Allen-Bradley 1734-AENTR POINT I/O – Ready to Ship / Pick Up

Name: Allen-Bradley 1734-AENTR POINT I/O
Brand: Allen-Bradley
SKU: 1734-AENTR
Price: 399.99 USD
Availability: InStock

In stock: 1734-AENTR POINT I/O EtherNet/IP adapter: 2-port 10/100 EtherNet/IP adapter with embedded switch for Device Level Ring (DLR) and linear topologies. NJT Automation has 7 units available in Milwaukee, WI, ready to ship or available for local pickup. Includes a one-year full-function warranty.

Allen-Bradley 1734-AENTR POINT I/O EtherNet/IP adapter – front view

$399.99USD

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Part Number	1734-AENTR
Description	POINT I/O EtherNet/IP adapter. In stock in unused surplus condition, Series C.
Shipping	Ships today 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-AENTR after your purchase for a 10% core credit ($40). We also purchase old or damaged parts outright.

Replacement Options for 1734-AENTR

In stock and ready to ship today

Allen-Bradley 1734-AENTR Unused surplus (new old stock) - Buy 1734-AENTR replacement | NJT Automation

Allen-Bradley 1734-AENTR Unused surplus (new old stock) - alternate view

Allen-Bradley 1734-AENTR /C Point I/O Dual Port Network Adapter - Sealed Surplus

$399.99 USDIn-stock match

Condition: Unused surplus (new old stock)

Series C

7 in stockView details

Variants

Part NumberConditionSeriesQtyPrice

1734-AENTR /C$399.99

Unused surplus (new old stock) · Series C · 7 in stock

1734-AENTR /CUnused surplus (new old stock)Series C7$399.99 USD

1734-AENTR

Refurbished — pick series, then request a quote

Series neededRequest Quote

1734-AENTRRefurbishedSeries needed—Request Quote

Availability

Similar Match Available

A similar unit is in stock and ready to ship once you confirm the condition you need.

Repairs

1734-AENTR Mail-In Repair Service

Part Number Decoder

POINT I/O EtherNet/IP adapter

1734AENTR

POINT I/O EtherNet/IP adapter: 2-port 10/100 EtherNet/IP adapter with embedded switch for Device Level Ring (DLR) and linear topologies; up to 63 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.
AENTR: EtherNet/IP adapter2-port 10/100 EtherNet/IP adapter with embedded switch for Device Level Ring (DLR) and linear topologies; up to 63 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

Intended 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 DimensionsWeight0.62 lb (0.28 kg)H × W × D5.3 × 2.9 × 3.1 in. (133.4 × 73.8 × 79.8 mm)

Weight	0.28 kg (0.62 lb) Typical unit weight
Dimensions (H × W × D)	133.4 × 73.8 × 79.8 mm (5.3 × 2.9 × 3.1 in.) EtherNet/IP adapter
Shipping Weight	1.00 kg (2.21 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-AENT EtherNet/IP adapter: 1-port 10/100 EtherNet/IP adapter for up to 63 POINT I/O

Allen Bradley Information

Technical Specifications8 parameters from manufacturer-published specifications

Lifecycle	Active Verify current status with the manufacturer.
Module type	POINT I/O EtherNet/IP adapter, 2-port
Ethernet ports	2 × 10/100 Mbps with embedded switch
Supported topologies	Star, tree, linear (daisy-chain), Device Level Ring (DLR)
I/O module capacity	Up to 63 POINT I/O modules per adapter
Connections	Direct and rack-optimized
Module input power	10…28.8V DC, 1,000 mA max
POINTBus output	5V DC @ 0.8 A
Field power pass-through	10…28.8V DC @ 9 A

Typical manufacturer-published values for this catalog number; confirm against the current manufacturer documentation before specifying.

Can the 1734-AENTR be repaired?

Yes. NJT Automation repairs the 1734-AENTR 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.

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Common failures

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

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

Related services:PLC Repair All Repair Services

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

Still have questions?

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

Frequently Asked Questions

What is the 1734-AENTR?

The Allen-Bradley 1734-AENTR is a POINT I/O EtherNet/IP adapter: 2-port 10/100 EtherNet/IP adapter with embedded switch for Device Level Ring (DLR) and linear topologies; up to 63 modules.

What condition is it in?

NJT Automation currently has 7 units of the 1734-AENTR in stock in unused surplus condition (Series C). Each listing states its own condition and series. Typically unused surplus or new/open-box stock. Packaging may be opened or replaced, but the module itself has no meaningful run time.

How much does it cost?

At NJT Automation, 8 1734-AENTR POINT I/O EtherNet/IP adapters have sold since 2024 for $139 – $350, with a median of $167. Right now 7 units are in stock at $400, depending on condition and series.

When does this part ship?

7 units of the 1734-AENTR 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.