Price of PartsINDUSTRIAL PRICE INDEX
Allen-Bradley

140M-D8N-B40

4 sellers — below our five-seller verification bar DISCONTINUED

Allen-Bradley lists this part as discontinued. The designated replacement is 140MT-D9N-B40. Remaining stock of the 140M-D8N-B40 trades on the surplus market below.

Market snapshot

Prices updated 20 Sep 2026 · next refresh 21 Oct
$130
Low
$412
High
Equipt — $130Electrical Equipment Company — $311NorthEast Electrical — $327OneSource Distributors — $412EquiptEquipt$130Electrical Equipment CompanyElectrical Equ…$311 · MEDIANNorthEast ElectricalNorthEast Elec…$327OneSource DistributorsOneSource Dist…$412

Median $319 · 4 sellers · $189 below median at the lowest

$ Compare your quote against 4 current asking prices.

Asking prices for the exact catalog number 140M-D8N-B40 currently range from $130 to $412 across 4 sellers, observed 20 Sep 2026. Distributor product page: santaclarasystems.com. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.

Current listings

4 SELLERS · SORTED BY PRICE
SellerConditionPricevs medianListing
EquiptUSED / REFURB $130.00-59% View offer
Electrical Equipment Companynot stated $310.81-3% View offer
NorthEast Electricalnot stated $327.05+3% View offer
OneSource Distributorsnot stated $411.71+29% View offer

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Condition

AS STATED BY SELLERS
Used / refurbished1
Not stated3

Most industrial listings do not state condition — treat unstated as unknown, not as new. Across 666 comparable parts across the index, used and refurbished units are listed at a median 83% 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
140M-D8E-B40one character apart4$330+4%

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

Is the 140M-D8N-B40 still available?

Allen-Bradley lists the 140M-D8N-B40 as discontinued. 4 sellers still offer remaining or refurbished stock, currently from $130. Allen-Bradley designates 140MT-D9N-B40 as the replacement.

How much does a 140M-D8N-B40 cost?

As of 20 Sep 2026, the Allen-Bradley 140M-D8N-B40 is listed from $130 to $412 across 4 sellers. The median asking price is $319. Prices are published seller asking prices and are refreshed monthly.

Who sells the 140M-D8N-B40?

4 sellers currently list the 140M-D8N-B40, including Equipt, Electrical Equipment Company, NorthEast Electrical. 4 of them are specialist industrial distributors. The lowest current asking price is $130 from Equipt.

Why do 140M-D8N-B40 prices vary so much?

The highest asking price for the 140M-D8N-B40 is 3.2× 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.