Price of PartsINDUSTRIAL PRICE INDEX
Siemens

3RT2018-2BB42

Verified market

Market snapshot

Prices updated 20 Sep 2026 · next refresh 21 Oct
$84.14
Low
$146
High
turll.com — $84.14eibmarkt.com — $84.24EnrgTech — $101Elio Electro Tech — $103Electric Automation Network — $146turll.comturll.com$84.14eibmarkt.comeibmarkt.com$84.24EnrgTechEnrgTech$101 · MEDIANElio Electro TechElio Electro T…$103Electric Automation NetworkElectric Autom…$146

Median $101 · 5 sellers · $17.07 below median at the lowest

$ Compare your quote against 5 current asking prices.

Asking prices for the exact catalog number 3RT2018-2BB42 currently range from $84.14 to $146 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
SellerPricevs medianListing
turll.com $84.14-17% View offer
eibmarkt.com $84.24-17% View offer
EnrgTech $101.21· View offer
Elio Electro Tech $102.98+2% View offer
Electric Automation Network $145.67+44% View offer

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Variants and similar numbers

VERIFY BEFORE ORDERING
Catalog numberRelationshipSellersMedianvs this part
3RT2018-1BB42one character apart5$112+11%
3RT2018-2BB41one character apart3$100-1%

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 3RT2018-2BB42 cost?

As of 20 Sep 2026, the Siemens 3RT2018-2BB42 is listed from $84.14 to $146 across 5 sellers. The median asking price is $101. Prices are published seller asking prices and are refreshed monthly.

Who sells the 3RT2018-2BB42?

5 sellers currently list the 3RT2018-2BB42, including turll.com, eibmarkt.com, EnrgTech. 5 of them are specialist industrial distributors. The lowest current asking price is $84.14 from turll.com.

Why do 3RT2018-2BB42 prices vary so much?

The highest asking price for the 3RT2018-2BB42 is 1.7× 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.