Upon inspection

The change is a manufacturer update to the SKU

These should be replaced any time the header is removed for heat exchanger cleaning

reducing energy consumption

integrates an isolation ball valve with a companion flange

Warrick 16DMM1M0 Load Contact Freon Upon inspectionThe Warrick 16DMM1M0 is a high performance liquid level control module engineered for demanding industrial and HVACR environments. This 120V inverse acting control is specifically designed to manage single level or differential service applications without the need for additional slave relays, thanks to its integrated DPDT load contact configuration. With a factory set 26K ohm sensitivity, this solid state control provides precise conductivity