Honeywell S437A1009/U S437 Sail Switch |
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SKU: 375958
$141.04/ea
Save 63% ·
Retail: $382.84
In Stock and Ready to Ship!
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About the Honeywell S437A1009Honeywell S437A1009/U S437 Sail Switch. 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. |
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