SMC

SYLVANIA-21777

Limited data — single seller

Market snapshot

Prices updated 9 Oct 2026 · next refresh 9 Nov

$63.06

Low

$120

High

Median $91.53 · 2 sellers · $28.47 below median at the lowest

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$ Compare your quote against 2 current asking prices.

Asking prices for the exact catalog number SYLVANIA-21777 currently range from $63.06 to $120 across 2 sellers, observed 9 Oct 2026. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.

Current listings

2 SELLERS · SORTED BY PRICE

Seller	Price	vs median	Listing
Interlight	$63.06	-31%	View offer
Payless4Lighting	$120.00	+31%	View offer

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Variants and similar numbers

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Catalog number	Relationship	Sellers	Median	vs this part
SYLVANIA-24477	one character apart	2	$158	+73%
SYLVANIA-21878	one character apart	2	$280	+206%
SYLVANIA-21671	one character apart	2	$288	+214%

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-21777 cost?

As of 9 Oct 2026, the SMC SYLVANIA-21777 is listed from $63.06 to $120 across 2 sellers. The median asking price is $91.53. Prices are published seller asking prices and are refreshed monthly.

Who sells the SYLVANIA-21777?

2 sellers currently list the SYLVANIA-21777, including Interlight, Payless4Lighting. 2 of them are specialist industrial distributors. The lowest current asking price is $63.06 from Interlight.

Why do SYLVANIA-21777 prices vary so much?

The highest asking price for the SYLVANIA-21777 is 1.9× 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.