Rinnai Natural Gas Commercial Rice Cooker 55 Cups NSF RER-55ASN. 55 CUPS UNCOOKED 110 CUPS COOKED NATURAL GAS Both CSA and NSF Certification Gas Input: 9600 BTU Electrical Requirement: 120 V.AC / 60Hz; 23 Watts, 120V / 3A Fuse Item #: RER55ASN, Natural Gas