Price of PartsINDUSTRIAL PRICE INDEX
ABB

CM-MSS.21S

2 sellers — below our five-seller verification bar

Market snapshot

Prices updated 20 Sep 2026 · next refresh 21 Oct
$137
Low
$214
High
EnrgTech — $137Standard Electric Supply Co. — $214EnrgTechEnrgTech$137 · MEDIANStandard Electric Supply Co.Standard Elect…$214

Median $175 · 2 sellers · $38.12 below median at the lowest

$ Compare your quote against 2 current asking prices.

Asking prices for the exact catalog number CM-MSS.21S currently range from $137 to $214 across 2 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

2 SELLERS · SORTED BY PRICE
SellerPricevs medianListing
EnrgTech $137.28-22% View offer
Standard Electric Supply Co. $213.52+22% View offer

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Variants and similar numbers

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Catalog numberRelationshipSellersMedianvs this part

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 CM-MSS.21S cost?

As of 20 Sep 2026, the ABB CM-MSS.21S is listed from $137 to $214 across 2 sellers. The median asking price is $175. Prices are published seller asking prices and are refreshed monthly.

Who sells the CM-MSS.21S?

2 sellers currently list the CM-MSS.21S, including EnrgTech, Standard Electric Supply Co.. 2 of them are specialist industrial distributors. The lowest current asking price is $137 from EnrgTech.

Why do CM-MSS.21S prices vary so much?

The highest asking price for the CM-MSS.21S is 1.6× 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.