About Hazardous Location Environmental Ratings
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About Electric Motors
When replacing a motor, use the information on your motor’s nameplate to guide your selection.
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U.S.-Made Base-Mount AC Motors
Wound, wired, and assembled in the U.S. These base-mount motors are manufactured for durability and include high-quality bearings, so they hold up to occasional overload conditions and spikes in torque. Rated for continuous duty, they’re often used with equipment that requires constant power, such as fans, pumps, and conveyors. Bolt the base of these motors to any flat surface and connect the shaft to your load.
When pairing with a variable frequency drive (AC motor speed control), choose a three-phase motor that’s inverter rated.
Motors with a vibration-damping base have rubber rings between the base and enclosure to minimize vibration.
Open drip proof (ODP) enclosures have vents that let air flow over the motor, which keeps it cool and helps it run efficiently. Use them in clean, dry environments—the enclosure blocks drips and debris that fall from above, but dust and moisture can pass through the vents.
Enclosures that are totally enclosed don’t have vents, so they can be used in damp and dirty environments. They’re not airtight, but since air isn’t flowing inside the enclosure, the motor won’t run as efficiently as it would in an open enclosure. Totally enclosed fan cooled (TEFC) enclosures have an external fan that blows air over the outside of the enclosure to keep the motor cool. Totally enclosed air-over (TEAO) enclosures don’t have their own fan. They need to be mounted in the airflow of an external fan or blower to keep the motor cool, so they’re often found in HVAC systems.
Motors with overload protection turn off in overload conditions to prevent motor damage. Manual overload protection must be reset manually to start the motor after it cools. Automatic overload protection starts the motor automatically after it cools.
For technical drawings and 3-D models, click on a part number.
Overall | Shaft | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Power, hp | Max. Speed, rpm | Full Load Current, A | Inverter Rated | Motor Enclosure Type | Lg. | Wd. | Ht. | Dia. | Lg. | Center to Base | Overload Protection Type | Insulation Max. Temp., °F | Each | |
115/208/230 Volts AC, Single Phase | ||||||||||||||
NEMA 145T—Welded Base | ||||||||||||||
1 1/2 | 1,725 | 21.0/9.6/10.5 | No | Open Dripproof (ODP) | 13" | 10 1/4" | 9" | 7/8" | 2 1/4" | 3 1/2" | Manual | 266° | 00000000 | 000000000 |
1 1/2 | 1,755 | 14.0/7.3/7.0 | No | Totally Enclosed Fan Cooled (TEFC) | 13 1/2" | 9 1/2" | 9 1/4" | 7/8" | 2 1/4" | 3 1/2" | __ | 311° | 00000000 | 000000 |
115/230 Volts AC, Single Phase | ||||||||||||||
NEMA 56—Welded Base | ||||||||||||||
1/3 | 1,740 | 3.4/1.7 | No | Open Dripproof (ODP) | 10 1/8" | 9" | 8 5/8" | 5/8" | 1 7/8" | 3 1/2" | __ | 311° | 00000000 | 000000 |
1/2 | 1,725 | 4.7/2.4 | No | Open Dripproof (ODP) | 11" | 8 1/2" | 8 3/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 311° | 00000000 | 000000 |
