The hot water diesel pressure washer from Water Cannon is powered by a Kohler KD 420ES electric start 10 hp engine with 12-volt self-contained electrical system. The 12-volt DC oil-fired burner creates a 118-degree temperature rise. The EZ Series General triplex ceramic plunger pump delivers 4 gpm and 3,200 psi. Attachments include 50-foot hose, trigger gun, wand, chemical injector and quick-connect nozzles. 800/333-9274; www.watercannon.com.