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    Industrial Data Control & Monitoring

    Maximize operational insights with precise data loggers, chart recorders, and monitoring modules, ideal for data-driven decision-making in industrial sectors.

    Optimize and oversee your industrial processes with our cutting-edge data control systems. We offer chart papers, chart pens, data loggers, DCS modules, monitors, and strip recorders, all designed for precise data collection and analysis. Our dependable systems are perfect for the manufacturing, energy, and environmental monitoring sectors. Upgrade to our advanced data control systems today for real-time insights, enhanced decision-making, and unparalleled efficiency.

    Rockwell Disclaimer: The product is used surplus. Radwell is not an authorized surplus dealer or affiliate for the Manufacturer of this product. The product may have older date codes or be an older series than that available direct from the factory or authorized dealers. Because Radwell is not an authorized distributor of this product, the Original Manufacturer’s warranty does not apply. While many Allen-Bradley PLC products will have firmware already installed, Radwell makes no representation as to whether a PLC product will or will not have firmware and, if it does have firmware, whether the firmware is the revision level that you need for your application. Radwell also makes no representations as to your ability or right to download or otherwise obtain firmware for the product from Rockwell, its distributors, or any other source. Radwell also makes no representations as to your right to install any such firmware on the product. Radwell will not obtain or supply firmware on your behalf. It is your obligation to comply with the terms of any End-User License Agreement or similar document related to obtaining or installing firmware.

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    Results 1-50 of 811.
    SIEMENS 3RF2920-0GA16

    SIEMENS

    3RF2920-0GA16

    MONITORING MODULE, SIRIUS, EXTENDED LOAD, 20 AMP, 400-600 VAC/DC, 50/60 HZ, FINGER SAFE, FOR SEMICONDUCTOR RELAY/ CONTACTOR, -25 TO +60 DEGREES C, IP20
    ✓ IN STOCK!
    $397.00 Buy Surplus As Low As $263.00
    $263.00
    Repair Yours $300.00
    SIEMENS QLCCM24AAN

    SIEMENS

    MOORE PRODUCTS

    QLCCM24AAN

    DISCONTINUED BY MANUFACTURER, CONTROL MODULE CRITICAL APACS POWER, 24VDC, CCM+4M, (16418-41/4)
    ✓ IN STOCK!
    Buy Surplus As Low As $18,481.97
    $18,481.97
    Repair Yours $3,800.00
    AYDIN DISPLAYS 8939

    AYDIN DISPLAYS

    AYDIN CONTROLS

    8939

    MONITOR COLOR 1.9AMP 19INCH
    ✓ IN STOCK!
    $2,747.52 Buy Surplus As Low As $1,141.67
    $1,141.67
    Repair Yours $1,108.29
    BALLUFF BIS C-140-11/L-M8

    BALLUFF

    BIS C-140-11/L-M8

    (BIS00J1) PRODUCT GROUP = LF (70/455 KHZ), DIMENSION = Ø 22 X 21 MM, USER DATA, READ/WRITE = 2047 BYTE, MEMORY TYPE = EEPROM, ANTENNA TYPE = ROUND, INSTALLATION = METAL-FREE (CLEAR ZONE) ON ...
    ✓ IN STOCK!
    $269.00 Buy Surplus As Low As $178.00
    $178.00
    Repair Yours $300.00
    ANALOG DEVICES 3B47-K-05

    ANALOG DEVICES

    3B47-K-05

    INPUT MODULE ANALOG ISOLATED THERMOCOUPLE LIN
    ✓ IN STOCK!
    $393.00 Buy Surplus As Low As $236.00
    $236.00
    Repair Yours $300.00
    TIME MARK CORP 257B

    TIME MARK CORP

    257B

    POWER MONITOR, 257-SERIES, 3 PHASE, 5AMP AT 120VAC, 208-250VAC, 8-PIN
    ✓ IN STOCK!
    $121.98 Buy New $121.98
    $60.99
    GRAPHIC CONTROLS 10557636

    GRAPHIC CONTROLS

    10557636

    PENS TO FIT CIRCULAR CHART RECORDERS, UNIVERSAL SERIES 39, 0.60IN, PURPLE, (PRICE/PK OF 6)
    ✓ IN STOCK!
    $94.86 Buy New $94.86
    $53.53
    SIEMENS 2588958-0003

    SIEMENS

    2588958-0003

    DISCONTINUED BY MANUFACTURER, MONITOR, 115/230VAC, 60/50HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $2,370.00
    $2,370.00
    Repair Yours $1,400.00
    CISCO ASA5505-RACK-MNT=

    CISCO

    ASA5505-RACK-MNT=

    RACK MOUNTING KIT, FOR ASA5505 OR 2600 CONTROLLER
    ✓ IN STOCK!
    $80.52 Buy Surplus As Low As $67.10
    $67.10
    HONEYWELL 51304283-100

