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Allen-Bradley 1734-AENT POINT I/O

In stock: 2 units in Milwaukee, WI. Physically stocked and ready to ship or available for local pickup. Includes a 1-year full-function warranty.

POINT I/O EtherNet/IP adapter: 1-port 10/100 EtherNet/IP adapter for up to 63 POINT I/O modules (Series A: 13 modules)

Price

$399.99USD

Unused surplus units available

Request Repair Quote
Part Number1734-AENT
DescriptionPOINT I/O EtherNet/IP adapter. In stock in unused surplus condition, Series C.
Shipping
Ships same or next business day UPS Ground included | Next-Day Air and Worldwide Shipping available at checkout
Pickup
Free local pickup at 2122 N Prospect Ave. Call ahead at (414) 331-5954.
Warranty
1-year full-function warranty provided by NJT Automation.
Warranty details
Included
1 year, full-function
2 years
+15% of product price ($60.00)
3 years
+25% of product price ($100.00)
View full warranty policy
Returns
90-day free returns. View return policy
Exchange

Send us your defective 1734-AENT after your purchase for a 10% core credit ($40). We also purchase old or damaged parts outright.

Replacement Options for 1734-AENT

Pick a condition and series below. UPS Ground shipping included.

Allen Bradley 1734-AENT /C Point I/O Ethernet Network Adaptor - Sealed Surplus

$399.99 USDIn-stock match

Condition: New surplus (sealed)

Series C

2 in stockView details
Variants
Part NumberConditionSeriesQtyPrice
1734-AENT /C$399.99
New surplus (sealed) · Series C · 2 in stock
1734-AENT /CNew surplus (sealed)Series C2$399.99 USD
1734-AENTR /C$399.99
New surplus (sealed) · Series C · 7 in stock
1734-AENTR /CNew surplus (sealed)Series C7$399.99 USD

1734-AENT

Refurbished — pick series, then request a quote

Request Quote
1734-AENTRefurbished—Request Quote
Availability
Multiple Options Available
Repairs

1734-AENT Mail-In Repair Service

Part Number Decoder

POINT I/O EtherNet/IP adapter
1734AENT

POINT I/O EtherNet/IP adapter: 1-port 10/100 EtherNet/IP adapter for up to 63 POINT I/O modules (Series A: 13 modules).

1734
BulletinPOINT I/O: Allen-Bradley's 12 mm-wide modular I/O with removable terminal bases, up to 63 modules per adapter on EtherNet/IP, DeviceNet, ControlNet or PROFIBUS.
AENT
EtherNet/IP adapter1-port 10/100 EtherNet/IP adapter for up to 63 POINT I/O modules (Series A: 13 modules).
Decoded from the Rockwell Automation catalog-number structure. Series and firmware revision are printed on the product label, not encoded here.

Series & Revisions

Series C in stock; other series on request.

Series notes: Logix keys on catalog number and firmware revision, not series; with the default Compatible Module keying, any series of the same catalog number is accepted in the slot.

Intended Use

Built for distributed POINT I/O applications. The adapter puts a bank of POINT I/O on EtherNet/IP, ControlNet or DeviceNet inside a machine panel or junction box, feeding a Logix controller with I/O placed near the devices.

Physical Data

Weight and DimensionsWeight0.58 lb (0.26 kg)H × W × D5.3 × 2.2 × 3.1 in. (133.4 × 56.1 × 79.8 mm)
Weight0.26 kg (0.58 lb)
Typical unit weight
Dimensions (H × W × D)133.4 × 56.1 × 79.8 mm (5.3 × 2.2 × 3.1 in.)
EtherNet/IP adapter
Shipping Weight0.98 kg (2.17 lb)
Estimated: unit weight plus box and packing material; bills as 3 lb
Shipping Box (L × W × H)14 × 12 × 10 in. (356 × 305 × 254 mm)
Smallest standard box fitting the product with 3 in. cushioning per side
Product weight and dimensions are typical manufacturer-published values and may differ by series or option. Shipping box and weight are estimates for freight planning; the packed unit may ship in a different box.

Datasheet

Datasheet available for download
Generated from product specifications; not an official Allen-Bradley datasheet. For an official datasheet, contact Allen-Bradley or an authorized distributor.