1/2 | 1,725 | 7.4/3.7 | No | Totally Enclosed Fan Cooled (TEFC) | 12" | 9" | 8" | 5/8" | 1 7/8" | 3 1/2" | Automatic | 266° | 0000000 | 000000 |
1/2 | 3,450 | 7.0/3.5 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 8 1/2" | 8 3/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 266° | 0000000 | 000000 |
3/4 | 1,725 | 8.2/4.1 | No | Totally Enclosed Fan Cooled (TEFC) | 12 1/2" | 9" | 8 3/4" | 5/8" | 1 7/8" | 3 1/2" | Automatic | 266° | 0000000 | 000000 |
3/4 | 1,725 | 8.4/4.2 | No | Totally Enclosed Fan Cooled (TEFC) | 12 1/2" | 8 1/2" | 8 3/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 311° | 0000000 | 000000 |
3/4 | 1,750 | 6.5/3.3 | No | Open Dripproof (ODP) | 12 1/4" | 9" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 311° | 00000000 | 000000 |
3/4 | 3,450 | 6.3/3.3 | No | Open Dripproof (ODP) | 11" | 8 1/2" | 8 3/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 311° | 00000000 | 000000 |
3/4 | 3,450 | 9.6/4.8 | No | Totally Enclosed Fan Cooled (TEFC) | 12" | 8 1/2" | 8 3/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 266° | 0000000 | 000000 |
1 | 1,750 | 8.4/4.2 | No | Open Dripproof (ODP) | 12 1/4" | 9" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 311° | 00000000 | 000000 |
1 | 3,480 | 7.8/3.9 | No | Open Dripproof (ODP) | 12 1/4" | 9" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 311° | 00000000 | 000000 |
NEMA 143T—Welded Base | ||||||||||||||
1 | 1,725 | 12.8/6.4 | No | Totally Enclosed Fan Cooled (TEFC) | 13 1/2" | 9 1/2" | 9 1/4" | 7/8" | 2 1/4" | 3 1/2" | __ | 311° | 00000000 | 000000 |
NEMA 48—Welded Base | ||||||||||||||
1/4 | 1,725 | 2.6/1.3 | No | Open Dripproof (ODP) | 10" | 8" | 8 1/4" | 1/2" | 1 1/2" | 3" | __ | 311° | 00000000 | 000000 |
1/3 | 1,725 | 6.0/3.0 | No | Totally Enclosed Fan Cooled (TEFC) | 10 3/4" | 8 1/2" | 7 1/2" | 1/2" | 1 1/2" | 3" | __ | 266° | 00000000 | 000000 |
1/3 | 1,740 | 3.4/1.7 | No | Open Dripproof (ODP) | 9 3/4" | 9" | 8 1/8" | 1/2" | 1 1/2" | 3" | __ | 311° | 00000000 | 000000 |
1/2 | 1,725 | 4.7/2.4 | No | Open Dripproof (ODP) | 10 3/4" | 8" | 8 1/4" | 1/2" | 1 1/2" | 3" | __ | 266° | 00000000 | 000000 |
1/2 | 1,725 | 7.4/3.7 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 8 1/2" | 7 1/2" | 1/2" | 1 1/2" | 3" | __ | 266° | 00000000 | 000000 |
1/2 | 3,450 | 4.9/2.5 | No | Open Dripproof (ODP) | 10" | 8" | 8 1/4" | 1/2" | 1 1/2" | 3" | __ | 311° | 00000000 | 000000 |
NEMA 48Z—Vibration-Damping Base | ||||||||||||||
1/4 | 1,700 | 4.8/2.4 | No | Totally Enclosed Air Over (TEAO) | 11 1/2" | 6 3/4" | 8 1/4" | 1/2" | 2 1/2" | 3" | Automatic | 266° | 00000000 | 000000 |
1/3 | 1,700 | 5.6/2.8 | No | Totally Enclosed Air Over (TEAO) | 12" | 6 3/4" | 8 1/4" | 1/2" | 2 1/2" | 3" | Automatic | 266° | 00000000 | 000000 |
NEMA 56—Vibration-Damping Base | ||||||||||||||
1/3 | 1,725 | 6.0/3.0 | No | Open Dripproof (ODP) | 11" | 6 3/4" | 8" | 5/8" | 1 7/8" | 3 1/2" | Automatic | 266° | 00000000 | 000000 |
1/2 | 1,725 | 8.4/4.2 | No | Open Dripproof (ODP) | 11 3/4" | 7" | 8" | 5/8" | 1 7/8" | 3 1/2" | Automatic | 266° | 0000000 | 000000 |
