FanWayer Air Compressor Pressure Switch 135-175 PSI | 1/4 NPT | Unloader & On/Off Lever

Overview

The FanWayer Air Compressor Pressure Switch is built to help manage automatic cycling for compressors operating in the 135–175 PSI range. It features a single port with a 1/4 NPT connection, a thoughtful unloader mechanism, and an on/off lever for straightforward control. Crafted for heavy-duty environments, this switch is designed to be easy to operate and to replace when a switch wears or becomes unreliable. While individual results vary, many users appreciate the streamlined control and the reduced downtime that a reliable switch can offer in daily workflows.

Key features

• 135–175 PSI operating range to suit a variety of compressors
• Single port pressure control valve for simple integration
• Unloader mechanism combined with an on/off lever for intuitive cycling
• 1/4" NPT connection for compatibility with common fittings
• Easy operation and straightforward replacement for worn components
• Rugged construction designed for dependable performance in demanding settings

Practical applications

• Garage and workshop setups where reliable auto shutoff improves workflow
• Small-to-medium air systems that use standard 1/4" NPT fittings
• Tools and equipment that benefit from controlled pressure cycling without manual intervention

Installation & maintenance

Mount the switch in a dry, vibration-minimized area and verify the port size matches your hoses or fittings. Regularly inspect the lever action and unloader for smooth operation, and replace the switch if the response becomes sluggish or inconsistent. The standard 1/4 NPT thread helps with broad compatibility, making replacements straightforward in many setups.

FanWayer is committed to components that support easy maintenance and replacement, helping you keep your air system ready for use with minimal downtime. By choosing a switch with a familiar port size, a clear on/off control, and an integrated unloader, users may experience smoother restart cycles and more predictable pressure management across compatible compressors.