View Cart

Allen-Bradley 1756-OF6CI ControlLogix Analog Output

Allen-Bradley 1756-OF6CI ControlLogix analog output module, 6-channel isolated current analog output module. NJT Automation offers mail-in repair for the 1756-OF6CI with a 1-year warranty; replacement pricing is available on request.

Mail-in repair available now. Returned with a 1-year warranty. Replacement pricing on request.

Request Replacement QuoteRequest Repair QuoteEstimated $1,440.00
Part Number1756-OF6CI
Price
On Request
Previously sold for $1,199.99 USDAvailability and condition determine final quote.
DescriptionControlLogix analog output module, 6-channel.
Shipping
UPS Ground included | Next-Day Air and Worldwide Shipping available at checkout
Warranty
1-year full-function warranty provided by NJT Automation.
Warranty details
Included
1 year, full-function
2 years
+15% of product price ($180.00)
3 years
+25% of product price ($300.00)
View full warranty policy
Returns
90-day free returns. View return policy
Exchange

Send us your defective 1756-OF6CI after your purchase for a 10% core credit. We also purchase old or damaged parts outright.

Availability
Sourced on request

We do not have a 1756-OF6CI on the shelf right now. We can source one through our supplier network; request a quote and we confirm availability, price and lead time before you commit.

Sourcing

Sourced through our Level 1 network of vetted US suppliers. Each unit is checked before it ships and carries the same NJT warranty and return policy as our own stock. Quotes within one hour during business hours; typical delivery 3–5 business days, next-day air available. Sourced parts are not available for local pickup.

Request QuoteHow Level 1 sourcing works
Repairs

1756-OF6CI Mail-In Repair Service

Estimated: $1,440.00

Part Number Decoder

ControlLogix analog output module
1756OF6CI
1756
BulletinControlLogix: Rockwell Automation's chassis-based control platform (controllers, I/O, communication modules, power supplies and chassis).
OF
Analog outputAnalog output: voltage / current (±10V, 0…20 mA and similar ranges).
6
Channel count6 channels.
CI
SignalCurrent outputs, individually isolated.
Decoded from the Rockwell Automation catalog-number structure. Series and firmware revision are printed on the product label, not encoded here.

Series & Revisions

No series in stock today; request a series above.

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

Designed for continuous analog control applications. Analog outputs send 4-20 mA or ±10V references to valve positioners, variable-frequency drives, dampers and proportional controls in process loops and speed-controlled machinery.

Physical Data

Weight and DimensionsWeight0.66 lb (0.30 kg)H × W × D5.7 × 1.4 × 5.7 in. (145 × 35 × 145 mm)
Weight0.30 kg (0.66 lb)
Typical unit weight
Dimensions (H × W × D)145 × 35 × 145 mm (5.7 × 1.4 × 5.7 in.)
Single-slot module
Shipping Weight0.83 kg (1.82 lb)
Estimated: unit weight plus box and packing material; bills as 2 lb
Shipping Box (L × W × H)12 × 12 × 8 in. (305 × 305 × 203 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.

Allen Bradley Information

Technical SpecificationsLifecycle status
LifecycleActive
Verify current status with the manufacturer.
CategoryControlLogix
Part Number1756-OF6CI
ManufacturerAllen-Bradley

Previously sold 1756-OF6CI

1 sold

NJT Automation has supplied and shipped one 1756-OF6CI ControlLogix analog output module in 2024; request a quote and we will source another from our supplier network.

Sold
1 in 2024
Series
A × 1
Allen-Bradley 1756-OF6CI New surplus (sealed) - previously sold by NJT AutomationSold

Allen Bradley 1756-OF6CI / 1756OF6CI Ser A ControlLogix 6 Pt Isolated Module

$1,199.99 USD

New surplus (sealed)

Request Quote

Can the 1756-OF6CI be repaired?

Yes. NJT Automation repairs the 1756-OF6CI 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 PLC repair specialiston RepairMode.com ↗

Common failures

Failure patterns we regularly see on ControlLogix analog output module hardware like the 1756-OF6CI:

  • Output channel stuck at zero or full scale: output driver damaged by a field short or miswired supply
  • Output drift or offset, calibration lost
  • Open-wire / high-alarm bits set with a good field loop (channel circuit damaged)
  • Channel dies after a ground loop or an inductive load on the output
  • Module fault after backplane voltage sag

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 1756-OF6CI is a ControlLogix analog output module: 6-channel isolated current analog output module.
The 1756-OF6CI may be available on request in Unused surplus / Refurbished / Used condition. We can quote this part in unused surplus, refurbished, or used condition depending on availability and your preference. Specify your requirement in the RFQ.
The 1756-OF6CI is sourced on request. Request a quote and we'll confirm availability and lead time, typically a few business days.
6 channels.
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.