Specifically engineered for single-stage gas valves

burner monitoring

Key Benefits for Contractors Extreme Durability: Rated for 250 PSIG and 406°F

and mineral oils used in standard HVACR applications

5-inch shaft length with a 0

Littelfuse 201A-AU Monitor 328140-751 Specifically engineered for single-stage gasThe Littelfuse 201A AU is a critical 3 phase voltage monitor engineered to safeguard motors from catastrophic power line faults. This auto ranging motor protection relay operates within a wide 190480 V AC window at 50 60 Hz, making it a standard choice for HVACR contractors managing various system sizes. Using proprietary microcontroller based circuitry, the unit provides continuous phase loss protection, voltage unbalance detection, and monitoring