Switches

4 of 4 Items
  • S637A1004/U

    Honeywell

    S637A1004/U

    Overview S637 Sail Switches respond to the air velocity in heating or warm air ducts, such as used in farm crop dryers. The switch completes a 24V or line voltage burner control circuit only when the blower or fan has produced a preset air velocity...

    $132.84
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  • S437B1024/U

    Honeywell

    S437B1024/U

    Overview S437 Sail Switches respond to the air velocity in heating or warm air ducts, such as used in farm crop dryers. The switch completes a 24V or line voltage burner control circuit only when the blower or fan has produced a preset air velocity...

    $109.41
    cartAdd to Cart
  • S437A1025/U

    Honeywell

    S437A1025/U

    Overview S437 Sail Switches respond to the air velocity in heating or warm air ducts, such as used in farm crop dryers. The switch completes a 24V or line voltage burner control circuit only when the blower or fan has produced a preset air velocity...

    $116.50
    cartAdd to Cart
  • S437A1009/U

    Honeywell

    S437A1009/U

    Overview S437 Sail Switches respond to the air velocity in heating or warm air ducts, such as used in farm crop dryers. The switch completes a 24V or line voltage burner control circuit only when the blower or fan has produced a preset air velocity...

    $116.50
    cartAdd to Cart
4 of 4 Items