Miller KJ154061 is a watermate cooling system capable of cooling GTAW and GMAW guns and torches up to 500 amperes. It has a tank capacity of 2 gallons (7.6 L) and a maximum cooling capacity of 11,000 BTU/hr at 1.25 gt/min (1.2 L/min). It is designed to be used with guns/torches rated up to 500 amperes. The unit has a single-phase input power of 115 VAC, 5.5 A, 50/60 Hz. It has a weight of 50 Ib (23 kg) and dimensions of 9-1/4 in (235 mm) Long, 9-1/4 in {235 mm) Wide, 30-3/4 in (781 mm) High.