R35 – Inline Plastic Piston Flow Switch

Piston flow switches with reed switch contact and 1/2″ BSPP male inlet and outlet.


Magnetic piston mounted inline with the passage of flow and activating a reed switch through the flow switch wall. Piston return is made by gravity and therefore the switch must be mounted in the vertical plane within the pipework.

This R35 has been designed for use with water and liquids compatible with PPO and come fitted with 300mm leads.

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Switch rating
1A, 250Vac (Max 70W)
Electrical contact
Wetted parts
Electrical connection
300mm leads
Max pressure
10 Bar
Factory set point
Close on increasing flow 1 to 12lpm
Max Temperature