Universal Air SW11151 HVAC Binary Switch

HVAC Binary Switch Overview

The Universal Air SW11151 is an HVAC binary HPCO/LPCO switch for Nissan air conditioning systems. It is listed for multiple Nissan applications, including Pathfinder, Frontier, Xterra, Sentra, 200SX, and Pathfinder Armada, with fitment shown by model and year.

Key Features

• Binary high-pressure and low-pressure cutout switch for HVAC control.
• Fits Nissan applications with confirmed model-specific coverage.
• Universal Air SW11151 part number for catalog matching and service lookup.
• Useful for restoring pressure-switch function in air conditioning circuits.

Detailed Description

This HVAC binary switch is cataloged for Nissan Pathfinder, Nissan Frontier, Nissan Xterra, Nissan Sentra, Nissan 200SX, and Nissan Pathfinder Armada applications. The SW11151 is used in systems that monitor refrigerant pressure and open the circuit when pressure conditions move outside the normal operating range. That function helps protect HVAC components and maintain proper system control.

Fits 1996-1997 Nissan Pathfinder, N/A. Fits 1999-2004 Nissan Pathfinder, N/A. Fits 1998-2002 Nissan Frontier, N/A. Fits 2000-2004 Nissan Xterra, N/A. Fits 1995-1999 Nissan Sentra, N/A. Fits 1995-1998 Nissan 200SX, N/A. Fits 2004 Nissan Pathfinder Armada, N/A.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

What It Is Used For

• Replacing a failed HVAC pressure switch.
• Restoring compressor circuit protection.
• Addressing intermittent air conditioning shutdowns tied to pressure sensing.
• Correcting pressure-switch related HVAC fault conditions.

Installation Notes and Tips

Verify the connector style and pressure-switch application before installation. Match the part number SW11151 to the vehicle’s HVAC service information and confirm the listed Nissan model and year range. If the system has been opened, evacuate and recharge the refrigerant according to service procedures.

Quality Assurance

Universal Air catalogs this switch as a dedicated HVAC service part for pressure-based system control. Confirm fitment against the vehicle listing and part number SW11151 before ordering.