Price of PartsINDUSTRIAL PRICE INDEX
Siemens

3RT2018-1BB42

Verified market

Market snapshot

Prices updated 20 Sep 2026 · next refresh 21 Oct
$67.87
Low
$154
High
turll.com — $67.87Classic Automation — $74.00Halltronics — $112PLC Direct — $128newegg.com — $154turll.comturll.com$67.87Classic AutomationClassic Automa…$74.00HalltronicsHalltronics$112 · MEDIANPLC DirectPLC Direct$128newegg.comnewegg.com$154

Median $112 · 5 sellers · $44.21 below median at the lowest

$ Compare your quote against 5 current asking prices.

Asking prices for the exact catalog number 3RT2018-1BB42 currently range from $67.87 to $154 across 5 sellers, observed 20 Sep 2026. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.

Current listings

5 SELLERS · SORTED BY PRICE
SellerConditionPricevs medianListing
turll.comNEW $67.87-39% View offer
Classic Automationnot stated $74.00-34% View offer
Halltronicsnot stated $112.08· View offer
PLC Directnot stated $127.61+14% View offer
newegg.comnot stated $153.99+37% View offer

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Condition

AS STATED BY SELLERS
New1
Not stated4

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
3RT2018-2BB42one character apart5$101-10%
3RT2018-2BB41one character apart3$100-11%

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 3RT2018-1BB42 cost?

As of 20 Sep 2026, the Siemens 3RT2018-1BB42 is listed from $67.87 to $154 across 5 sellers. The median asking price is $112. Prices are published seller asking prices and are refreshed monthly.

Who sells the 3RT2018-1BB42?

5 sellers currently list the 3RT2018-1BB42, including turll.com, Classic Automation, Halltronics. 4 of them are specialist industrial distributors. The lowest current asking price is $67.87 from turll.com.

Why do 3RT2018-1BB42 prices vary so much?

The highest asking price for the 3RT2018-1BB42 is 2.3× 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.