• $ USD
    USD - United States Dollar (US$)EUR - Euro (€)GBP - British Pound (£)CAD - Canadian Dollar (C$)AUD - Australian Dollar (A$)BRL - Brazilian Real (R$)MXN - Mexican Peso (Mex$)NZD - New Zealand Dollar (NZ$)JPY - Japanese Yen (¥)CNY - Chinese Renminbi Yuan (CN¥)INR - Indian Rupee (₹)TRY - Turkish Lira (₺)THB - Thai Baht (฿)PLN - Polish Zloty (zł)ZAR - South African Rand (R)AED - United Arab Emirates Dirham (د.إ)RUB - Russian Ruble (₽)RON - Romanian Leu (Lei)HUF - Hungarian Forint (Ft)BOB - Bolivian Boliviano (Bs)
  • Loading...
  • Sell on Machinio
  • Testimonials
  • Log In / Sign Up
Skip to search inputSkip to categories
Machinio
Tip: Enter manufacturer, model or keyword

Industrial Automation » Input/Output Modules » Allen-Bradley » 1734

Search By Model

  • 1734-EP24DC (9)
  • 1734-IB8S B (8)
  • View all »
  • 1734-IB8 D (7)
  • 1734-FPD (4)
  • 1734-IB8 C (1)

Search By Model

  • 1734-EP24DC (9)
  • 1734-FPD (4)
  • 1734-IB8 C (1)
  • 1734-IB8 D (7)
  • 1734-IB8S B (8)

Search By Country

  • USA (95)
  • Canada (1)
  • Mexico (1)
  • Canada (1)
  • Mexico (1)
  • USA (95)

Building Filters

Related Events

Federal Equipment - Auctions (Proxio Group) logo
Live Now

Industrial Surplus Equipment Auction

by Federal Equipment - Auctions (Proxio Group)

Online
Ends Dec 11th, 15:00 CST
View event
97

Used automation equipment

  • Allen-Bradley 1734-OB4 Ser.C / 1734-TOPS.

    Allen-Bradley 1734-OB4 Ser.C / 1734-TOPS. PLC Output Module. 3B-18

    • Manufacturer: Allen-Bradley
    • Model: 1734

    Allen-Bradley 1734-OB4 / 1734-TOPS. PLC Output Module. 3B-18 We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, PLC's, Sensors, Process Controls...

    $22 USD
    Duncan, SC
  • Allen-Bradley 1734-EP24DC Ser B with

    Allen-Bradley 1734-EP24DC Ser B with 1734-RTB/A. Power Supply. 3B-25

    • Manufacturer: Allen-Bradley
    • Model: 1734-EP24DC

    Allen-Bradley 1734-EP24DC Ser B with 1734-RTB/A. Power Supply. 3B-25 We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, PLC's, Sensors, Pro...

    $23 USD
    Duncan, SC
  • Allen-Bradley 1734-OE2C Ser. C PLC

    Allen-Bradley 1734-OE2C Ser. C PLC Output Module. 3E-30 10612598205292

    • Manufacturer: Allen-Bradley
    • Model: 1734

    Allen-Bradley 1734-OE2C PLC Output Module. 3E-30 We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, PLC's, Sensors, Process Controls and Timers...

    $153 USD
    Duncan, SC
  • Allen-Bradley 1734-ADNX Point I/O DeviceNet

    Allen-Bradley 1734-ADNX Point I/O DeviceNet Adapter (5.3.3)

    • Manufacturer: Allen-Bradley
    • Model: 1734

    Allen-Bradley 1734-ADNX Point I/O 24V DC DeviceNet Adapter EACH**** Palmetto Automation Inc. of Duncan SC specializes in buying, selling, and repairing obsolete Used, Refurbished, and New industrial electronic eq...

    $72 USD
    Duncan, SC
  • Allen-Bradley 1734-IE2C Ser.C / 1734-TOPS

    Allen-Bradley 1734-IE2C Ser.C / 1734-TOPS A. PLC Input Module. 3B-20

    • Manufacturer: Allen-Bradley
    • Model: 1734

    Allen-Bradley 1734-IE2C / 1734-TOPS A. PLC Input Module. 3B-20 We repair all types of industrial automation including AC Servo Drives, Servo Motors, Operator Interface Panels, PLC's, Sensors, Process Contro...

