As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100121386 A.O. Smith . 100121386 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute00, Attribute08, Attribute16No Attribute01For Sale in CA Attribute0250 gal Attribute03Conservationist® Attribute04Grey Attribute05Greys Attribute0621-3/4 in Attribute0755-3/4 in Attribute09Electronic Ignition Attribute10Glass, Steel Attribute11150 psi Attribute12Yes Attribute13Single Phase Attribute14Electric Attribute151-1/4 in Attribute17, Voltage240V Attribute1841 - 50 gal Attribute19Tall Attribute209 AttributeKey00CARB OTC LEED Compliant AttributeKey01CEC Compliant AttributeKey02Capacity AttributeKey03Collection AttributeKey04Color Finish AttributeKey05Color Finish Category AttributeKey06, length_Attrib, width_AttribDiameter AttributeKey07, height_AttribHeight AttributeKey08IAPMO Listed AttributeKey09Ignition System AttributeKey10Material AttributeKey11Maximum Pressure AttributeKey12NSF Certified AttributeKey13Phase AttributeKey14Power Source AttributeKey15Supply Pipe Connection AttributeKey16UL Listed AttributeKey17Volts AttributeKey18Water Heater Capacity Range AttributeKey19Water Heater Type AttributeKey20Watts DimensionUnitinch diameter, length, width21.75 height55.75 moq, multiple1 MPN100121386 qtyInStockCall for Availability SKU2753539 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com27535391Call for Availability1