Price of PartsINDUSTRIAL PRICE INDEX
Allen-Bradley

1785-L20B

Verified market
Market snapshotPrices updated 9 Aug 2026 · next refresh 9 Sep
$161
Low
$450
High
Axxa Automation — $161PLCHardware.com — $179Sigma Surplus — $235Artisan Technology Group, SB Industrial Supply — $350Classic Automation — $359afi-systems.com — $418Radwell.com — $432PLC Department — $450Axxa AutomationAxxa Automation$161PLCHardware.comPLCHardware.com$179Sigma SurplusSigma Surplus$235Artisan Technology Group, SB Industrial SupplyArtisan Techno… +1$350 · MEDIANClassic AutomationClassic Automa…$359afi-systems.comafi-systems.com$418Radwell.comRadwell.com$432PLC DepartmentPLC Department$450

Median $350 · 9 sellers · $289 price spread

Asking prices for the exact catalog number 1785-L20B currently range from $161 to $450 across 9 sellers, observed 9 Aug 2026. Distributor product page: santaclarasystems.com. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.

Current listings9 SELLERS · SORTED BY PRICE
SellerConditionPricevs medianListing
Axxa AutomationUSED / REFURB $161.46-54% View listing
PLCHardware.comnot stated $179.00-49% View listing
Sigma Surplusnot stated $234.99-33% View listing
Artisan Technology Groupnot stated $350.00· View listing
SB Industrial SupplyUSED / REFURB $350.00· View listing
Classic Automationnot stated $359.00+3% View listing
afi-systems.comnot stated $418.00+19% View listing
Radwell.comnot stated $431.97+23% View listing
PLC Departmentnot stated $450.00+29% View listing
ConditionAS STATED BY SELLERS
Used / refurbished2
Not stated7

Most industrial listings do not state condition — treat unstated as unknown, not as new.

Frequently asked

How much does a 1785-L20B cost?

As of 9 Aug 2026, the Allen-Bradley 1785-L20B is listed from $161 to $450 across 9 sellers. The median asking price is $350. Prices are published seller asking prices and are refreshed monthly.

Who sells the 1785-L20B?

9 sellers currently list the 1785-L20B, including Axxa Automation, PLCHardware.com, Sigma Surplus. 9 of them are specialist industrial distributors. The lowest current asking price is $161 from Axxa Automation.

Why do 1785-L20B prices vary so much?

The highest asking price for the 1785-L20B is 2.8× 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.