The "S" designation refers to the snap-acting switch mechanism

ensuring broad compatibility across older and current generation commercial coffee makers

supporting the structural integrity of the heat exchanger

Key Benefits 3-Speed Versatility: Multiple speed taps allow for adjustable airflow based on the specific heating and cooling load of the structure

threaded connection to the tank

Danfoss 065B-8870LF Valve 318973-401 The "S" designation refers toThe Danfoss 065B 8870LF is a veteran grade ESBE VTA 313 thermostatic mixing valve engineered for critical temperature regulation in domestic hot water and hydronic heating systems. Featuring a rugged brass body and 3 4 inch FNPT connections, this lead free component provides efficient fluid delivery with a 1. 9 Cv flow coefficient. It is purpose built for point of source applications where maintaining a stable output between 95F and 140F is essential