3/4 | 1,725 | 10.0/5.0 | No | Open Dripproof (ODP) | 12 1/2" | 7" | 8" | 5/8" | 1 7/8" | 3 1/2" | Automatic | 266° | 0000000 | 000000 |
NEMA 56H—Welded Base | ||||||||||||||
1 1/2 | 1,725 | 12.2/6.1 | No | Totally Enclosed Fan Cooled (TEFC) | 14" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 266° | 0000000 | 000000 |
1 1/2 | 1,725 | 12.4/6.2 | No | Open Dripproof (ODP) | 14" | 9 3/4" | 9" | 5/8" | 1 7/8" | 3 1/2" | __ | 311° | 00000000 | 00000000 |
1 1/2 | 3,480 | 11.8/5.9 | No | Open Dripproof (ODP) | 12 3/4" | 9" | 9" | 5/8" | 1 7/8" | 3 1/2" | __ | 311° | 00000000 | 000000 |
NEMA 56/NEMA 56H—Welded Base | ||||||||||||||
3/4 | 1,140 | 7.8/4.2 | No | Totally Enclosed Fan Cooled (TEFC) | 13" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 266° | 0000000 | 00000000 |
1 | 1,725 | 12.5/6.3 | No | Totally Enclosed Fan Cooled (TEFC) | 13" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 311° | 0000000 | 000000 |
1 | 1,725 | 13.0/6.5 | No | Totally Enclosed Fan Cooled (TEFC) | 13" | 10" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | Automatic | 311° | 0000000 | 000000 |
1 | 3,450 | 11.8/5.9 | No | Totally Enclosed Fan Cooled (TEFC) | 13" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 266° | 0000000 | 000000 |
1 | 3,450 | 12.0/6.0 | No | Totally Enclosed Fan Cooled (TEFC) | 13" | 10" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | Manual | 266° | 00000000 | 000000 |
1 1/2 | 3,450 | 16.0/8.0 | No | Totally Enclosed Fan Cooled (TEFC) | 13" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | __ | 266° | 0000000 | 000000 |
2 | 3,450 | 23.0/11.5 | No | Totally Enclosed Fan Cooled (TEFC) | 14" | 10" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | Manual | 266° | 00000000 | 00000000 |
2 | 3,470 | 15.6/7.8 | No | Open Dripproof (ODP) | 14" | 9" | 9" | 5/8" | 1 7/8" | 3 1/2" | __ | 311° | 00000000 | 000000 |
NEMA 56/NEMA 56H—Vibration-Damping Base | ||||||||||||||
1 | 1,725 | 13.0/6.5 | No | Open Dripproof (ODP) | 11 1/2" | 6 3/4" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | Automatic | 266° | 0000000 | 000000 |
NEMA 56YZ—Vibration-Damping Base | ||||||||||||||
1/2 | 1,700 | 5.2/2.6 | No | Totally Enclosed Air Over (TEAO) | 12 3/4" | 7" | 8 3/4" | 5/8" | 3" | 3 1/2" | Automatic | 266° | 00000000 | 000000 |
NEMA 56Z—Vibration-Damping Base | ||||||||||||||
1/2 | 1,100 | 5.2/2.6 | No | Totally Enclosed Air Over (TEAO) | 13 3/4" | 7 1/2" | 9" | 5/8" | 3" | 3 1/2" | Automatic | 266° | 00000000 | 000000 |
U.S.-Made Face-Mount AC Motors
Wound, wired, and assembled in the U.S. These motors are manufactured for durability and include high-quality bearings, so they hold up to occasional overload conditions and spikes in torque. Also known as C-face motors, they bolt directly to gearboxes, pumps, and other machinery. They’re more compact than base-mount motors and the direct, rigid connection to your equipment helps keep them aligned. Rated for continuous duty, they’re often used with equipment that requires constant power, like fans, pumps, and conveyors.
When pairing with a variable frequency drive (AC motor speed control), choose a three-phase motor that’s inverter rated.
