As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100132573 A.O. Smith . 100132573 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute00ANSI Z2223.1 Attribute01, Attribute11, Attribute18No Attribute02CSA 4.3 Attribute0340 gal Attribute04Dura-Power™ Attribute05Grey Attribute06Greys Attribute0720-1/2 in Attribute08, Attribute09FNPT Attribute1045-1/8 in Attribute12Electronic Ignition Attribute13Glass, Steel Attribute142 Attribute15Three Phase Attribute16Electric Attribute173/4 in Attribute19, Voltage208V Attribute2030 - 40 gal Attribute21Short Attribute226 AttributeKey00ANSI Specifications AttributeKey01CARB OTC LEED Compliant AttributeKey02CSA Certified AttributeKey03Capacity AttributeKey04Collection AttributeKey05Color Finish AttributeKey06Color Finish Category AttributeKey07, length_Attrib, width_AttribDiameter AttributeKey08End Connection 1 AttributeKey09End Connections AttributeKey10, height_AttribHeight AttributeKey11IAPMO Listed AttributeKey12Ignition System AttributeKey13Material AttributeKey14Number Of Elements AttributeKey15Phase AttributeKey16Power Source AttributeKey17Supply Pipe Connection AttributeKey18UL Listed AttributeKey19Volts AttributeKey20Water Heater Capacity Range AttributeKey21Water Heater Type AttributeKey22Watts DimensionUnitinch diameter, length, width20.5 height45.125 moq, multiple1 MPN100132573 qtyInStockCall for Availability SKU2753406 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com27534061Call for Availability1