Feature The mechanical part is isolated from the electronic part. The product does not contain bellows that can easily cause failures. The liquid contact is all reinforced nylon or PPO, PVC outer wire joints can be selected, and all UPVC tee links can be used It is suitable for UPVC pipes currently used in sea water or swimming pool heat pumps. Use imported magnetic switch as electrical action part It has a small disconnection and reset flow rate, and negligible preure drop is caused by swimming pool heat pumps and other heat pumps. Adjustable flow protection products. application Gas-liquid dual-purpose type, can be widely used in industrial automation/mechanical equipment/air compreion industry/refrigeration and air conditioning field. The water flow switch magnet is not in the flowing water channel and can be used in the sewage system and can work normally. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Sold by-YJL official store