Thermische Ablaufsicherung für Defro Heizkessel Antriebsmotor Thanks to its flexible connection

Thanks to its flexible connection options to T-pieces with larger nominal diameters

the controller automatically activates the pump

Maximum delivery head: 4

With handwheel for manual lowering

Thermische Ablaufsicherung für Defro Heizkessel Antriebsmotor Thanks to its flexible connectionThermal safety valve for Defro boilers Thermal safety valve for Defro boilers with integrated safety heat exchanger The thermal safety device protects your boiler from overheating in the event of a power outage or pump failure. The thermal safety device protects your boiler from overheating in the event of a power outage or pump failure. Product data: Connection: " internal thread Connection for immersion sleeve: " male thread Length of the capillary