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Features
Accessories
Product Specifications
Standard Models
4400 Series Low Profile Commercial Fan Forced Wall Heater - With Wall Box
Accessories
Standard Models
Furnish and install Heavy-Duty Forced Air wall heaters, where specified. The heaters
shall be constructed of a heavy 18 gauge steel housing with an extruded Aluminum
frame. The rough-in dimensions are 19-7/16” High x 14-3/16” Wide x 4” Deep. The
units shall be available in ratings from 750 to 4800 Watts at 240, 208, and 277 Volts.
The heaters shall have a low-speed 600 RPM, 4-pole motor which drives a vane axial
blower to deliver a quiet 175 CFM of down flow air. The heating element shall be
of the sealed tubular type with large, parallel steel fins
for quick heat transfer. Unit shall have as a standard,
a thermal overload cut-off for added safety, fan delay
switch and built-in tamper proof thermostat which shall
be calibrated to provide a range of 0°F. to 110°F. and
manual disconnect switch.
Optional accessories shall include a surface and semi-
recess mounting adapter. All heaters shall be listed by
ETL. The heating element shall be supplied with a
manufactures 1-year limited warranty.
• Disconnect switch.
• Built-In tamper proof thermostat.
• Automatic fan delay circuit.
• Made in U.S.A.
• Automatic reset thermal limit.
• Powder coated 18 gauge steel grill with extruded Aluminum front frame.
• Steel block fin element.
• Vane axial fan blade:
600 RPM motor; 175 CFM
• Rough-in dimensions:
14-3/16” Wide x 19-7/16” High x 4” Deep
• Grill dimensions:
15-29/32” Wide x 20-27/32” High
• Powder coated 20
gauge steel front
with extruded
Aluminum frame.
• Manual reset
thermal limit.
• Finned tubular
steel element.
• Propeller style fan blade - 2200 RPM/70 CFM
• Weight 9 lbs.
• Rough in dimensions:
14-1/2” Wide x 7-1/8” High x 3-1/2” Deep
• Grill dimensions:16-7/8” Wide x 8” High
• Unit not approved for ceilingmount applications.
• Unit can be positioned to allow left, right or top
discharge.
• Made in U.S.A.
*Indicates 3-Phase model. All other models are 1-Phase.
Note: Please see page 60 for custom color availability - add 10% to net heater cost.
MFG
CATALOG
NUMBER
MFG
MODEL
NUMBER
VOLTS WATTS
MAX
BTU’S AMPS
LIST
DOUBLE POLE IN-BUILT THERMOSTAT (RANGE 40º - 100º F)
03283202 F4420T2RP 208
2000
6826
9.6
335
03283302 HF4475T2RP
240/208
750 / 562 2560 / 1920 3.1 / 2.7
03283402 HF4410T2RP
1000 / 750 3413 / 2560 4.2 / 3.6
03283502 HF4415T2RP
1500 / 1125 5120 / 3840 6.3 / 5.4
03283602 HF4420T2RP
2000 / 1500 6826 / 5120 8.3 / 7.2
SINGLE POLE IN-BUILT THERMOSTAT (RANGE 0º - 110º F)
03283702 E4475TRP
120
750
2560
6.25
315
03283802 E4410TRP
1000
3413
8.33
03283902 E4415TRP
1500
5120
12.5
03284002 F4420TRP 208
2000
6826
9.6
MFG
CATALOG
NUMBER
MFG
MODEL
NUMBER
DESCRIPTION
WT.
(LBS)
LIST
03299102 4400EX8
1” SEMI RECESSING EXTENDER
2
49
03299002 4400EX16
2” SEMI RECESSING EXTENDER
3
52
03298902 4400EX32
4” SURFACE MOUNTING FRAME
4
54
03284402 4300PB WALL PLATE ADAPTOR (OD 21.5”x12.25”)
1
36
MFG
CATALOG
NUMBER
MFG
MODEL
NUMBER
WATTS
BTU’s
VOLTS AMPS WT.
(LBS)
LIST
IN-BUILT SINGLE POLE TAMPERPROOF THERMOSTAT (50º - 90º TEMPERATURE RANGE)
FOR DOUBLE POLE THERMOSTAT REPLACE “T” IN MODEL NUMBER WITH “T2” -- Add $50
03820502 E3321TD-RP 750
2560
120
6.25
26
677
03819902 E3322TD-RP 1000
3413
8.3
03808802 E3323TD-RP 1500
5120
12.5
678
03809302 F3326TD-RP 4000
13800
208
19.2
689
03810202 F3327TD-RP 4800
16560
23
724
03809402 HF3323TD-RP 1500 / 1125 5120 / 3840
240 / 208
6.2 / 5.4
689
03809502 HF3324TD-RP 2000 / 1500 6284 / 5120
8.3 / 7.2 27
03809602 HF3325TD-RP 3000 / 2250 10350 / 7763
12.5 /10.8
29
03809702 HF3326TD-RP 4000 / 3000 13800 / 10350
16.7/14.4
03810302 H3327TD-RP 4800
16560
240
20
716
03809802 G3323TD-RP 1500
5120
277
4.1
26
688
03809902 G3324TD-RP 2000
6284
7.2
27
03810002 G3325TD-RP 3000
10350
10.8
29
03810102 G3326TD-RP 4000
13800
14.4
03810402 G3327TD-RP 4800
16560
17.3
709
03980702 J3326TD-RP* 4000
13800
208 11.11
30
829
03980802 J3327TD-RP* 4800
16560
13.33
871
03980902 K3326TD-RP* 4000
13800
240
9.64
829
03981002 K3327TD-RP* 4800
16560
11.57
871
International Models
03964202 M3324TD-RPi 3360/1680 11468/5734 220 15.3/7.64 27
689
03964302 M3325TD-RPi 4032/2016 13761/6881
18.3/9.16
MFG
CATALOG
NUMBER
MFG
MODEL
NUMBER
DESCRIPTION TYPE WT.
(LBS)
LIST
03778502 BOX 3310 Additional Rough-in
Box
Field
Installed
3
108
03784502 3320EX33 4” Surface Mounting
Frame
1
98
03829302 3320EX16 2” semi recess extender
1
84
-----
Suffix - HD 16 Gauge Steel Heavy
Duty Grill
Factory
Installed 2
108
3320 Series Commercial Fan Forced Wall Heater