The 400CM is a commercial cold water pressure washer that uses a 240v power supply. The 400CM has a low revving brass pump to elongate working life. That pump features ceramic sleeved pistons that drastically improve both performance and durabilty when compared to the aluminium versions in domestic units. A robust stainless steel cver and stove enamelled steel chassis for durability and excellent reliability resulting in reduced service time and costs. The machine is supplied with a 9 meter pressure hose, industrial gun and lance.