Open drip proof (ODP) enclosures have vents that let air flow over the motor, which keeps it cool and helps it run efficiently. Use them in clean, dry environments—the enclosure blocks drips and debris that fall from above, but dust and moisture can pass through the vents.
Totally enclosed fan cooled (TEFC) enclosures don’t have vents, so they can be used in damp and dirty environments. They have an external fan that blows air over the outside of the enclosure to keep the motor cool. They’re not airtight, but since air isn’t flowing inside the enclosure, the motor won’t run as efficiently as it would in an open enclosure.
For technical drawings and 3-D models, click on a part number.
Overall | Shaft | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Power, hp | Max. Speed, rpm | Full Load Current, A | Inverter Rated | Motor Enclosure Type | Lg. | Wd. | Ht. | Dia. | Lg. | Center to Base | Insulation Max. Temp., °F | Each | |
115/208/230 Volts AC, Single Phase | |||||||||||||
NEMA 56C | |||||||||||||
1/3 | 3,450 | 6.0/3.2/3.0 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 8 1/2" | 7 1/2" | 5/8" | 1 7/8" | 3" | 266° | 00000000 | 0000000 |
2 | 3,450 | 23.0/12.0/11.5 | No | Totally Enclosed Fan Cooled (TEFC) | 14 1/4" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 5/8" | 311° | 00000000 | 00000000 |
115/230 Volts AC, Single Phase | |||||||||||||
NEMA 56C | |||||||||||||
1/4 | 1,725 | 2.6/1.3 | No | Open Dripproof (ODP) | 12" | 8 1/4" | 8 1/4" | 5/8" | 1 7/8" | 3" | 266° | 00000000 | 000000 |
1/4 | 1,725 | 5.0/2.5 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 8 1/2" | 7 1/2" | 5/8" | 1 7/8" | 3" | 266° | 00000000 | 000000 |
1/3 | 1,725 | 6.0/3.0 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 8 1/2" | 7 1/2" | 5/8" | 1 7/8" | 3" | 266° | 00000000 | 000000 |
1/3 | 1,740 | 3.4/1.7 | No | Open Dripproof (ODP) | 12" | 8 1/4" | 8 1/4" | 5/8" | 1 7/8" | 3" | 266° | 00000000 | 000000 |
1/2 | 1,725 | 4.7/2.3 | No | Open Dripproof (ODP) | 12 3/4" | 8 1/4" | 8 1/4" | 5/8" | 1 7/8" | 3" | 266° | 00000000 | 000000 |
1/2 | 1,725 | 7.4/3.7 | No | Totally Enclosed Fan Cooled (TEFC) | 12" | 8 1/2" | 7 1/2" | 5/8" | 1 7/8" | 3" | 266° | 00000000 | 000000 |
1/2 | 3,450 | 4.9/2.5 | No | Open Dripproof (ODP) | 12" | 8 1/4" | 8 1/4" | 5/8" | 1 7/8" | 3" | 266° | 00000000 | 000000 |
1/2 | 3,450 | 7.0/3.5 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 8 1/2" | 8 1/4" | 5/8" | 1 7/8" | 3" | 266° | 00000000 | 000000 |
3/4 | 1,725 | 8.4/4.2 | No | Totally Enclosed Fan Cooled (TEFC) | 12 1/2" | 8 1/2" | 8 1/4" | 5/8" | 1 7/8" | 3" | 311° | 00000000 | 000000 |
3/4 | 3,450 | 9.6/4.8 | No | Totally Enclosed Fan Cooled (TEFC) | 12" | 8 1/2" | 8 1/4" | 5/8" | 1 7/8" | 3" | 266° | 00000000 | 000000 |
1 | 1,725 | 12.5/6.3 | No | Totally Enclosed Fan Cooled (TEFC) | 13 1/4" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 5/8" | 311° | 00000000 | 000000 |
1 | 1,750 | 8.8/4.4 | No | Open Dripproof (ODP) | 13 1/4" | 9 1/4" | 9" | 5/8" | 1 7/8" | 3 3/8" | 311° | 00000000 | 00000000 |
1 | 3,450 | 11.8/5.9 | No | Totally Enclosed Fan Cooled (TEFC) | 12 1/4" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 5/8" | 266° | 00000000 | 000000 |
1 1/2 | 1,725 | 12.2/6.1 | No | Totally Enclosed Fan Cooled (TEFC) | 14 1/4" | 9 1/2" | 9" | 5/8" | 1 7/8" | 3 3/8" | 311° | 00000000 | 000000 |
1 1/2 | 3,450 | 16.0/8.0 | No | Totally Enclosed Fan Cooled (TEFC) | 13 1/4" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 5/8" | 266° | 00000000 | 000000 |
U.S.-Made Base/Face-Mount AC Motors
