Four Seasons HVAC Binary Switch P/N:20975

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$26.99
MPN: 20975
Item Package Quantity: 1
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Four Seasons HVAC Binary Switch P/N:20975
Four Seasons HVAC Binary Switch P/N:20975
$26.99

Help guard your A/C compressor against low- and high-pressure conditions with the Four Seasons HVAC Binary Switch, part number 20975, a system-mounted binary pressure switch made for vehicle-specific applications. It fits many Mitsubishi vehicles, among them the 1994-1999 Mitsubishi 3000GT, 1994-1999 Mitsubishi Diamante and 1999 Mitsubishi Galant, as a direct-fit replacement for the listed applications. See the Buyer's Guide tab for the full list.

A binary pressure switch monitors refrigerant pressure in the air conditioning system. It is designed to interrupt compressor operation when pressure falls too low or climbs too high. If a failed switch is behind your A/C trouble, this unit replaces it.

  • Corrosion protection: Zinc coated to resist corrosion.
  • Vehicle-specific design: Built for the applications it is listed for.
  • Seals included: Comes with the gaskets, O-rings or seals needed to properly replace the switch.
  • Easy identification: Color coded so the correct switch is simple to pick out.

Four Seasons brings more than 50 years of mobile A/C experience to its products, which are engineered and tested with the aim of providing years of trouble-free service.

Signs this switch may need replacing include an A/C compressor that does not engage, warm air from the vents, or erratic compressor cycling. Low refrigerant and wiring faults can cause the same symptoms, so diagnose the system before replacing parts.

Interchange: 1551045 · 207792 · 11120975 · 19188194 · 1711675 · 1711676 · MR360872 · A07792 · MT0615 · MT0617 · SW10038 · SW10039 · SW10039C

This part cross-references / interchanges with the following part numbers:

1551045, 207792, 20975, 11120975, 19188194, 1711675, 1711676, MR360872, A07792, MT0615, MT0617, SW10038, SW10039, SW10039C

Frequently Asked Questions

Will this work as a 1994-1999 Mitsubishi Diamante switch for my A/C system?

Yes. The Four Seasons 20975 is listed as a direct-fit binary pressure switch for the 1994-1999 Mitsubishi Diamante. The Buyer's Guide tab shows every listed application.

What does an A/C binary pressure switch do?

It monitors refrigerant pressure in the A/C system. It is designed to interrupt compressor operation when pressure is too low or too high, which helps protect the compressor.

What comes in the box with the 20975?

The switch comes with the gaskets, O-rings or seals needed to properly replace it.

What are signs a binary pressure switch may need replacing?

Signs include a compressor that won't engage, warm air from the vents, or erratic cycling. Low refrigerant and wiring faults can cause the same symptoms, so diagnose the system first.

How is this switch protected against corrosion?

It is zinc coated to resist corrosion. It is also color coded, so it is easy to identify.