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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 101-150 of 801.
    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 B9541AT

    YOKOGAWA

    B9541AT

    DISCONTINUED BY MANUFACTURER, CASSETTE RIBBON, CHART RECORDER, 6 COLOR
    ✓ IN STOCK!
    Buy Surplus As Low As $65.25
    $65.25
    SIEMENS UPH:16137-173

    SIEMENS

    UPH:16137-173

    DISCONTINUED BY MANUFACTURER 10/01/2022, APACS+/QUADLOG TERMINATION PLUG, SIDE A, M-BUS
    ✓ IN STOCK!
    Buy Surplus As Low As $9.01
    $9.01
    SIEMENS 3RK1903-3ED00

    SIEMENS

    3RK1903-3ED00

    DISCONTINUED BY MANUFACTURER, TERMINAL MODULE, (130MM), FOR ET 200S INVERT POWER MODULE IPM25 FS B, W/ SUPPLY LINE CONNECTION
    ✓ IN STOCK!
    $1,153.00 Buy Surplus As Low As $877.00
    $877.00
    Repair Yours $421.00
    SIEMENS 3RK1304-0HS00-6AA0

    SIEMENS

    3RK1304-0HS00-6AA0

    RSM ISOLATOR MODULE, ET 200PRO, MAINTENENCE SWITCH MODULE, UP TO 25 AMP, DISCONNECTOR FUNCTION FOR MAIN CIRCUIT,
    ✓ IN STOCK!
    $1,011.00 Buy Surplus As Low As $225.99
    $225.99
    Repair Yours $300.00
    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!
    $447.00 Buy Surplus As Low As $282.00
    $282.00
    Repair Yours $300.00
    SIEMENS 3RK1901-1MA00

    SIEMENS

    3RK1901-1MA00

    DISCONTINUED BY MANUFACTURER, SINCE 1/10/2018, COUPLING MODULE, AS-INTERFACE APPLICATION, FOR INTEGRATED ADDRESSING SOCKET FOR (2) AS-I CABLES, YELLOW CONNECTORS
    ✓ IN STOCK!
    Buy Surplus As Low As $165.00
    $165.00
    Repair Yours $300.00
    SIEMENS 3TX7004-3PG74

    SIEMENS

    3TX7004-3PG74

    OUTPUT COUPLING LINK, HL OUTPUT, 2.5 A, 30 V DC, 110-230 V AC/DC, SHORT CIRCUIT-PROOF, ENCLOSURE WIDTH 6.2 MM
    ✓ IN STOCK!
    $155.54 Buy Surplus As Low As $67.60
    $67.60
    ASEA BROWN BOVERI 500P1225-9

    ASEA BROWN BOVERI

    KENT TAYLOR

    500P1225-9

    CHART PAPER 100/BOX
    ✓ IN STOCK!
    Buy Surplus As Low As $20.35
    $20.35
    HONEYWELL 30735860-001

    HONEYWELL

    30735860-001

    DISCONTINUED BY MANUFACTURER, TRANSCEIVER MODULE, RCD
    ✓ IN STOCK!
    Buy Surplus As Low As $153.05
    $153.05
    Repair Yours $300.00
    HONEYWELL 30731832-002

    HONEYWELL

    MICROSWITCH

    30731832-002

    DISCONTINUED BY MANUFACTURER, PROCESSOR BOARD,
    ✓ IN STOCK!
    Buy Surplus As Low As $1,633.81
    $1,633.81
    Repair Yours $1,356.06
    HONEYWELL 30731808-003

    HONEYWELL

    30731808-003

    DISCONTINUED BY MANUFACTURER, REGULATOR BOARD, 24 VDC, HOLD 2 FUSES, 2 LEDS INDICATOR
    ✓ IN STOCK!
    Buy Surplus As Low As $190.80
    $190.80
    Repair Yours $300.00
    HONEYWELL 30731691-001

    HONEYWELL

    30731691-001

    DISCONTINUED BY MANUFACTURER, PCB, HONEYWELL INTERFACE BOARD
    ✓ IN STOCK!
    Buy Surplus As Low As $42.52
    $42.52
    Repair Yours $300.00
    ICP DAS USA I-7024