    HONEYWELL

    MEASUREX

    51304283-100

    DISCONTINUED BY MANUFACTURER, HTD INTERFACE BOARD, HTD DIRECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $493.71
    $493.71
    Repair Yours $431.34
    ADVANTECH ESP904E

    ADVANTECH

    B&B SMARTWORX

    ESP904E

    DISCONTINUED BY MANUFACTURER, MULTI-INTERFACE ETHERNET, QUAD PORT, SERIAL SERVER, 10/100 MBPS, LAN AND WAN COMMUNICATIONS
    ✓ IN STOCK!
    Buy Surplus As Low As $371.00
    $371.00
    Repair Yours $300.00
    ASEA BROWN BOVERI 1912JA001100000STD

    ASEA BROWN BOVERI

    KENT TAYLOR

    1912JA001100000STD

    DISCONTINUED BY MANUFACTURER, CHART RECORDER, CIRCULAR, COMMANDER 1900 SERIES, STANDARD ELECTRICAL CODE, 2 PENS, NOT FITTED DOOR LOCK, 115 VAC POWER SUPPLY
    ✓ IN STOCK!
    Buy Surplus As Low As $2,204.20
    $2,204.20
    Repair Yours $1,650.00
    ALLEN BRADLEY 1770-SB

    ALLEN BRADLEY

    1770-SB

    DISCONTINUED BY MANUFACTURER, DATA CARTRIDGE RECORDER, 0.3 AMP, 115 VAC, 50/60 HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $131.67
    $131.67
    Repair Yours $300.00
    ALLEN BRADLEY 1770-SA

    ALLEN BRADLEY

    1770-SA

    DISCONTINUED BY MANUFACTURER, RECORDER DIGITAL CASSETTE, 1/.5AMP, 230VAC, 50/60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $159.77
    $159.77
    Repair Yours $300.00
    WESTRONICS INC CB100124-02

    WESTRONICS INC

    CB100124-02

    THERMO AMPLIFIER
    ✓ IN STOCK!
    Buy Surplus As Low As $768.90
    $768.90
    Repair Yours $638.19
    SIEMENS 6FC4600-0AR04

    SIEMENS

    6FC4600-0AR04

    DISCONTINUED BY MANUFACTURER, SINUMERIK MONITOR MONOCHROME CRT, 12INCH, W/ FRONT PANEL
    ✓ IN STOCK!
    Buy Surplus As Low As $1,320.00
    $1,320.00
    Repair Yours $1,100.00
    HONEYWELL 82408217-001

    HONEYWELL

    82408217-001

    DISCONTINUED BY MANUFACTURER, MOS CPUII BOARD, MULTI INPUT/OUTPUT, PANEL MOUNT, SINGLE SLOT CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $291.13
    $291.13
    Repair Yours $300.00
    HONEYWELL 074435

    HONEYWELL

    LEEDS & NORTHRUP

    074435

    DISCONTINUED BY MANUFACTURER, RELAY OUTPUT CARD, DIGITAL, 10POINT, RACK MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $333.50
    $333.50
    Repair Yours $301.71
    HONEYWELL 51309352-002

    HONEYWELL

    MEASUREX

    51309352-002

    DISCONTINUED BY MANUFACTURER, ANALOG INPUT CARD, DCS INPUT, CHART RECORDER, DIGITAL DISPLAY, FIBER TIP PENS, RECORDS UP TO 4 PROCESS VARIABLES ON SAME TIMELINE, FOR USE ON DR4500 CIRCULAR CH ...
    ✓ IN STOCK!
    Buy Surplus As Low As $1,103.20
    $1,103.20
    Repair Yours $840.00
    HONEYWELL 51304487-150

    HONEYWELL

    MEASUREX

    51304487-150

    DISCONTINUED BY MANUFACTURER, OUTPUT MODULE, PWA, DIGITAL
    ✓ IN STOCK!
    Buy Surplus As Low As $988.16
    $988.16
    Repair Yours $820.18
    HONEYWELL 51301880-100

    HONEYWELL

    MEASUREX

    51301880-100

    DISCONTINUED BY MANUFACTURER, TERMINAL BOARD, PWA, TDC 2000, MUX, THERMOCOUPLE
    ✓ IN STOCK!
    Buy Surplus As Low As $1,425.75
    $1,425.75
    Repair Yours $1,105.96
    HONEYWELL 30757569-001

    HONEYWELL

    30757569-001

    DISCONTINUED BY MANUFACTURER, PROCESSOR BOARD WITH 30754916-001 ALARM BOARD
    ✓ IN STOCK!
    Buy Surplus As Low As $678.24
    $678.24
    Repair Yours $671.18
    HONEYWELL 30756141-003

