Description
The Supco SHL517 is a board-mounted, general-purpose temperature limit switch engineered for reliable overheat protection in a wide range of HVAC and appliance applications. With fixed open and close temperature setpoints and an automatic reset function, this limit switch provides dependable, hands-free thermal protection without the need for manual intervention after a trip event.
Key Features
- Fixed open temperature: 220°F — trips the circuit when temperature exceeds safe operating limits
- Fixed close temperature: 180°F — automatically resets and restores the circuit once temperatures return to a safe level
- SPST (Single-Pole, Single-Throw) Normally Closed switch configuration for standard safety circuit integration
- Auto reset operation — no manual reset required after a thermal trip event
- 3.12″ insertion length for secure board-mounted installation
- Board-mounted design for direct PCB or panel integration
- General-purpose limit switch suitable for a broad range of HVAC controls and appliance applications
Specifications
- Brand: Supco
- SKU: SHL517
- Switch Type: SPST Normally Closed
- Fixed Open Temperature: 220°F
- Fixed Close Temperature: 180°F
- Reset Type: Auto Reset
- Insertion Length: 3.12″
- Mounting: Board Mounted
Applications
- HVAC control boards and furnace limit protection
- Appliance temperature safety circuits
- General-purpose thermal cutout and overheat protection
- OEM replacement in residential and light commercial equipment
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