    ICP DAS USA

    I-7024

    ANALOG OUTPUT MODULE, 4-CHANNEL, 14-BIT, RS-485 INTERFACE, BAUD RATE: 1200 TO 115200 BPS, PROTOCOL: DCON, DIN-RAIL OR WALL MOUNTING, VOLTAGE: 0~5V/+-5V/0~10V/+-10V, CURRENT: 0~20 MA/4~20 MA
    ✓ IN STOCK!
    $636.25 Buy New $636.25
    $257.54
    Repair Yours $300.00
    ALLEN BRADLEY 9300-RAPMKIT

    ALLEN BRADLEY

    9300-RAPMKIT

    PAGING CAPABILITY SERIAL MODEM, SERIAL MODEM, REMOTE ACCESS, PAGING CAPABILITY, WITH SOFTWARE, MOUNTABLE
    ✓ IN STOCK!
    Buy Surplus As Low As $826.90
    $826.90
    Repair Yours $549.40
    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
    YOKOGAWA B9565AP

    YOKOGAWA

    B9565AP

    CHART RECORDER PEN CARTRIDGE RED 3/PK
    ✓ IN STOCK!
    $70.60 Buy Surplus As Low As $42.19
    $42.19
    OMRON V600P01

    OMRON

    V600P01

    MONITOR UNIT FOR ID CONTROLLER
    ✓ IN STOCK!
    $377.00 Buy Surplus As Low As $227.00
    $227.00
    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
    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 24001660-010

    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 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 $40.50
    $40.50
    HONEYWELL 30755156-001

    HONEYWELL

    30755156-001

    PC BOARD TEMPERATURE CONTROL
    ✓ IN STOCK!
    Buy Surplus As Low As $314.93
    $314.93
    Repair Yours $300.00
    HONEYWELL 30752499-001

    HONEYWELL

    30752499-001

    ROLL CHART FOR DPR-1500
    ✓ IN STOCK!
    $54.40 Buy Surplus As Low As $25.80
    $25.80
    HONEYWELL 30735489-002

    HONEYWELL

    30735489-002

    STANDARD CHART PEN, RED, #2, 6-PACK
    ✓ IN STOCK!
    $240.35 Buy Surplus As Low As $193.00
    $193.00
    HONEYWELL 30733155-001

    HONEYWELL

    30733155-001

    DISCONTINUED BY MANUFACTURER, SWITCHING REGULATOR BOARD, PWA
    ✓ IN STOCK!
    Buy Surplus As Low As $607.46
    $607.46
    Repair Yours $560.21
    HONEYWELL 30731832-001

    HONEYWELL

    30731832-001

    DISCONTINUED BY MANUFACTURER, MICROPROCESSOR BOARD, FOR TDC 2000, 1 LED INDICATOR, CAN BE USED FOR CB/RCD/HLPIU/LLPIU/LEPIU/OP STATION
    ✓ IN STOCK!
    Buy Surplus As Low As $3,304.78
    $3,304.78
    Repair Yours $2,742.97
    GRAPHIC CONTROLS OP504

    GRAPHIC CONTROLS

    OP504

    CHART PAPER, 100 CHARTS
    ✓ IN STOCK!
    $17.17 Buy New $17.17
    $12.36
    DIA NIELSEN F5173802X01

    DIA NIELSEN

    F5173802X01

    PEN, DISPOSABLE, FOR TAYLOR CHART RECORDER, RED
    ✓ IN STOCK!
    $58.91 Buy Surplus As Low As $26.24
    $26.24
    BACHARACH 14-7030

    BACHARACH

    14-7030

    DISCONTINUED BY MANUFACTURER, CHART RECORDER TEMPSCRIBE 40-100DEG F 7DAY WIND-UP
    ✓ IN STOCK!
    Buy Surplus As Low As $259.81
    $259.81
    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-SA

    ALLEN BRADLEY

    1770-SA

    DISCONTINUED BY MANUFACTURER, RECORDER DIGITAL CASSETTE, 1/.5AMP, 230VAC, 50/60HZ
    ✓ IN STOCK!
    Buy Surplus As Low As $177.52
    $177.52
    Repair Yours $300.00
    WESTRONICS INC CB100124-02

    WESTRONICS INC

    CB100124-02

    THERMO AMPLIFIER
    ✓ IN STOCK!
    Buy Surplus As Low As $1,009.74
    $1,009.74
    Repair Yours $931.20
    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 $3,401.33
    $3,401.33
    Repair Yours $2,823.11
    HONEYWELL 074435

