This Argon regulator has a pressure range suitable for the Q200. If you are going to use an external source for the Argon, you want to make sure you are supplying the correct PSI and not over supplying which can damage the unit.

This Argon regulator has a pressure range suitable for the Q200. If you are going to use an external source for the Argon, you want to make sure you are supplying the correct PSI and not over supplying which can damage the unit.