Lennox Armstrong Pressure Switch 51W90

Armstrong Ducane Lennox Pressure Switch P/N 51W90

Replaces 101256-02

Rated 0.65

Genuine Lennox, Ducane, Armstrong parts

Shipping rate for continental United States

$33.00

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  • Model: 51W90
  • Manufactured by: Armstrong Parts
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July 30, 2025 by Bill D. (United States)
“Great customer service and excellent prices. Very easy to order online.”
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July 29, 2025 by Bill J. (United States)
“Great service and good price. I’ve used you before and I’m a long-term customer. Many Thanks!!”
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July 29, 2025 by Robert R. (IL, United States)
“Easy order process, very navigable website. Thank you!”

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