SMC

SYLVANIA-21871

Limited data — single seller

Market snapshot

Prices updated 9 Oct 2026 · next refresh 9 Nov

$19.77

Low

$39.77

High

Median $29.97 · 3 sellers · $10.20 below median at the lowest

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$ Compare your quote against 3 current asking prices.

Asking prices for the exact catalog number SYLVANIA-21871 currently range from $19.77 to $39.77 across 3 sellers, observed 9 Oct 2026. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.

Current listings

3 SELLERS · SORTED BY PRICE

Seller	Price	vs median	Listing
newegg.com	$19.77	-34%	View offer
Interlight	$29.97	·	View offer
Walmart - FUTURE LIGHTING	$39.77	+33%	View offer

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Variants and similar numbers

VERIFY BEFORE ORDERING

Catalog number	Relationship	Sellers	Median	vs this part
SYLVANIA-21878	one character apart	2	$280	+835%
SYLVANIA-21671	one character apart	2	$288	+860%

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 SYLVANIA-21871 cost?

As of 9 Oct 2026, the SMC SYLVANIA-21871 is listed from $19.77 to $39.77 across 3 sellers. The median asking price is $29.97. Prices are published seller asking prices and are refreshed monthly.

Who sells the SYLVANIA-21871?

3 sellers currently list the SYLVANIA-21871, including newegg.com, Interlight, Walmart - FUTURE LIGHTING. 1 of them are specialist industrial distributors. The lowest current asking price is $19.77 from newegg.com.

Why do SYLVANIA-21871 prices vary so much?

The highest asking price for the SYLVANIA-21871 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.