As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100121350 A.O. Smith . 100121350 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute00ANSI Z21.22 Attribute01, Attribute11, Attribute13, Attribute17No Attribute02For Sale in CA Attribute03CSA C22.1 Attribute0450 gal Attribute05Gold Attribute06Grey Attribute07Greys Attribute0821-3/4 in Attribute09, Attribute10NPT Attribute1255-3/4 in Attribute14Electronic Ignition Attribute15Steel Attribute16150 psi Attribute183 Attribute19Three Phase Attribute20Electric Attribute211-1/4 in Attribute22Yes Attribute23, Voltage480V Attribute2441 - 50 gal Attribute25Tall Attribute266 AttributeKey00ANSI Specifications AttributeKey01CARB OTC LEED Compliant AttributeKey02CEC Compliant AttributeKey03CSA Certified AttributeKey04Capacity AttributeKey05Collection AttributeKey06Color Finish AttributeKey07Color Finish Category AttributeKey08, length_Attrib, width_AttribDiameter AttributeKey09End Connection 1 AttributeKey10End Connections AttributeKey11Energy Star Compliant AttributeKey12, height_AttribHeight AttributeKey13IAPMO Listed AttributeKey14Ignition System AttributeKey15Material AttributeKey16Maximum Pressure AttributeKey17NSF Certified AttributeKey18Number Of Elements AttributeKey19Phase AttributeKey20Power Source AttributeKey21Supply Pipe Connection AttributeKey22UL Listed AttributeKey23Volts AttributeKey24Water Heater Capacity Range AttributeKey25Water Heater Type AttributeKey26Watts DimensionUnitinch diameter, length, width21.75 height55.75 moq, multiple, tierMinQty11 MPN100121350 qtyInStock-2 qtySourceFieldMap SKU190558 tierPrice14664.28 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com1905581-211 @ $4664.28