Engineered to break the 24V circuit if internal temperatures exceed the 325-degree threshold

This specific model is a 3-blade fan with slinger ring

maintaining strict HVAC safety switch standards for residential forced-air systems

Key Benefits: 10A Switching Capacity: High-current 3PDT configuration handles significant power loads in a compact footprint

Natural Gas Optimized: Specifically jetted for natural gas pilot burner applications to prevent carbon buildup and soot

Johnson Controls A99BA-200 Sensor Engineered to break the 24VThe Johnson Controls A99BA 200 is a high precision PTC Silicon Sensor designed for demanding commercial refrigeration and HVAC monitoring. Built as a passive Positive Temperature Coefficient sensing element, this unit delivers a standard reference resistance of 1,035 ohms at 77F (25C). Engineered for accuracy within 0. 9F across the critical range of 5F to 167F, it ensures reliable data for defrost termination sensing, condenser fan cycling, and space