    HONEYWELL

    LEEDS & NORTHRUP

    074435

    DISCONTINUED BY MANUFACTURER, RELAY OUTPUT CARD, DIGITAL, 10POINT, RACK MOUNT
    ✓ IN STOCK!
    Buy Surplus As Low As $363.50
    $363.50
    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 30756141-003

    HONEYWELL

    30756141-003

    MARK INPUT KIT, REPLACEMENT, 7 PIECE, FOR DR-4500A CHART RECORDER, REPLACES 51309352-002 AND 51402577-001
    ✓ IN STOCK!
    $1,789.17 Buy Surplus As Low As $1,150.45
    $1,150.45
    Repair Yours $790.00
    ASEA BROWN BOVERI 500P1225-1

    ASEA BROWN BOVERI

    TAYLOR ELECTRONICS

    500P1225-1

    CHART PAPER, 100/BOX, 10.5 INCH, RANGE 0/100, 24 HR
    ✓ IN STOCK!
    $63.46 Buy Surplus As Low As $25.25
    $25.25
    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
    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 51304487-150

    HONEYWELL

    MEASUREX

    51304487-150

    DISCONTINUED BY MANUFACTURER, OUTPUT MODULE, PWA, DIGITAL
    ✓ IN STOCK!
    Buy Surplus As Low As $1,097.96
    $1,097.96
    Repair Yours $990.00
    HONEYWELL 30735489-001

    HONEYWELL

    30735489-001

    INK CARTRIDGE, PURPLE, 6 PACK, 3.05 X 3.35 X .7
    ✓ IN STOCK!
    $236.14 Buy Surplus As Low As $143.68
    $143.68
    HONEYWELL 30731820-001

    HONEYWELL

    30731820-001

    DISCONTINUED BY MANUFACTURER, PC BOARD ASSEMBLY, DEP INTERFACE,
    ✓ IN STOCK!
    Buy Surplus As Low As $396.00
    $396.00
    Repair Yours $330.00
    HONEYWELL 30731811-1

    HONEYWELL

    30731811-1

    DISCONTINUED BY MANUFACTURER, OUTPUT MODULE, RACK MOUNT, CARD SIDE CONNECTOR
    ✓ IN STOCK!
    Buy Surplus As Low As $596.70
    $596.70
    Repair Yours $495.26
    DANAHER CONTROLS 793506-250

    DANAHER CONTROLS

    VEEDER ROOT

    793506-250

    DISCONTINUED BY MANUFACTURER, PRODUCTION DATA CONTROL, 115/230 VAC, 50/60 HZ, 20 W, RELAY OUTPUT
    ✓ IN STOCK!
    Buy Surplus As Low As $1,292.50
    $1,292.50
    Repair Yours $1,037.50
    HONEYWELL 30754975-503

    HONEYWELL

    30754975-503

    SERVO-PLATE ASSEMBLY, REPLACEMENT, TRULINE MODEL, FOR DR45 CHART RECORDERS
    ✓ IN STOCK!
    $1,110.00 Buy Surplus As Low As $672.00
    $672.00
    HONEYWELL 30750730-001

    HONEYWELL

    30750730-001

    DISCONTINUED BY MANUFACTURER, INTERFACE BOARD, MONITORS STATUS OF DISKETTE DRIVES, CONTROLS POSITIONING OF READ/WRITE HEADS, ENCODES/DECODES DATA
    ✓ IN STOCK!
    Buy Surplus As Low As $874.80
    $874.80
    Repair Yours $726.08
    ASEA BROWN BOVERI NTAI-03

    ASEA BROWN BOVERI

    BAILEY CONTROLS

    NTAI-03

    DISCONTINUED BY MANUFACTURER, PC BOARD TERMINATION MODULE, +24 VDC, 0.25A, NETWORK 90
    ✓ IN STOCK!
    Buy Surplus As Low As $102.89
    $102.89
    Repair Yours $300.00
    ASEA BROWN BOVERI NIOX01

    ASEA BROWN BOVERI

    BAILEY CONTROLS

    NIOX01

    DISCONTINUED BY MANUFACTURER, EXPANSION MODULE, I/O NET90
    ✓ IN STOCK!
    Buy Surplus As Low As $3,554.10
    $3,554.10
    Repair Yours $3,277.67
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