The Ultra 5 from Pulsar Measurement offers a variety of level, volume, and open channel flow measurement, or pump control functions.
Ultra 5
Ultrasonic Sensors: Standard and Custom
Flow EZ™, Most Advanced Microfluidic flow controller - Fluigent
Ultra 5 Pulsar's Non-contacting Ultrasonic Level Control
Water Level Measurement, Sensors, Monitoring Applications
Ultra quiet aquarium water pump:used seal impeller and ceramic shaft,efficient and quiet operationm, nosie level lower than 30 dba;. Water flow range
DC Aquarium Water Pump 24V with Controller , Submersible and Inline Return Pump
Flow EZ™, Most Advanced Microfluidic flow controller - Fluigent
YIFANG Water Pump Fish Tank Inverter Circulation Super Quiet Bottom Suction Aquarium Submersible for Land and - AliExpress
KFG Piston pump
Pulsar Open Channel Flow Metering Products
Goulds Water Technology e-SV/e-SVE Series Stainless Steel Vertical
Heat Pumps, SEER2/HSPF2/EER2 Rated
1 HP Stainless Steel Shallow Well Pump and Tank with Pressure Control Switch - 950 GPH
Pulsar Open Channel Flow Metering Products