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BOOSTER HEATERWATER APPLICATIONS
NWHJR Series
U Heavy Wall Carbon Steel
or Brass Pipe Body
U 1.5 to 3 kW
U 120 and 240V,
Single Phase
U 0.315" Dia. Copper
Sheath Elements
(80 W/in
U General Purpose or
Moisture Resistant
Terminal Enclosure
U Integral Thermostat
(60 to 180°F)
APPLICATIONS
Type NWHJR (Junior) can be used
to supply hot water or boost water
temperature anywhere in a water
distribution system.
FEATURES
Terminal Enclosure:
E1 General Purpose is standard.
E4 Moisture Resistant available.
Elements:
Seamless 0.315" diameter copper
sheath heating element brazed
to a 1" brass screw plug.
Vessel: Available with galvanized
steel or solid brass pipe body.
Thermostat:
Integral thermostat with 60 to 180°F
temperature range located inside
the terminal enclosure.
Mounting: Easy to install; minimal
size and weight, no supporting
brackets are required.
Third Party: UL Listed - CSA
Certification available (except
NWHJRG-01-003P-E1 120V).
2
)
Dimensions: cm (in)
10
Removable
Terminal Cover
2.2 cm (0.875)
Conduit Opening
2.54 (1) Pipe Outlet
1½ NPT
2.54 (1) Pipe Inlet
1½ NPT
NWHJRG-01-01P5-E1/120
shown smaller than
actual size.
A
13.65
(5.375)
B
(3.937)
To Order
Ckt & Wt.
kW Volts Phase A B Model No. (lb)
150 lb Carbon Steel Pipe Body—1 Copper Element (80 W/in2)
1.5 120 1-1 18 123⁄8 NWHJRG-01-01P5-E1/120 14
1.5 240 1-1 18 123⁄8 NWHJRG-01-01P5-E1/240 14
2 120 1-1 18 123⁄8 NWHJRG-01-002P-E1/120 14
2 240 1-1 18 123⁄8 NWHJRG-01-002P-E1/240 14
2.5 120 1-1 22 163⁄8 NWHJRG-01-02P5-E1/120 16
2.5 240 1-1 22 163⁄8 NWHJRG-01-02P5-E1/240 16
3 120 1-1 22 163⁄8 NWHJRG-01-003P-E1/120 16
3 240 1-1 22 163⁄8 NWHJRG-01-003P-E1/240 16
150 lb Brass Pipe Body—1 Copper Element (80 W/in2)
1.5 120 1-1 18 123⁄8 NWHJRB-01-01P5-E1/120 14
1.5 240 1-1 18 123⁄8 NWHJRB-01-01P5-E1/240 14
2 120 1-1 18 123⁄8 NWHJRB-01-002P-E1/120 14
2 240 1-1 18 123⁄8 NWHJRB-01-002P-E1/240 14
2.5 240 1-1 22 163⁄8 NWHJRB-01-02P5-E1/240 16
3 240 1-1 22 163⁄8 NWHJRB-01-003P-E1/240 16
Ordering Examples: NWHJRG-01-02P5-E1/120, 2.5 kW, 120V heater.
NWHJRB-01-01P5-E1/120, 1.5 kW heater.
Ordering
Information
To order —
complete the
model
number using
the matrix
provided.
Model Water Booster Heater
NWH Water Circulation Heater
JRG Galvanized Tank
JRB Brass Tank
Code Number of Elements
01 One
Code kW
01P5 1.5 02P5 2.5
002P 2 003P 3
Code Terminal Enclosure
E1 General Purpose
E4 Moisture Resistant
NWHJRG 01 003P E1 Typical Model Number
Dimensions: in
G-13
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