    $89 USD
    Duncan, SC
  • Allen Bradley 1734-IB8, terminal base,

    Allen Bradley 1734-IB8, terminal base, NNB,

    • Manufacturer: Allen-Bradley
    • Model: 1734

    “Nice unit, see pictures for more info” JR-36 Free shipping to lower 48 With Warranty Located in Hamilton mi New inventory listed daily Feel free to ask any questions

    $300 USD
    Hamilton, MI
  • Allen Bradley 1734-AENTR communication adapter,

    Allen Bradley 1734-AENTR communication adapter, NNB, AB 1734-RTB

    • Manufacturer: Allen-Bradley
    • Model: 1734

    “Nice unit, see pictures for more info” JR-39 Free shipping to lower 48 With Warranty Located in Hamilton mi New inventory listed daily Feel free to ask any questions

    $650 USD
    Hamilton, MI
  • Trusted Seller
    Allen-Bradley 1734-TOP Terminal Base, Series

    Allen-Bradley 1734-TOP Terminal Base, Series A

    • Manufacturer: Allen-Bradley
    • Model: 1734

    PLEASE REVIEW: We would ask that potential buyers please view the photographs carefully, and understand what you are buying. Please ask any questions you have PRIOR to your purchase. *Your purchase includes a 30 ...

    $25 USD
    Suwanee, GA
  • Trusted Seller
    Allen Bradley 1734-MB Series A

    Allen Bradley 1734-MB Series A Terminal Base - Lot of 3

    • Manufacturer: Allen-Bradley
    • Model: 1734

    PLEASE REVIEW: We would ask that potential buyers please view all of the photographs carefully, and understand what you are buying. All questions must be submitted PRIOR to auction close. Your purchase includes a...

    $30 USD
    Suwanee, GA
  • Trusted Seller
    Allen-Bradley 1734-232ASCII Point I/O w/

    Allen-Bradley 1734-232ASCII Point I/O w/ 1734-MB & 1734-RTB

    • Manufacturer: Allen-Bradley
    • Model: 1734

    “This item was removed from working equipment, inspected, cleaned and found in very good condition.”

    $326 USD
    Saint-Jean-sur-Richelieu, Canada
  • 2023 New Open Box Allen

    2023 New Open Box Allen Bradley 1734-IB8S SER B Digital Safety Input Module

    • Manufacturer: Allen-Bradley
    • Model: 1734

    “New never used. See pictures. See pictures” 2023 New Open Box Allen Bradley 1734-IB8S SER B Digital Safety Input Module In new working and cosmetic condition. Never used I will ship within one business day. Inte...

    $1,100 USD
    Houston, TX
  • Allen Bradley 1734-IB8S 1B8S IBBS

    Allen Bradley 1734-IB8S 1B8S IBBS Ser B POINT I/O Safety Input Module 8 Point

    • Manufacturer: Allen-Bradley
    • Model: 1734-IB8S B

    “In good working and cosmetic condition. Tested and works. See pictures.” Allen Bradley 1734-IB8S 1B8S IBBS Ser B POINT I/O Safety Input Module 8 Point In good working and cosmetic condition. Tested and works. Se...

    $1,000 USD
    Houston, TX
  • 2022 Allen Bradley 1734-IB8S Point

    2022 Allen Bradley 1734-IB8S Point Guard I/O Safety Module

    • Manufacturer: Allen-Bradley
    • Model: 1734

    “Used. Clean unit. See pictures” 2022 Allen Bradley 1734-IB8S Point Guard I/O Safety Module In good working and cosmetic condition. Tested and works. See pictures. I will ship within one business day. Internation...

    $1,000 USD
    Houston, TX
  • Trusted Seller
    ALLEN BRADLEY 1734-OB2E.

    ALLEN BRADLEY 1734-OB2E.

    • Manufacturer: Allen-Bradley
    • Model: 1734

    Allen-Bradley 1734-OB2E Digital Output Module Manufacturer: Allen-Bradley I/O Point 4-Point Digital Output Module Never used

    Hermosillo, Mexico
  • New Allen Bradley 1734-OBV2S Ser

    New Allen Bradley 1734-OBV2S Ser B Point Guard I/O Safety Digital Output Module

    • Manufacturer: Allen-Bradley
    • Model: 1734

    New Allen Bradley 1734-OBV2S Ser B Point Guard I/O Safety Digital Output Module In new working and cosmetic condition. Never used. See pictures. I will ship within one business day. International buyers are welco...

    $3,000 USD
    Houston, TX
Show More Results
34567

About

  • About Machinio
  • About Liquidity Services
  • Careers
  • Testimonials
  • Media

Sellers

  • Become a Seller

Dealer Software

  • Machinio System

Buyers

  • Upcoming Auctions

Liquidity Services Brands

Surplus Aggregator

Property Surplus

Government Surplus

Retail Surplus

Machinery Surplus

Consumer Surplus

Subscribe

  • Manage Preferences

Follow Us

Open FacebookOpen LinkedinOpen X-TwitterOpen YouTube

© 2025 Machinio Corp., a subsidiary of Liquidity Services, Inc.

  • Contact Us
  • Privacy Policy
  • User Agreement
  • Manage Cookies
  • machinio.au
    machinio.commachinio.demachinio.itmachinio.frmachinio.esmachinio.mxmachinio.aumachinio.co.nzmachinio.nlmachinio.jpmachinio.com.cnmachinio.com.br