Littelfuse 201A-AU Monitor Freon For contractors overseeing commercial or

For contractors overseeing commercial or residential maintenance

Designed for professional HVAC pressure sensor replacement

ensuring the unit maintains its SEER and EER ratings without restricting the exhaust path

Installing this BAPI averaging sensor on a controller expecting a Type III curve will result in inaccurate temperature reporting and potential system malfunction

Littelfuse 201A-AU Monitor Freon For contractors overseeing commercial orThe 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