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Digital Turbine Flow Meter Flowmeter Gauge PCB Electronic Flow Indicator Sensor Counter Petrol Fuel Kerosene Methanol Water 25MM
Normally Closed Low Pressure Float Switch ZP2508 Mini PP Tank Pool Water Liquid Level Sensor Vertical Float Switches
1pc 110VDC 220VDC 0.5A 1A Liquid Water Level Sensor Float Switch Horizontal Float Sensor Switch Automatic Water Pump Controller
3 Pieces/set Liquid Level Sensors Stainless Steel Water Liquid Level Probe for Water Level Controller Durable
Tank Liquid Water Level Sensor Control Horizontal PP Side Mount Float Switch Automatic Water Pump Controller for Aquariums Fish
LZQ-6,7 Acrylic air flow meter (H=120mm gas flow meter)with control valve for Oxygen conectrator ,it can adjust flow