As an Amazon Associate, we earn from qualifying purchases. A.O. Smith . 100123516 A.O. Smith . 100123516 Gallery Attributes Brand name, Manufacturer name, ManufacturerA.O. Smith Attribute00Residential Attribute01CSA C22.2 Attribute0280 gal Attribute0324 in Attribute04Brass Attribute05, Attribute06, Attribute07NPT Attribute08No Attribute0963-1/4 in Attribute10Permaglas® Attribute11Aluminum Attribute12, moq, multiple, tierMinQty11 Attribute13Single Phase Attribute14Electric, Solar Attribute15R16 Attribute16Yes Attribute17, Voltage240V Attribute18Top Attribute1951 - 100 gal Attribute20Solar Attribute214.5 AttributeKey00Application AttributeKey01CSA Certified AttributeKey02Capacity AttributeKey03, length_Attrib, width_AttribDiameter AttributeKey04Drain Valve Material AttributeKey05End Connection 1 AttributeKey06End Connection 2 AttributeKey07End Connections AttributeKey08Energy Star Compliant AttributeKey09, height_AttribHeight AttributeKey10Lining of Tank AttributeKey11Material AttributeKey12Number Of Elements AttributeKey13Phase AttributeKey14Power Source AttributeKey15R value AttributeKey16UL Listed AttributeKey17Volts AttributeKey18Water Connections AttributeKey19Water Heater Capacity Range AttributeKey20Water Heater Type AttributeKey21Watts DimensionUnitinch diameter, length, width24.0 height63.25 MPN100123516 qtyInStock-2 qtySourceFieldMap SKU2038059 tierPrice11017.80 Distributor offers SellerSKUMOQIn stockMultiplePrices ferguson.com20380591-211 @ $1017.80 HD Supply1122261-211 @ $744.00