Heater Catalog - Watlow

Immersion HeatersWATROD and FIREBAR Screw PlugImmersion Heaters®®Application: Clean Water• 1 inch NPT screw plug• WATROD elements1" WATROD• With thermostat (SPST)• General purpose enclosure345⁄8 in. Dia.(117.5 mm)57⁄8 in.(149.2 mm)¾ in. NPT KnockoutThermowell(1) 0.315 in. (8 mm) Dia. Element11⁄8 in.(28.6 mm)Bundle1 in. (25 mm) Cold (Ref.)"B"1½ in. NPT HubsType 2 (30 to 250°F)Type 3 (175 to 550°F)Thermowell“B” Dim. Ship Wt.PartPart (1) 0.315 in. (8 mm) Dia. ElementDescription Volts kW Ph in. (mm) lbs (kg) Number Del. Number 2 Del. 11⁄8 in.1" WATROD75⁄8 in. Dia.4General Purpose Enclosure(28.6 mm)(193.7 mm)60 W/in 2120 0.50 1 4 1 Bundle/2 (114.0) 3 (2) BCN4J1S2 RS BCN4J1S3 RSBrass Plug240 0.50 1 41-Alloy 800/2 (114.0) 3 (2) BCN4J10S2 RS 1 in. BCN4J10S3 (25 mm) Cold (Ref.) RSElement 120 0.75 1 6 1 77⁄8 in./2 (165.0) 3 (2) BCN6J1S2 RS BCN6J1S3 "B"(200 mm)RS240 0.75 1 6 1 /2 (165.0) 3 (2) BCN6J10S2 RS BCN6J10S3 RS120 1.00 1 6 5 /8 (168.3) 3 (2) BCN6L1S2 RS BCN6L1S3 RS240 1.00 1 6 5 /8 (168.3) 3 (2) BCN6L10S2 RS BCN6L10S3 RS120 1.25 1 8 (203.0) 4 (2) BCN8A1S2 RS BCN8A1S3 RS240 1.25 1 8 (203.0) 4 (2) BCN8A10S2 RS BCN8A10S3 RS120 1.50 1 10 5 /8 (269.9) 4 (2) BCN10L1S2 RS BCN10L1S3 RS240 1.50 1 10 5 /8 (269.9) 4 (2) BCN10L10S2 RS BCN10L10S3 RS120 2.00 1 12 1 /2 (318.0) 5 (3) BCN12J1S2 RS BCN12J1S3 RS240 2.00 1 12 1 /2 (318.0) 5 (3) BCN12J10S2 RS BCN12J10S3 RS120 2.50 1 14 3 /4 (375.0) 5 (3) BCN14N1S2 RS BCN14N1S3 RS240 2.50 1 14 3 /4 (375.0) 5 (3) BCN14N10S2 RS BCN14N10S3 RS120 3.00 1 16 3 /4 (425.0) 6 (3) BCN16N1S2 RS BCN16N1S3 RS240 3.00 1 16 3 /4 (425.0) 6 (3) BCN16N10S2 RS BCN16N10S3 RS240 4.00 1 21 (533.0) 6 (3) BCN21A10S2 RS BCN21A10S3 RSRAPID SHIP• RS - Next day shipmentup to 5 piecesNote: All screw plug bundles are designed to fit the inside diameter ofthe equivalent mating coupling. They will not fit into the equivalent pipeinside diameter.2 UL ® recognized only172 WATLOW ®