Similar Part Numbers

  • 1734-AENTR EtherNet/IP adapter: 2-port 10/100 EtherNet/IP adapter with embedded switch for

Allen Bradley Information

Technical SpecificationsLifecycle status
LifecycleActive
Verify current status with the manufacturer.
CategoryPOINT I/O
Part Number1734-AENT
ManufacturerAllen-Bradley
Previously sold 1734-AENT11 sold

NJT Automation has supplied and shipped 11 1734-AENT POINT I/O EtherNet/IP adapters since 2024; these listings are sold and the in-stock options above are ready to ship.

Sold
11 since 2024
Series
C × 9, B × 2
Allen-Bradley 1734-AENT New surplus (sealed) - previously sold by NJT AutomationSold

Allen Bradley 1734-AENT /C Point IO Ethernet Network Adaptor 2024 Sealed Surplus

$599.99 USD

New surplus (sealed)

Request Quote

Can the 1734-AENT be repaired?

Yes. NJT Automation repairs the 1734-AENT by mail-in: diagnostic evaluation, component-level repair and a functional test, backed by a 1-year full-function warranty.

NJT managed repair. No evaluation fee; no repair, no charge. Prepaid UPS label both ways, $650 minimum, rush available. 1-year full-function warranty included, 2- and 3-year options.

Get a repair quoteor text photos and symptoms to (414) 331-5954

Compare quotes from independent repair technicians. Post your repair on RepairMode to receive competitive bids from experienced technicians. Each technician sets their own pricing and warranty.

Find a repair specialiston RepairMode.com ↗

Common failures

Failure patterns we regularly see on POINT I/O EtherNet/IP adapter hardware like the 1734-AENT:

  • Adapter drops off the network: port / transceiver failure with good cabling
  • POINTBus faults: backplane connector damage on the adapter or first module
  • Field power input section failure leaving the bank unpowered
  • Rotary address switches worn
  • Overheating in a sealed enclosure

Photos by NJT Automation; test videos from NJT or network repair technicians.

Still have questions?

Find answers to shipping, warranties, repairs, and more.

The Allen-Bradley 1734-AENT is a POINT I/O EtherNet/IP adapter: 1-port 10/100 EtherNet/IP adapter for up to 63 POINT I/O modules (Series A: 13 modules).
NJT Automation currently has 9 units of the 1734-AENT in stock in unused surplus condition (Series C). Each listing states its own condition and series. Factory-sealed, unused surplus stock in original packaging. May carry an older date code or series than current OEM production.
At NJT Automation, 11 1734-AENT POINT I/O EtherNet/IP adapters have sold since 2024 for $139 – $600, with a median of $165. By condition, used POINT I/O EtherNet/IP adapters went for $150 and unused surplus POINT I/O EtherNet/IP adapters went for $139 – $600. Right now 9 units are in stock at $400, depending on condition and series.
9 units of the 1734-AENT POINT I/O EtherNet/IP adapter are on the shelf in Milwaukee, WI, priced from $399.99. Orders before 5:00 PM Central on a business day ship the same day; next-day air is available at checkout.
Disclaimer

Trademarks & Compatibility

All trademarks, service marks, trade names, brand names, and logos displayed on this website are the property of their respective owners. Any references to manufacturers, products, or brands are for identification and compatibility purposes only and do not imply any affiliation with, endorsement by, sponsorship from, or authorization by the respective trademark owners.

Independent Supplier

NJT Automation is an independent supplier of surplus, refurbished, and pre-owned industrial automation equipment. Unless expressly stated otherwise, NJT Automation is not an authorized distributor, dealer, representative, or affiliate of the original equipment manufacturer (OEM) for any products offered on this website.

Product Condition & Warranty

Products sold by NJT Automation may be surplus inventory, discontinued models, older series, or units with earlier manufacturing date codes than those currently available from the OEM or its authorized distribution network. As NJT Automation is not an authorized distributor, manufacturer warranties, support programs, and other OEM services may not apply. Any warranty provided is solely that of NJT Automation, where applicable.

Firmware & Software Licensing

Certain programmable logic controllers (PLCs), drives, HMIs, and other electronic products may require firmware to operate. While some products may include firmware, NJT Automation makes no representations or warranties regarding whether firmware is installed, the firmware version or revision level, its compatibility with your application, or its licensing status.

NJT Automation does not provide, obtain, transfer, or license firmware on behalf of customers. We make no representation regarding your ability or legal right to obtain, download, install, or use firmware from the OEM, its authorized distributors, or any other source. It is the customer's sole responsibility to ensure compliance with all applicable End User License Agreements (EULAs), software licenses, intellectual property rights, and other terms governing the acquisition, installation, and use of firmware.