Description
The Supco SHL200 is a precision-engineered snap disc auto reset limit switch designed for reliable temperature control in HVAC and heating applications. With a fixed 160°F cut-in temperature and a fixed 200°F cut-out temperature, this switch delivers consistent, repeatable performance to protect equipment from overheating and thermal damage.
Featuring an open-on-rise switch action, the SHL200 interrupts the circuit as temperatures climb to the cut-out setpoint, then automatically resets once temperatures fall back to the cut-in threshold — eliminating the need for manual intervention. The included adapter flange plate simplifies installation across a variety of mounting configurations, making this limit switch a versatile solution for OEM and field replacement applications alike.
Key Features
- Fixed 160°F cut-in temperature for reliable circuit restoration
- Fixed 200°F cut-out temperature for precise overheat protection
- Open-on-rise switch action interrupts circuit on temperature increase
- Snap disc mechanism provides fast, positive switching response
- Auto reset operation — no manual reset required after trip
- Includes adapter flange plate for flexible mounting options
Specifications
- Brand: Supco
- SKU: SHL200
- Cut-in Temperature: 160°F (Fixed)
- Cut-out Temperature: 200°F (Fixed)
- Switch Action: Open on Rise
- Reset Type: Auto Reset
- Switch Type: Snap Disc Limit Switch
- Includes: Adapter Flange Plate
Applications
- Furnace and air handler overheat protection
- Duct and plenum temperature limiting
- OEM equipment replacement and field service
- General HVAC temperature control and safety switching







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