Solar hydraulic kit DN25 without electronic controller.

Includes: WILO - Yonos PARA ST 25/7 PWM solar circuit inverter, fluid flow regulator 2-15 l/min with flow meter and valve for network filling and draining, ball valves with integrated thermometer (red-blue color) and check valve in the supply, ventilation pipe with manual venting in the supply, safety set with safety valve 6bar and pressure gauge 0-10 bar, valve for network filling and draining and supply ¾'' BSP for expansion tank. Upper / Lower connection: 1'' BSP. Dimensions: H x W: DN25 375mm x 250mm 

Construction material: Brass 

Shell: EPP thermal insulation in two parts to minimize heat loss

Maximum pressure: 6bar 

Operating temperature: up to 120°C for solar collector surface area up to 30 m2 with High-flow: 0.7l/min per m2 collector surface area and manometric height H: 5m up to 60 m2 solar collector surface area with Low-flow: 0.3l/min per m2 collector surface area and manometric height H: 5m