71W49 | 210F M/R Rollout Limit Switch | Lennox

210F M/R Rollout Limit Switch The 71W49 Lennox 210F M/R Rollout Limit Switch is a crucial safety device for HVAC systems. It protects against potential hazards by monitoring the temperature and automatically shutting down the system if it exceeds a preset threshold. The switch's robust construction and precise operation make it an essential component for ensuring the safe and reliable operation of your HVAC system.