All Relays & Switches

Product DescriptionThe Markel Products 57640003 L300F Auto Reset Limit Switch is a key device in industrial safety and control systems. Featuring automatic resetting and durable construction, it is ideal for various industrial applications. Automatic reset function ensures continuous operation without manual intervention. Constructed from...

Product DescriptionThe L325F Auto Reset Circuit Breaker by Markel Products Co. is designed to protect electrical systems in industrial applications. This circuit breaker automatically resets after tripping, ensuring minimal downtime and reliable operation. Auto Reset Functionality: Resets automatically after tripping. Thermal and Magnetic Protection:...

Product DescriptionThe Rheem-Ruud L170-20F Limit Switch, part number 47-104990-03, is essential for controlling temperatures in Rheem and Ruud systems. This limit switch interrupts electrical circuits when a specific temperature is reached, ensuring safe and efficient appliance operation. Built for industrial and commercial use. Simple...

Product DescriptionThe Rheem 47-104990-01 is a robust SPST normally closed auto reset limit control designed for integration into HVAC systems. This unit effectively manages temperature control with a set operating range, ensuring reliable performance and safety. SPST configuration ensures straightforward operation. Operates within a...

Product DescriptionThe Lennox 29M75 Auto Limit Switch is engineered for maintaining safe temperature levels in HVAC systems. This limit switch ensures reliable temperature control and automatic shutdown, preventing system damage. Maintains temperature between 190-220F Automatic shutdown for safety Suitable for various Lennox HVAC models...

Product DescriptionThe Lennox 47W64 Limit Control L210-30F is a reliable component for HVAC systems. It ensures safe operation by regulating temperature limits effectively. Ensures optimal performance Regulates temperature limit High-quality construction Product HighlightsThis Lennox limit control is designed for effective temperature regulation in HVAC...

Product DescriptionThe Lennox 20W36 is a limit switch designed to maintain precise temperature control in HVAC systems. This device automatically opens or closes an electrical circuit based on temperature levels. It is essential for protecting equipment from overheating or undercooling. Temperature Range: 110-150°F Automatic...

Product DescriptionExplore the functionality of the Williams Comfort Products P200200, a high-quality differential fan switch designed to manage your HVAC system effectively. Ideal for trade professionals, this switch controls fan operations based on varying temperatures. Optimal temperature regulation between 120F and 15F Compact design...

Product DescriptionThe Williams Comfort Products P309600 Auto Limit Switch is essential for automated industrial processes. This reliable switch operates within a temperature range of 150 to 190 degrees Fahrenheit, making it ideal for precise temperature control in HVAC systems, manufacturing, and chemical processing. Optimal...

Product DescriptionThe York S1-02435271000 Pressure Switch, also known as S1-024-35271-000, is an essential component for HVAC systems. This pressure switch is designed to close on fall at -0.5 WC and features a single pole, normally open (SPNO) configuration. S1-02435271000 model Closes on fall at...

Product DescriptionThe York S1-02427634001 On Fall Air Pressure Switch is designed for HVAC systems to ensure proper ventilation by maintaining airflow and preventing backdrafting. This switch features a 0.65 water column (in-WC) pressure rating and a single-pole normally open (SPNO) configuration. 0.65 in-WC pressure...

Product DescriptionThe York S1-02531814000 Limit Switch offers reliable temperature control for various industrial applications. Designed with a 120-150 degrees Fahrenheit range, this auto-reset switch ensures precise temperature monitoring and protection. 120-150 degrees Fahrenheit temperature range Auto reset functionality Durable construction with 3-inch insertion Product...

Product DescriptionThe Titus HVAC 10052101 Limit Switch L115-30F is designed to control the operation of HVAC systems by monitoring airflow and temperature conditions. This switch ensures reliable performance and is suitable for various industrial applications. Compact design allows for easy installation Monitors airflow and...

Product DescriptionThe Marvair L165F Limit Switch is designed for reliable operation in various HVAC systems. This device monitors and controls the position of mechanical equipment. It ensures accurate functioning while providing safety and efficiency. Easy to install and operate. Durable construction for long-lasting performance....

Product Description The Marley Engineered Products model 4520-2027-000 is a 150F Manual Reset Limit Switch designed for reliable performance in harsh industrial environments. This limit switch plays a crucial role in monitoring and controlling industrial processes to ensure safety and efficiency. IP67 certified, providing...

Product DescriptionThe Lennox 49L88 Limit Control Switch is designed to monitor and limit temperature in various systems, ensuring optimal performance and safety. This essential component is ideal for use in HVAC systems, boilers, and furnaces to prevent overheating. Temperature range of 155 to 185...

Product DescriptionThe Lennox 56W21 L160-30F Limit Switch is specifically designed for HVAC systems, ensuring safety by monitoring air temperature and preventing overheating. Direct replacement for original Lennox part Easy installation with minimal maintenance required Engineered for durability and reliable performance Product HighlightsThis limit switch...