
A broken or malfunctioning pressure gauge isn't just an annoyance; it's a safety hazard and a productivity killer. If you can't read your cylinder pressure, you risk running out of gas in the middle of a critical weld or, worse, operating with unknown pressures. The Smith Equipment GA145-03 Replacement Gauge is the ideal solution for welders looking to repair their oxygen or inert gas regulators. With a reading capacity up to 6000 PSIG, this gauge is designed to measure the "high side" or cylinder contents of your gas setup, giving you a clear indication of how much gas is left in your tank.
Welding shops and field sites are tough on gear. Gauges get bumped, dropped, and scraped. That's why Smith Equipment designed the GA145-03 with a heavy-duty steel case rather than flimsy plastic. It can take a hit and keep working. The lens is made from shatterproof polycarbonate, which is significantly stronger than standard glass. If a heavy cable falls on your regulator or it tips over in the truck, this crystal is designed to survive the impact without cracking or sending shards flying. The 2-inch face is easy to read, even when you have your helmet raised and are checking settings from a few feet away.
You don't need to hunt down a brand-specific gauge for every regulator in your shop. The GA145-03 uses a standard 1/4" NPT male thread. This is the most common thread size for regulator gauges across the welding industry. Whether you are fixing a genuine Smith regulator or a compatible unit from another brand, this gauge will likely fit perfectly. It screws directly into the high-pressure port of your regulator body. The brass threads ensure a smooth installation and a solid bite that prevents leaks. It is a quick fix that gets your equipment back in service immediately.
When dealing with 2000+ PSI in a cylinder, you want to know your equipment is safe. This gauge is U.L. Listed, meaning it has been tested to ensure it can safely handle the pressures it is rated for. The "watch-type" movement inside isn't just a fancy term; it means the needle moves smoothly and accurately, without sticking or jumping, so you always know exactly what your pressure status is. Don't guess with your gas supply—upgrade your broken gauges with the reliable, American-standard quality of Smith Equipment.
| Additional Information |
|---|
| Diameter:2" |
| Max Psi:6000 |
| Used On A:Regulator |
| Used On Which Gas:Oxygen or Inert Gases |
| Which Side?:Contents |
| Connection Size:1/4" MNPT |
| Case Material:Steel |
| Lens Material:Polycarbonate |
| Mount Type:Bottom Mount |
| Movement Type:Watch-type Precision |
| Packaging Description:1 per ea |