Brand new without original box . Comes with original manual Serial number on the base : 20. 04-000216 Manifold pressure : 11 inches W.C Input rating : 34000 BTU/hr Made by Rinnai Corporation Nagoya , Japan . Rinnai RER55ASP 55 Cup Commercial Rice Cooker PROPANE Version The Perfect Pot of Rice Every Time Prepare large or small quantities of rice to perfection, with Rinnai gas-fired rice cookers. These safe, dependable, commercial-quality cookers simmer rice to maturity in less time than electric cookers, while also saving energy and money. Cook from 25 to 55 cups of rice using propane. The automatic two-stage burner and automatic simmer function complement the accurate, dependable thermostat, so rice comes out perfect and fluffy every time. Features: Cooks rice in large or small quantities Enamel outer casing with aluminum cook pot Automatic two-stage burner Automatic simmer Accurate and dependable thermostat Durable handles Easy to clean Uses natural gas or propane Only rice cooker in North America with both CSA and NSF Certification