 (CLASS I, DIVISION 2, GROUPS ABCD), CE
    ✓ IN STOCK!
    $2,034.00 Buy Surplus As Low As $1,221.00
    $1,221.00
    Repair Yours $1,014.00
    SPECTRUM CONTROLS 1769SC-OF4IH

    SPECTRUM CONTROLS

    1769SC-OF4IH

    OUTPUT MODULE, ANALOG, 4 CHANNEL, HART PROTOCOL CURRENT, 16 BIT RESOLUTION OF THE ANALOGUE OUTPUTS, 5 VDC 180 MA, 24 VDC 200 MA
    ✓ IN STOCK!
    $1,866.00 Buy Surplus As Low As $1,120.00
    $1,120.00
    Repair Yours $930.00
    SPECTRUM CONTROLS 1771SC-ICI16

    SPECTRUM CONTROLS

    1771SC-ICI16

    INPUT MODULE 16POINT ISOLATED 48VDC
    $552.00 Buy Surplus As Low As $331.00
    $331.00
    Repair Yours $276.00
    SPECTRUM CONTROLS 1771SC-IFE32

    SPECTRUM CONTROLS

    1771SC-IFE32

    DISCONTINUED BY MANUFACTURER, 1771 SERIES I/O, INPUT MODULE, 32 PT SINGLE, 16 POINT DBL, ANALOG, C OR V
    Buy Surplus As Low As $1,788.00
    $1,788.00
    Repair Yours $1,500.00
    SPECTRUM CONTROLS 1771SC-IMI16

    SPECTRUM CONTROLS

    1771SC-IMI16

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, ISOLATED, 16 POINT, 200/240VAC/VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $900.00
    $900.00
    Repair Yours $760.00
    SPECTRUM CONTROLS 1771SC-OMI16

    SPECTRUM CONTROLS

    1771SC-OMI16

    DISCONTINUED BY MANUFACTURER, OUTPUT MODULE, ISOLATED, 16 POINT TRIAC, 74-276 V
    ✓ IN STOCK!
    Buy Surplus As Low As $1,862.00
    $1,862.00
    Repair Yours $1,250.00
    SPECTRUM CONTROLS 1794SC-IF8IU

    SPECTRUM CONTROLS

    1794SC-IF8IU

    DISCONTINUED BY MANUFACTURER, DISCONTINUED BY MANUFACTURER, INPUT MODULE, 8 UNIVERSAL ISOLATED ANALOG INPUTS, 24V DC, 240 MA, TC RTD USE W/1794-TB3G
    Buy Surplus As Low As $2,000.00
    $2,000.00
    Repair Yours $1,650.00
    SPECTRUM CONTROLS 1794SC-IRT8I

    SPECTRUM CONTROLS

    1794SC-IRT8I

    DISCONTINUED BY MANUFACTURER, INPUT MODULE, 8-POINT ANALOG, ISLTD RTD TC USE W/1794-TB3G
    Buy Surplus As Low As $2,580.00
    $2,580.00
    Repair Yours $2,142.00
    SPECTRUM CONTROLS 194-1

    SPECTRUM CONTROLS

    194-1

    MODULE CARD FOR FLOWMETER CONTROLLER 190
    $337.00 Buy Surplus As Low As $169.00
    $169.00
    Repair Yours $200.00
    Next
    1 2 3 4 5