Reznor 177235 High Head Pressure Cutout Switch

The Reznor 177235 is a high head pressure cutout switch designed for use in Reznor commercial and industrial heating equipment. This genuine OEM safety component monitors refrigerant pressure levels and automatically shuts down the system when pressure exceeds safe operating limits, protecting the compressor and other critical components from damage.

Key Features:

• Genuine Reznor OEM replacement part for reliable performance
• Automatic pressure monitoring and system shutdown protection
• Designed for manual reset operation (M/R designation)
• Prevents compressor damage from excessive head pressure conditions
• Direct replacement for worn or faulty pressure cutout switches
• Compatible with Reznor unit heaters and HVAC systems

This high pressure safety switch is a critical component that helps prevent costly equipment failure by interrupting operation when abnormal pressure conditions occur. The manual reset feature requires technician intervention after a shutdown event, ensuring the underlying problem is addressed before system restart.