    HONEYWELL

    30756141-003

    MARK INPUT KIT, REPLACEMENT, 7 PIECE, FOR DR-4500A CHART RECORDER, REPLACES 51309352-002 AND 51402577-001
    ✓ IN STOCK!
    $931.00 Buy New $931.00
    $1,150.45
    Repair Yours $790.00
    HONEYWELL 30754975-502

    HONEYWELL

    30754975-502

    SERVO-PLATE FOR CHART RECORDER
    ✓ IN STOCK!
    $1,323.00 Buy Surplus As Low As $399.60
    $399.60
    Repair Yours $339.93
    HONEYWELL 30731811-001

    HONEYWELL

    30731811-001

    DISCONTINUED BY MANUFACTURER, OUTPUT BOARD MODULE, FOR BASIC CONTROLLER / EXTENDED CONTROLLER AND MULTIFUNCTION CONTROLLER
    ✓ IN STOCK!
    Buy Surplus As Low As $225.26
    $225.26
    Repair Yours $300.00
    DICKSON TH803

    DICKSON

    TH803

    DISCONTINUED BY MANUFACTURER, CHART RECORDER, TEMPERATURE/HUMIDITY, WITH PROBE, 8 INCH DIAMETER, 120 VAC, CH 1: TEMPERATURE, CH 2: HUMIDITY, LCD DISPLAY, IP20 RATING, -20 TO 120 F TEMPERATUR ...
    ✓ IN STOCK!
    Buy Surplus As Low As $874.47
    $874.47
    Repair Yours $698.00
    GRAPHIC CONTROLS LA249551

    GRAPHIC CONTROLS

    LA249551

    CHART RECORDER PAPER, BLUE, FOR USE WITH CHESSEL RECORDERS: (4101C / 4101C / 4103C)
    ✓ IN STOCK!
    $103.00 Buy New $103.00
    $62.00
    FLUKE LAV3RMS

    FLUKE

    AMPROBE

    LAV3RMS

    DISCONTINUED BY MANUFACTURER, AMPROBE, TEST; BANDWIDTH MIN:50HZ; BANDWIDTH MAX:400HZ; ACCURACY %:5%; CREST FACTOR:3.1
    ✓ IN STOCK!
    $1,384.29 Buy Surplus As Low As $603.57
    $603.57
    Repair Yours $521.84
    FLUKE DM-II

    FLUKE

    AMPROBE

    DM-II

    DISCONTINUED BY MANUFACTURER, DATA LOGGER/RECORDER, LCD, 600VAC/VDC
    ✓ IN STOCK!
    Buy Surplus As Low As $421.10
    $421.10
    Repair Yours $349.52
    DANAHER CONTROLS 51000011

    DANAHER CONTROLS

    PARTLOW

    51000011

    CHART RECORDER, MRC 5000 SERIES, DIGITAL, 1X PEN, 90-240 VAC, NEMA 3 ENCLOSURE
    ✓ IN STOCK!
    $3,202.47 Buy New $3,202.47
    $1,728.97
    Repair Yours $1,249.00
    HONEYWELL 51400667-100

    HONEYWELL

    MEASUREX

    51400667-100

    DISCONTINUED BY MANUFACTURER, CONTROL BOARD, LCN I/F BOARD, LOCAL CONTROL NETWORK FOR NODE CONFIGURATIONS USING OLDER NON-INTEGRATED PROCESSORS
    ✓ IN STOCK!
    Buy Surplus As Low As $1,527.00
    $1,527.00
    Repair Yours $1,450.00
    HONEYWELL 51108088-100

    HONEYWELL

    51108088-100

    DISCONTINUED BY MANUFACTURER, I/O BOARD, DATA HIWAY INTERFACE I/O, DH I/O BOARD TYPE, SCREW TERMINALS
    ✓ IN STOCK!
    Buy Surplus As Low As $347.44
    $347.44
    Repair Yours $300.00
    HONEYWELL 621-9929

    HONEYWELL

    621-9929

    DISCONTINUED BY MANUFACTURER, PARALLEL BUS SELECTOR, SERIAL LINK MODULE
    ✓ IN STOCK!
    Buy Surplus As Low As $354.14
    $354.14
    HONEYWELL 621-6500R

    HONEYWELL

    621-6500R

    DISCONTINUED BY MANUFACTURER, OUTPUT MODULE, 24V DC
    ✓ IN STOCK!
    Buy Surplus As Low As $174.92
    $174.92
    Repair Yours $300.00
    BALLUFF BIS C-108-32/L

