Wilspec® Pressure Switches feature a specially-calibrated stainless steel disc for exceptional performance.
Wilspec® is one of the three companies in the world that meets the rigorous US and European safety and performance standards.
Our standard product lines — available for low-pressure cutout, high-pressure cutout, or fan cycling — cover an incredible variety of applications. Our switches are commonly found in HVAC/R systems, rail transport, auto and heavy truck applications and industrial systems.
Our custom products are specifically designed and built for customers whose systems require more complex components. These custom switches can be created for virtually any application.
Wilspec® switches are available to meet a wide array of customer applications, including situations where extreme conditions or exceptional performance are essential. Durable, reliable and compact, our controls can be equipped with a nearly limitless variety of pressure fittings and electrical connections, making them the ideal controls for any system application.
Manual reset • SPST
Pilot Duty Loads
Auto reset • SPDT
Pilot Duty Loads
Sealed or Vented • SPST / SPDT
Motor / Pilot Duty Loads
Designed & Built
The ethos which guides the Wilspec® brand is our commitment to superior design and reliable build quality. From our sales and support staff, to our in-house engineering team, we are dedicated to building products, solutions and relationships which are designed to last.
Wilspec® combines a comprehensive, full-service standard product line with the flexibility required to produce highly-customized solutions for customers with more complex needs. Our wholly-owned production facilities enable us to provide cost-effective, valuable products which meet rigorous safety and reliability standards.
Because we have a global sales and support staff, we can serve our customers anywhere in the world, and at any time. From our headquarters in the United States to our offices in Europe and our sales and production facilities in Asia, our presence in every corner of the world means you are never far from a knowledgeable, accessible expert who can help find the controls your systems need.
Wilspec® Pressure Switches are available with a wide variety of pressure fitting and electrical connectors. Whether your application requires one of our standard products or a completely custom arrangment, our broad array of options can be engineered for any system configuration.
Presented here are a few of the common fittings and connectors we supply to our customers around the world. Your Wilspec® sales representative can help you find the right options for you.
¼” SAE FF
Swaged Cu tube Ø5mm
Mini locking plug
Uninsulated male quick connect
Insulated female quick connect
Insulated flag terminal
Uninsulated female quick connect
Insulated male quick connect
|Pressure Range||0 to 50 bar||0 to 725 psig|
|Minimum Proof Pressure||17 to 69 bar||250 to 800 psig|
|Burst Pressure||345 bar||5,000 psig|
|Ambient Temperature*||-40°C to 85°C||-40° to 185°F|
|Fluid Temperature*||-55°C to 135°C||-65° to 275°F|
|Storage Temperature*||-60° to 105°C||-75° to 220°F|
|Humidity Range||0% to 98% RH|
|Max dew point: 30°C||0% to 98% RH|
|Max dew point: 85°F|
*Temperature ranges can be expanded to suit customer applications.
|24 Vac Pilot||125 VA||125 VA||125 VA|
|120 Vac Inductive||6 FLA||6/8 FLA*||13 FLA|
|36 LRA||40.2 LRA||65 LRA|
|240 Vac Inductive||3 FLA||4 FLA||10 FLA|
|18 LRA||26 LRA||45 LRA|
*HR Series can be configured for 8 FLA @ 240 Vac
**all published specifications are for reference only. Please communicate with Wilspec® Engineering for information for specific part numbers.