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Lennox 59W40 Proving Switch 321702-401 the Bard 9043-411 is designed

USD39.77 USD61.77 Crate rate

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USA
  • USA
  • CAN

Ships within 48 hours · Estimated delivery Sep 14 - Sep 19

Description

the Bard 9043-411 is designed for continuous duty cycles in demanding commercial environments

Heavy-Duty Construction: Manufactured with high-quality metals to resist corrosion and handle the thermal stresses of continuous cycling

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Lennox 59W40 Proving Switch 321702-401 the Bard 9043-411 is designedThe Lennox 59W40 Blower Proving Switch is a critical safety component designed for specific Lennox furnace models and air handling units. This negative pressure switch is calibrated to a precise . 15" WC setpoint, ensuring the inducer motor or blower assembly is generating sufficient draft before allowing the ignition sequence to proceed. As a genuine Lennox replacement part, the 59W40 ensures seamless integration with the existing control board

Exchange/Return Notes
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