Sell (MYR+COD)Digital Pressure Control Switch Eletronic Pressure Controller for Air Pump best price

Description: 100% brand new and high quality Features: Pressure transmitter inside, stable and accuracy. Switch of the pump during water shortage and on with water. MCU micro-computer process chip, safe and intelligent control. One-click set up on/off limit. Relay Capacity: 220V AC 10A Socket type: International three flat pins plug size：84.6mm*111mm weight：420g power line length：1m Installation: If the pump doesn't have a check valve, then a check valve must be installed in front of the pressure, in this case the pump may on/off ,or frequently. When you turn on the tap water, if the pump is on/off time to time, please adjust the H valve to a larger valve. If the pump keep runs with stopping, please lower the H valve, on the other hand, if the pump doesn't work, please set the L valve higher. Package Included: 1x Digital Switch Controller