| Other Branch Availability |
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The S437 and 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 24 V or line voltage burner control circuit only when the blower or fan has produced a predetermined air velocity.
resideo Sail Switch, 24 V, Contact Configuration: NO, Enamel, Red, 3 in Overall Length, 1 in Overall Width
| Color | : | Red |
| Contact Configuration | : | NO |
| Finish | : | Enamel |
| Overall Length | : | 3 in |
| Overall Width | : | 1 in |
| Voltage Rating | : | 24 V |