Price of PartsINDUSTRIAL PRICE INDEX
ABB

TB840A

Verified market

Market snapshot

Prices updated 20 Sep 2026 · next refresh 21 Oct
$129
Low
$420
High
eBay - sparehuba_47 — $129River City Industrial — $157eBay - aziz110 — $2384D Controls — $239Aeliya Marine — $285eBay - xbav1820 — $420eBay - sparehuba_47eBay - sparehu…$129River City IndustrialRiver City Ind…$157eBay - aziz110eBay - aziz110$2384D Controls4D Controls$239 · MEDIANAeliya MarineAeliya Marine$285eBay - xbav1820eBay - xbav1820$420

Median $238 · 6 sellers · $109 below median at the lowest

$ Compare your quote against 6 current asking prices.

Asking prices for the exact catalog number TB840A currently range from $129 to $420 across 6 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

6 SELLERS · SORTED BY PRICE
SellerConditionPricevs medianListing
eBay - sparehuba_47not stated $129.00-46% View offer
River City Industrialnot stated $156.80-34% View offer
eBay - aziz110not stated $237.60· View offer
4D ControlsUSED / REFURB $239.00· View offer
Aeliya Marinenot stated $284.99+20% View offer
eBay - xbav1820not stated $420.00+76% View offer

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Condition

AS STATED BY SELLERS
Used / refurbished1
Not stated5

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.

Frequently asked

How much does a TB840A cost?

As of 20 Sep 2026, the ABB TB840A is listed from $129 to $420 across 6 sellers. The median asking price is $238. Prices are published seller asking prices and are refreshed monthly.

Who sells the TB840A?

6 sellers currently list the TB840A, including eBay - sparehuba_47, River City Industrial, eBay - aziz110. 3 of them are specialist industrial distributors. The lowest current asking price is $129 from eBay - sparehuba_47.

Why do TB840A prices vary so much?

The highest asking price for the TB840A is 3.3× 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.