Wound, wired, and assembled in the U.S. These motors are manufactured for durability and include high-quality bearings, so they hold up to occasional overload conditions and spikes in torque. Whether you’re switching between jobs or need flexibility during installation, these motors give you a variety of mounting options. Mount the feet to a flat surface or bolt the face directly to a gearbox, pump, or other machinery. You can also do both at once for added stability in applications with high loads or vibration. More compact than our standard NEMA-frame motors, these motors fit better in tight spots. They’re rated for continuous duty, so they’re often used for equipment that requires constant power, such as fans, pumps, and conveyors.
When pairing with a variable frequency drive (AC motor speed control), choose a three-phase motor that’s inverter rated.
Totally enclosed fan cooled (TEFC) enclosures don’t have vents, so they can be used in damp and dirty environments. They have an external fan that blows air over the outside of the enclosure to keep the motor cool. They’re not airtight, but since air isn’t flowing inside the enclosure, the motor won’t run as efficiently as it would in an open enclosure.
For technical drawings and 3-D models, click on a part number.
Overall | Shaft | Insulation | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Power, hp | Max. Speed, rpm | Full Load Current, A | Inverter Rated | Motor Enclosure Type | Lg. | Wd. | Ht. | Dia. | Lg. | Center to Base | Class | Max. Temp., °F | Environmental Rating | Each | |
115/208/230 Volts AC, Single Phase | |||||||||||||||
NEMA 56C | |||||||||||||||
1/3 | 1,725 | 6.0/3.6/3.0 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 8 1/2" | 8" | 5/8" | 1 7/8" | 3 1/2" | B | 266° | __ | 00000000 | 0000000 |
1/2 | 1,725 | 7.4/4.1/3.7 | No | Totally Enclosed Fan Cooled (TEFC) | 12 1/4" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | F | 311° | IP55 | 00000000 | 000000 |
1/2 | 1,725 | 7.4/4.3/3.7 | No | Totally Enclosed Fan Cooled (TEFC) | 12" | 8 1/2" | 8" | 5/8" | 1 7/8" | 3 1/2" | B | 266° | __ | 00000000 | 000000 |
1/2 | 3,450 | 7.0/4.1/3.5 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 8 1/2" | 8 3/4" | 5/8" | 1 7/8" | 3 1/2" | B | 266° | __ | 00000000 | 000000 |
3/4 | 1,725 | 8.4/5.4/4.2 | No | Totally Enclosed Fan Cooled (TEFC) | 12 1/2" | 8 1/2" | 8 3/4" | 5/8" | 1 7/8" | 3 1/2" | F | 311° | __ | 00000000 | 000000 |
3/4 | 1,725 | 11.0/7.0/5.5 | No | Totally Enclosed Fan Cooled (TEFC) | 12 1/4" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | F | 311° | IP55 | 00000000 | 000000 |
1 | 1,725 | 12.8/7.0/6.4 | No | Totally Enclosed Fan Cooled (TEFC) | 13 1/4" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | F | 311° | __ | 00000000 | 000000 |
1 | 1,725 | 12.8/7.0/6.4 | No | Totally Enclosed Fan Cooled (TEFC) | 13 1/4" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | F | 311° | IP55 | 00000000 | 00000000 |
1 | 3,450 | 11.8/6.1/5.9 | No | Totally Enclosed Fan Cooled (TEFC) | 12 1/4" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | B | 266° | __ | 00000000 | 000000 |
1 1/2 | 1,725 | 12.4/6.8/6.2 | No | Totally Enclosed Fan Cooled (TEFC) | 14 1/4" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | F | 311° | IP55 | 00000000 | 00000000 |
1 1/2 | 3,450 | 15.0/7.9/7.5 | No | Totally Enclosed Fan Cooled (TEFC) | 13 1/4" | 9 1/2" | 9 1/4" | 5/8" | 1 7/8" | 3 1/2" | F | 311° | __ | 00000000 | 000000 |
Hazardous Location Base-Mount AC Motors
These motors are rated for environments where hazardous material is present. They are continuous duty and mount horizontally. You can wire for clockwise or counterclockwise rotation; instructions are included. The base is welded to the enclosure.
