The Vintage Air Male Trinary Switch is a male-thread safety switch with an O-ring seal that combines low-pressure and high-pressure compressor clutch cutoff with an electric fan engagement signal. Male threads on the switch measure 3/8-24, and it is designed for use with Vintage Air standard driers. It cuts the compressor clutch out at 30 PSI low pressure and 406 PSI high pressure, and signals the electric fan circuit at 254 PSI.
Vintage Air Installation Instructions (PDF)
California Proposition 65 Warning (PDF)
Specifications:
- Switch type: Trinary (low cutoff / high cutoff / fan signal)
- Thread: Male, 3/8-24, with O-ring
- Low pressure cutoff: 30 PSI
- High pressure cutoff: 406 PSI
- Electric fan engagement signal: 254 PSI
- Application: Vintage Air standard driers
- Part number: 11086-VUS
FAQ
What thread does this switch use?
The male threads measure 3/8-24 and seal with an O-ring.
Does this switch control an electric fan?
Yes. In addition to compressor clutch cutoff, it signals the electric fan circuit to engage at 254 PSI.
At what pressures does the compressor clutch cut out?
The clutch cuts out at 30 PSI low pressure and 406 PSI high pressure.
What driers is this switch compatible with?
It is designed for Vintage Air standard driers.
Is a female-thread version available?
Yes, the female-thread trinary switch is Vintage Air part 11076-VUS.

