WP-9 torches excel in small spaces Weldcraft now offers a 125-amp, air cooled WP-9 torch series for optimal control when welding thin gauge materials up to 1/4". The series is comprised of the WP-9, WP-9V and WP-9P torches, each of which is rated at 60-percent duty cycle at 125 amps with a DC power source. The lightweight WP-9 torches measure 7 inches long with a 3/4" handle diameter and work especially well in confined areas.