Watlow Heater Catalog

¾ in. NPT Knockout

Immersion Heaters

Thermowell

1 in. (25 mm) FIREBAR Element

1 ⁄ in. (34.9 mm) Bundle

5 ½ in. Dia. (140 mm)

WATROD and FIREBAR Screw Plug Immersion Heaters 11 1.25" FIREBAR

3 ⁄ in. (98.4 mm) Cold (Ref.)

6 ⁄ in. (161.9 mm)

"B"

• 1 1 / 4 inch NPT screw plug • FIREBAR elements Application: Clean Water

1 ½ in. NPT Hubs

Thermowell

1 in. (25 mm) FIREBAR Element

1 ⁄ in. (34.9 mm) Bundle

7 ⁄ in. Dia. (193.7 mm)

• With thermostat (DPST), Type 5A or 7A Note: Higher amperage products require a pilot duty thermostat with separate power controller. Please see following pages for available heaters without thermostats. • Moisture/explosion-resistant enclosure (suitable for use in non-classified areas only) 12 1.25" FIREBAR

3 ⁄ in. (98.4 mm) Cold (Ref.)

8 in. (203 mm)

"B"

Type 5A (60 to 250°F)

Type 7A (100 to 550°F)

WATCONNECT Part Number

WATCONNECT Part Number

“B” Dim. in. (mm)

Ship Wt. lbs (kg)

Part Number

Part Number

Description Volts kW Ph

Type J T/C

Type K T/C

Type J T/C

Type K T/C

Moisture/Explosion- Resistant Enclosure 5

Moisture/Explosion- Resistant Enclosure 5

240 1.5 1 7 5 / 8 (193.7) 9 (4) 480 1.5 1 7 5 / 8 (193.7) 9 (4) 240 3.0 1 11 1 / 8 (282.6) 10 (5) 480 3.0 1 11 1 / 8 (282.6) 10 (5) 240 5.0 3 16 1 / 8 (409.6) 11 (5) 480 5.0 3 16 1 / 8 (409.6) 11 (5) 240 6.5 3 19 1 / 8 (485.8) 12 (6) 480 6.5 3 19 1 / 8 (485.8) 12 (6) 240 8.5 3 24 3 / 8 (619.1) 13 (6)

90 W/in 2 8 304 SS Plug 1-Alloy 800 Element (14 W/cm 2 )

BDNF7R10C5A BDNF7R11C5A BDNF11G10C5A BDNF11G11C5A BDNF16G3C5A BDNF16G5C5A BDNF19G3C5A BDNF19G5C5A BDNF24L3C5A

C/F C/F BDNF7R10C7A C/F C/F BDNF7R11C7A C/F C/F BDNF11G10C7A C/F C/F BDNF11G11C7A C/F C/F BDNF16G3C7A C/F C/F BDNF16G5C7A C/F C/F BDNF19G3C7A C/F C/F BDNF19G5C7A C/F C/F BDNF24L3C7A

C/F C/F C/F C/F C/F C/F C/F C/F C/F C/F C/F C/F C/F C/F C/F C/F C/F C/F

C/F - Contact factory, go to www.watlow.com/en/contact-us

Note: All screw plug bundles are designed to fit the inside diameter of the equivalent mating coupling. They will not fit into the equivalent pipe inside diameter. 5 No third party recognition 8 Can be wired for 1-phase operation

156