Brochure
See pages 48 through
71 for OEM direct
replacement models.
PSC motors use 5M
370V capacitors unless
otherwise indicated.
BOLT CIRCLE - 5.2"
A
41
Fig. D D732, D834
Fig. E D734, D736, D817
Fig. F D974
Fig. G D1703, D1704,
D1705, D1706, D1707,
D1708
Fig. A D970, D971,
D972, D973, D975
Fig. C D733
Fig. B D976, D979
5.6" DIAMETER
Direct Drive Blower and Unit Heater Motors
• Ideal for blowers and
fans used in furnaces
and air-conditioners
• 277 VAC (Not suitable
for 230 VAC applications)
• Single and double
shaft
• Single shaft electrically
reversible
• Thermally protected
• UL recognized
• CSA certified
• All angle mount
• Sleeve bearings
★ 10M 370V capacitor * 20M 370V capacitor ▲ 15M 370V capacitor
• Ideal for unit heaters
• All angle mount bearings
• CW and electrically
reversible models
• Thermally protected
PSC • OPEN VENTILATION • AIR-OVER
1/6-1/10-1/12 277 .9-.4-.3 1075 1.0 Rev. D975 A4
1
/2 x 5
1
/2
1/6-1/8-1/10 277 .9-.7-.6 1075 1.2 D.S. D979 B3
3
/4
7
7
/8 x
1
/2 x 8
1
/4
1/4-1/6-1/8 277 2.0-1.4-1.0 1075 1.1 Rev. D973 A4
1
/2 x 5
1
/2
1/3-1/4-1/5 277 2.4-1.5-1.0 1075 1.1 Rev. D972 A4
1
/4
1
/2 x 5
1
/2
1/2-1/3-1/4 277 3.2-2.2-1.8 1075 1.1 Rev. D971★ A4
3
/4
1
/2
x 5
1
/2
1/2-1/3-1/4 277 3.4-2.2-1.6 1075 1.5 D.S. D976★ B5
1
/4
7
3
/
8
x
1
/
2
x 7
1
/
4
1/2-1/3-1/4 277 2.3-1.6-1.3 825 1 Rev. D974▲ F5
1
/3
1
/
2
x 5
3/4-1/2-1/3 277 3.9-2.2-1.6 1075 1.0 Rev. D970* A5
1
/4
1
/2 x 5
1
/2
H.P.
Volts
Amps RPM
Load
Rot. Model
Fig
"A" Shaft
Factor Dim Dim.
PSC • TOTALLY ENCLOSED • AIR-OVER
1/4 115 4.1-3-2.3 1075 1.3 D.S. D1703 G4
1
/
4
8 x
1
/
2 x 8
1/3 115 4.9-3.1-2.2 1075 1.2 D.S. D1704 G4
3
/
4 8 x
1
/
2 x 8
1/2 115 8.7-6.2-4.9 1075 1.3 D.S. D1705 G5
3
/4 8 x
1
/2 x 8
1/4 208-230 1.7-1.3-1 1075 1.2 D.S. D1706 G4
1
/
4 8 x
1
/
2 x 8
1/3 208-230 2.3-1.5-1.1 1075 1.1 D.S. D1707 G4
3
/4 8 x
1
/2 x 8
1/2 208-230 4.1-3-2.3 1075 1.3 D.S. D1708 G5
3
/4 8 x
1
/2 x 8
H.P.
Volts
Amps RPM
Load
Rot. Model
Fig
"A" Shaft
Factor Dim Dim.
PSC • TOTALLY ENCLOSED • AIR-OVER • UNIT HEATERS
H.P.
Volts
Amps RPM
Load
Rot. Model
Fig
"A" Shaft
Factor Dim Dim.
NOTE: Rotation is determined by looking at shaft end. Shaft length is measured from
motor face.
1/6 115 2.0 1625 1.1 Rev. D736*
•
E4
1
/4
1
/
2
x 3
1
/
4
1/6 115 2.7 1075 1.3 C.W. D834*
•
D4
1
/
4
1
/
2
x 3
1/6-1/8 115 2.5-1.8 1075 1.2 Rev. D733
•
C4
1
/
4
1
/
2
x 4
1
/
2
1/4 115 3.8 1075 1.1 Rev.
D734+*
•
E4
1
/
4
1
/
2
x 3
1
/
4
1/3 115 4.1 1075 1.0 Rev. D732*
•
D4
3
/
4
1
/
2
x 5
1/2 115 5.5 1140 - C.W. D817
•
* E4
1
/
2
1
/
2
x 6
• UL recognized
• CSA certified
• Ball bearings
• Ball bearing motor * The capacitor and base are included + 7.5M 370V capacitor
See pages 27, 32 for 4.4" and 5.0" dia. unit heater motors.
BOLT CIRCLE = 5.2"
Products on this page are
NOT SUITABLE for unattended
equipment unless indicated by
symbol. See inside back cover for
additional information.