Price of PartsINDUSTRIAL PRICE INDEX
Allen-Bradley

1756-OF4

Verified market

Market snapshot

Prices updated 9 Oct 2026 · next refresh 9 Nov
$88.00
Low
$521
High
cambiaplc.com — $88.00InnoPLC Sync — $130palmettoautomationinc.com — $195njtautomation.com — $195Sigma Surplus — $200Next Day Automation — $295Protech Supply — $313inprosols — $375Relectric.com — $485Radwell.com — $521cambiaplc.comcambiaplc.com$88.00InnoPLC SyncInnoPLC Sync$130palmettoautomationinc.compalmettoautoma…$195njtautomation.comnjtautomation.…$195Sigma SurplusSigma Surplus$200 · MEDIANNext Day AutomationNext Day Autom…$295Protech SupplyProtech Supply$313inprosolsinprosols$375Relectric.comRelectric.com$485Radwell.comRadwell.com$521

Median $248 · 10 sellers · $160 below median at the lowest

$ Compare your quote against 10 current asking prices.

Asking prices for the exact catalog number 1756-OF4 currently range from $88.00 to $521 across 10 sellers, observed 9 Oct 2026. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.

Current listings

10 SELLERS · SORTED BY PRICE
SellerConditionPricevs medianListing
cambiaplc.comNEW $88.00-64% View offer
InnoPLC Syncnot stated $130.00-47% View offer
palmettoautomationinc.comnot stated $194.75-21% View offer
njtautomation.comnot stated $194.99-21% View offer
Sigma Surplusnot stated $200.00-19% View offer
Next Day AutomationUSED / REFURB $295.00+19% View offer
Protech Supplynot stated $312.55+26% View offer
inprosolsNEW $375.00+52% View offer
Relectric.comnot stated $485.10+96% View offer
Radwell.comnot stated $521.48+111% View offer

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Condition

AS STATED BY SELLERS
New2
Used / refurbished1
Not stated7

Most industrial listings do not state condition — treat unstated as unknown, not as new. Across 42 comparable parts in ControlLogix 1756, used and refurbished units are listed at a median 88% of the new price. These are asking prices, not sold prices, and the spread around that median is wide. Ask the seller to state condition in writing before comparing quotes.

Variants and similar numbers

VERIFY BEFORE ORDERING
Catalog numberRelationshipSellersMedianvs this part

These are different products that read almost identically on a purchase order. Google groups them together; we do not. Confirm the exact suffix against the nameplate before ordering.

Frequently asked

How much does a 1756-OF4 cost?

As of 9 Oct 2026, the Allen-Bradley 1756-OF4 is listed from $88.00 to $521 across 10 sellers. The median asking price is $248. Prices are published seller asking prices and are refreshed monthly.

Who sells the 1756-OF4?

10 sellers currently list the 1756-OF4, including cambiaplc.com, InnoPLC Sync, palmettoautomationinc.com. 10 of them are specialist industrial distributors. The lowest current asking price is $88.00 from cambiaplc.com.

Why do 1756-OF4 prices vary so much?

The highest asking price for the 1756-OF4 is 5.9× the lowest. Industrial parts trade in a market where new surplus, refurbished stock and list-price sellers coexist without a shared price reference, so identical catalog numbers are listed at very different prices.

Related ControlLogix 1756 parts

10 SHOWN
Catalog numberSellersLowMedianSpread