    BALLUFF

    BIS C-108-32/L

    (BIS000K) PRODUCT GROUP = LF (70/455 KHZ), DIMENSION = 32 X 11 X 52 MM, USER DATA, READ/WRITE = 8192 BYTE, MEMORY TYPE = EEPROM, ANTENNA TYPE = ROUND, INSTALLATION = METAL-FREE (CLEAR ZONE) ...
    ✓ IN STOCK!
    $522.88 Buy Surplus As Low As $192.07
    $192.07
    Repair Yours $300.00
    WESTRONICS INC CTM60689-00

    WESTRONICS INC

    CTM60689-00

    CHART PAPER, DAN FOLD, 120FEET, PRESSURE SENSITIVE
    ✓ IN STOCK!
    $29.33 Buy Surplus As Low As $24.35
    $24.35
    YOKOGAWA B9906JA

    YOKOGAWA

    B9906JA

    CHART RECORDER RIBBON, MULTICOLOUR, 6 COLOUR
    ✓ IN STOCK!
    $116.57 Buy Surplus As Low As $78.89
    $78.89
    YOKOGAWA B9902AM

    YOKOGAWA

    B9902AM

    CHART RECORDER PEN, CARTRIDGE, RED COLOR, PACKAGE OF 3
    ✓ IN STOCK!
    $95.50 Buy Surplus As Low As $78.78
    $78.78
    YOKOGAWA B9565AP

    YOKOGAWA

    B9565AP

    CHART RECORDER PEN CARTRIDGE RED 3/PK
    ✓ IN STOCK!
    $24.78 Buy Surplus As Low As $20.56
    $20.56
    YOKOGAWA B9541AT

    YOKOGAWA

    B9541AT

    DISCONTINUED BY MANUFACTURER, CASSETTE RIBBON, CHART RECORDER, 6 COLOR
    ✓ IN STOCK!
    Buy Surplus As Low As $65.25
    $65.25
    YOKOGAWA B9538RN

    YOKOGAWA

    B9538RN

    DISCONTINUED BY MANUFACTURER, CHART PAPER, Z-FOLD, 114 MM WIDTH, STRIP CHARTS
    ✓ IN STOCK!
    Buy Surplus As Low As $22.19
    $22.19
    OMRON V600P01

    OMRON

    V600P01

    MONITOR UNIT FOR ID CONTROLLER
    ✓ IN STOCK!
    $377.00 Buy Surplus As Low As $227.00
    $227.00
    Repair Yours $200.00
    OMEGA ENGINEERING CT485-CWF

    OMEGA ENGINEERING

    CT485-CWF

    7 DAY; OM 100 CHARTS CHART CIRCULAR 8", DOUBLE SIDED CHART PAPER FOR CTXL TEMPERATURE AND HUMIDITY
    ✓ IN STOCK!
    $78.00 Buy New $78.00
    $52.00
    OMEGA ENGINEERING 31311981

    OMEGA ENGINEERING

    31311981

    DISCONTINUED BY MANUFACTURER, FOLDING CHART PAPER
    ✓ IN STOCK!
    Buy Surplus As Low As $17.72
    $17.72
    HONEYWELL 30731823-001

    HONEYWELL

    30731823-001

    DISCONTINUED BY MANUFACTURER, CONVERTOR MODULE BOARD, A/D MULTIPLEXER, PANEL MOUNT, MULTI INPUT/OUTPUT
    ✓ IN STOCK!
    Buy Surplus As Low As $187.16
    $187.16
    Repair Yours $300.00
    HONEYWELL 24001660-014

    HONEYWELL

    24001660-014

    CHART PAPER, PRICE/100, 0-800 RANGE
    ✓ IN STOCK!
    $86.72 Buy Surplus As Low As $42.30
    $42.30
    HONEYWELL 24001660-010

    HONEYWELL

    24001660-010

    CHART PAPER, CIRCULAR, 24 H ROTATION, 100 PER BOX
    ✓ IN STOCK!
    $135.00 Buy Surplus As Low As $77.97
    $77.97
    HONEYWELL 46190052-100

    HONEYWELL

    46190052-100

    CHART PAPER,RANGE NONE, LENGTH 115FT
    ✓ IN STOCK!
    $116.39 Buy Surplus As Low As $81.72
    $81.72
    HONEYWELL 46182712-001

    HONEYWELL

    46182712-001

    DISCONTINUED BY MANUFACTURER, RIBBON CARTRIDGE, CASSETTE, 6 COLOR
    Buy Surplus As Low As $247.59
    $247.59
    HONEYWELL 46180582-001

    HONEYWELL

    46180582-001

    FANFOLD CHART PAPER, NO RANGE UNIFORM SPACING, 50 UNIF DIV GRID ONLY, 46 FT LENGTH
    ✓ IN STOCK!
    $59.00 Buy Surplus As Low As $35.70
    $35.70
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