Mini Diaphragm Water Pump 3V Tiny Body With Fixed 7mm Outer Diameter For Easy Install In Small Pumping Environments Inlet 4mm ID Outlet 7mm OD Fit Plug And Play Practical Pump Solution

Compact 3V diaphragm pump, single unit, 7mm OD
✔️ 7mm OD inlet/outlet, 4mm ID; fits 5.8mm and 6x8mm hoses

A compact 3V diaphragm water pump designed for tight spaces and plug-and-play installations. It’s ideal for micro fluid systems, hobby electronics, model builds, and tiny cooling loops where space is at a premium.

✅ fixed 7mm OD inlet/outlet with 4mm ID ports
✅ supports 5.8mm and 6x8mm hoses for flexible connections
✅ compact body minimizes vibration and noise for quiet operation
✅ durable materials ensure long life in varied pumping environments

💡 What is a compact 3V diaphragm water pump used for in small fluid systems?

This handy device moves liquids in tight spaces, enabling compact, clean setups.

- micro cooling loops in tight spaces
- handy for hobby robotics and model rigs
- plug-and-play with 4mm ID and 7mm OD fittings
- supports various liquids with steady flow