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Four Seasons 37816 HVAC System Switch
| Brand | Four Seasons 37816 |
|---|---|
| Color | Green |
| Comp Open/Closed | Open |
| Connector Gender | Female |
| Connector Shape | Oval |
| Description | Switch-pressure /system mount |
| Fitting Gender | Female |
| Fitting Thread Size | M12 x 1.50 |
| Material | Plastic / metal |
| Meets / Exceeds OEM? | Yes |
| Mnt Sys Loc | System mounted |
| Number of Terminals | 2 |
| Operate Psi Low Off | 10 |
| Operate Psi Low On | 30 |
| Style | Pressure |
| Type | Low cut-out |
| Fits | — |
Pressure switch. System-mounted HVAC switch with a low cut-out pressure range.
OE direct replacement. Meets or exceeds OEM requirements for dependable service.
Durable construction. Plastic and metal build with a green oval connector.
Cross-references Four Seasons 37816, OSC 1519 and UAC SW11310C for the same application. See all 20.
Will it fit your vehicle?
Free return shipping if it doesn't fit.
Four Seasons 37816 Pressure Switch Overview
The Four Seasons 37816 pressure switch is a system-mounted HVAC system switch built for low cut-out pressure control. It uses a green plastic and metal body with a female oval connector, 2 terminals, and an M12 x 1.50 female fitting for direct system mounting. This Four Seasons Pressure Switch is an OE-style replacement that meets or exceeds OEM requirements.
Key Features
- Brand: Four Seasons Pressure Switch
- Part number: 37816
- Low cut-out pressure switch with open compressor circuit at low pressure
- Operate pressure: 30 psi on, 10 psi off
- System-mounted design with M12 x 1.50 female thread
- Female oval connector, 2 terminals
- Green plastic and metal construction
- Meets or exceeds OEM specifications
Product Details
The Four Seasons 37816 is a pressure switch used in automotive HVAC systems to monitor refrigerant pressure and control compressor operation. Its low cut-out design helps the system respond to low-pressure conditions by opening the circuit at 10 psi and closing it again at 30 psi. For buyers searching for an HVAC pressure switch for Honda Civic or other vehicle-specific applications, this part number 37816 is a direct replacement option when the original switch uses the same connector, thread size, and operating range.
This part cross-references UAC SW11310C for the same application.
What It Helps Address
- Compressor cycling caused by incorrect low-side pressure readings
- HVAC shutdown related to low refrigerant pressure
- Faulty pressure switch electrical signals
- Intermittent air conditioning operation tied to switch wear
- Replacement needs for a system-mounted low cut-out switch
Installation Notes and Tips
Verify the connector shape, terminal count, and M12 x 1.50 thread before installation. Confirm the pressure switch location on the HVAC system and compare the original operating range to the 10 psi off and 30 psi on specifications. For vehicle-specific service on Honda Civic applications or similar make/model searches, match the original switch style and electrical connector before replacement.
Quality Assurance
Four Seasons 37816 is built to meet or exceed OEM requirements for HVAC pressure switch replacement. Four Seasons Pressure Switch components are selected for direct-fit service in automotive climate control systems, including applications searched by make and model such as Honda Civic.
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|---|---|---|---|---|
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