Miller Coolant Flow Indicator Assembly

Protect Your Water-Cooled Torch Investment

Don't let a coolant failure ruin your expensive TIG or MIG torch. The Miller 258437 Flow Indicator Kit is your first line of defense against overheating. This genuine Miller accessory is designed to replace the flow indicator on your water cooler, giving you a clear, spinning visual confirmation that your coolant is moving exactly as it should. When you are under the hood, knowing your equipment is cooling properly lets you focus entirely on the weld puddle.

Over time, original indicators can become stained, cracked, or stuck, making it hard to tell if your pump is working. Replacing your old indicator with this brand-new Miller 258437 kit restores that vital visibility. It is compatible with various Miller cooling systems and is built to the same high-quality standards as your original machine. The clear housing allows you to see the fluid movement instantly, so you never have to guess if your pump is primed and running.

This kit comes with everything needed to swap out the old unit, ensuring a tight seal and reliable performance. Whether you are running a Coolmate system or a machine with an integrated cooler, keeping your flow indicator in top shape is a small maintenance step that saves you from the massive headache of a melted power cable or torch head. Trust genuine Miller parts from Welders Supply to keep your shop running smoothly.