Watlow Heater Catalog

Immersion Heaters

WATROD and FIREBAR Screw Plug Immersion Heaters

WATROD Screw Plug with Control Assembly (Continued)

Conduit Openings for 3 / 4 in. (19 mm) NPT

Alloy 800 Sheath

2 in. NPT Brass Plug

10 in. (254 mm)

B Immersed Length

4 1 / 4 in. (108 mm)

2 1 / 4 in. (57 mm)

2 in. NPT Brass Screw Plug With Control Box (Assembly Stock) Immersed Part Number

Est. Net

WATROD

Length

Wt.

208VAC 3-Phase

240VAC 3-Phase

380VAC 3-Phase

480VAC 3-Phase

575VAC 3-Phase

Desc. kW in. (mm)

lbs (kg)

50 W/in 2 BHNB24N5W2C11 BHNB24N16W2C11 23 (10) Brass Plug 12 30 (762.0) BHNB30A2W2C11 BHNB30A3W2C11 BHNB30A8W2C11 BHNB30A5W2C11 BHNB30A16W2C11 24 (11) 3-Alloy 800 16 35 5 ⁄ 8 (904.8) BHNB35L2W2C11 BHNB35L3W2C11 BHNB35L8W2C11 BHNB35L5W2C11 BHNB35L16W2C11 25 (11) (7.8 W/cm 2 ) 20 45 5 ⁄ 8 (1158.8) BHNB45L3W2C11 BHNB45L8W2C11 BHNB45L5W2C11 BHNB45L16W2C11 27 (12) 9 24 3 ⁄ 4 (629.0) BHNB24N3W2C11

Alloy 800 Sheath

2 in. NPT Brass Plug

B Immersed Length

2 1 / 4 in. (57 mm)

2 in. NPT Brass Screw Plug With Control Box (Replacement Heater Only) Immersed Part Number

Est. Net

WATROD

Length

Wt.

208VAC 3-Phase

240VAC 3-Phase

380VAC 3-Phase

480VAC 3-Phase

575VAC 3-Phase

Desc. kW in. (mm)

lbs (kg)

50 W/in 2

BHNB24N3 BHNB30A3 BHNB35L3 BHNB45L3

BHNB24N5 BHNB30A5 BHNB35L5 BHNB45L5

BHNB24N16 BHNB30A16 BHNB35L16 BHNB45L16

9 24 3 ⁄

4 (628.7)

21

(9)

Brass Plug 12 30 (762.0)

BHNB30A2 BHNB35L2

BHNB30A8 BHNB35L8 BHNB45L8

22 (10) 23 (10) 25 (11)

Alloy 800 16 35 5 ⁄ (7.8 W/cm 2 ) 20 45 5 ⁄

8 (904.8) 8 (1158.8)

217