Price of PartsINDUSTRIAL PRICE INDEX
Siemens

3RT20351KB40

3 sellers — below our five-seller verification bar

Market snapshot

Prices updated 10 Aug 2026 · next refresh 10 Sep
$123
Low
$247
High
Radwell.com — $123Leadtime — $159PLC Direct — $247Radwell.comRadwell.com$123LeadtimeLeadtime$159 · MEDIANPLC DirectPLC Direct$247

Median $159 · 3 sellers · $36.39 below median at the lowest

$ Compare your quote against 3 current asking prices.

Asking prices for the exact catalog number 3RT20351KB40 currently range from $123 to $247 across 3 sellers, observed 10 Aug 2026. Distributor product page: rexelusa.com. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.

Current listings

3 SELLERS · SORTED BY PRICE
SellerPricevs medianListing
Radwell.com $123.08-23% View offer
Leadtime $159.47· View offer
PLC Direct $247.08+55% View offer

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Variants and similar numbers

VERIFY BEFORE ORDERING
Catalog numberRelationshipSellersMedianvs this part
3RT2037-1KB40one character apart2$323+102%
3RT20361KB40one character apart2$328+105%

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 3RT20351KB40 cost?

As of 10 Aug 2026, the Siemens 3RT20351KB40 is listed from $123 to $247 across 3 sellers. The median asking price is $159. Prices are published seller asking prices and are refreshed monthly.

Who sells the 3RT20351KB40?

3 sellers currently list the 3RT20351KB40, including Radwell.com, Leadtime, PLC Direct. 3 of them are specialist industrial distributors. The lowest current asking price is $123 from Radwell.com.

Why do 3RT20351KB40 prices vary so much?

The highest asking price for the 3RT20351KB40 is 2.0× 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.