Carrier HH18HA211 automatic rollout (limit) switch with single-pole single-throw (SPST) contacts. Opens at 225°F and closes at 175°F. Used in furnace and heating systems as a safety device to prevent overheating by interrupting gas or ignition when temperature exceeds setpoint.
Specifications
- Product Type:
- Automatic Rollout Switch
- Subcategory:
- Limit Switch
- Application:
- Residential
- System Type:
- Furnace
- Installation Type:
- OEM Replacement
- Setpoint Range:
- 175–225°F
- Fuel Type:
- Natural Gas
- Control Type:
- Non-Programmable
- Switch Action:
- SPST-NC