Universal Air SW11204C HVAC Pressure Switch

Universal Air Binary HPCO/LPCO Switch SW11204C

The Universal Air Binary HPCO/LPCO Switch SW11204C is an HVAC pressure switch used to monitor refrigerant system pressure and support proper compressor control. It is a direct-fit style service part for vehicles that use a binary high-pressure cutout and low-pressure cutout switch arrangement.

Key Features

• HVAC pressure switch for binary high-pressure and low-pressure cutoff control
• Helps monitor refrigerant system pressure in automotive air conditioning systems
• Universal Air brand HVAC switch, part number SW11204C
• Relevant for HVAC service on vehicles such as Honda Civic and Toyota Corolla applications where this switch style is used

Product Details

Universal Air’s Binary HPCO/LPCO Switch line is built for HVAC systems that rely on pressure-based compressor protection. This switch helps the air conditioning system respond to abnormal refrigerant pressure conditions by signaling the control circuit when pressure moves outside the expected operating range. If you are searching for SW11204C, or a replacement HVAC pressure switch for Honda Civic or Toyota Corolla service work, this part number is the reference to use when matching the original switch style and connector requirements.

Common Issues It Can Address

• Compressor cycling caused by incorrect refrigerant pressure readings
• A/C system shutdown from a failed pressure switch
• Intermittent cooling performance tied to pressure switch faults
• HVAC diagnostic trouble related to pressure cutoff control
• Loss of compressor protection in binary switch-equipped systems

Installation Notes and Tips

Verify the original switch style, connector, and pressure-switch configuration before ordering. Match the replacement to the vehicle’s HVAC system layout and confirm refrigerant charge and circuit condition during diagnosis. For fitment-based searches, use phrases such as SW11204C HVAC pressure switch for Honda Civic or SW11204C HVAC pressure switch for Toyota Corolla when comparing applications.

Quality Assurance

Universal Air supplies HVAC service components for automotive air conditioning repair. Part number SW11204C is intended for pressure-switch replacement in systems that use a binary HPCO/LPCO switch design.