Motors with automatic overload protection turn off in overload conditions to prevent motor damage and start automatically after they cool.
Hazardous location environmental ratings indicate whether manufacturers have included safety features in products to facilitate their safe use in a hazardous environment. Before selecting a product for a hazardous location, ensure it is rated for your environment.
For technical drawings and 3-D models, click on a part number.
Overall | Shaft | Insulation | ||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Power, hp | Max. Speed, rpm | Full Load Current, A | Inverter Rated | Lg. | Wd. | Ht. | Dia | Lg. | Center to Base | Shaft Type | Overload Protection Type | Class | Max. Temp, °F | Environmental Rating | Each | |
115/208/230 Volts AC, Single Phase | ||||||||||||||||
NEMA 48 | ||||||||||||||||
1/4 | 1,800 | 5.0/2.6/2.5 | No | 12 7/8" | 7 1/4" | 8 1/8" | 1/2" | 1 1/2" | 3" | D-Profile | Automatic | B | 104° | NEC Class I Divisions 1, 2 Group D NEC Class II Divisions 1, 2 Groups F, G | 0000000 | 0000000 |
NEMA 56 | ||||||||||||||||
1/2 | 1,800 | 7.4/3.9/3.7 | No | 14 1/4" | 8 3/8" | 9 1/8" | 5/8" | 1 7/8" | 3 1/2" | Keyed | Automatic | B | 104° | NEC Class I Divisions 1, 2 Group D NEC Class II Divisions 1, 2 Groups F, G | 0000000 | 000000 |
115/230 Volts AC, Single Phase | ||||||||||||||||
NEMA 56 | ||||||||||||||||
1 | 1,800 | 12.4/6.2 | No | 15 1/4" | 8 3/8" | 9 1/8" | 5/8" | 1 7/8" | 3 1/2" | Keyed | Automatic | B | 104° | NEC Class I Divisions 1, 2 Group D NEC Class II Divisions 1, 2 Groups F, G | 0000000 | 00000000 |
AC Gearmotors
Turn speed into torque with these AC-powered gearmotors—they combine a motor and a speed reducer into one. You can wire them for clockwise or counterclockwise rotation; instructions are included. The parallel shaft transmits motion inline with the motor.
Base-mount motors come with a base, so they can be secured to a flat surface. Face-mount motors bolt directly to your equipment. Base/face-mount motors give you the flexibility to mount directly onto equipment or to the included base.
TEFC (totally enclosed fan cooled) motors have an enclosure to protect them from dirt, dust, and moisture. An external fan blows air on the enclosure to keep them cool. TENV (totally enclosed non-ventilated) enclosures are similar to TEFC enclosures, except they do not have a fan. They rely on air circulation from the motion of the motor for cooling.
For technical drawings and 3-D models, click on a part number.
Overall | Shaft | Insulation | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Power, hp | Speed @ Continuous Operating Torque | Full Load Current, A | Inverter Rated | Motor Enclosure Type | Lg. | Wd. | Ht. | Gear Type | Bearing Type | Dia. | Lg. | Center to Base | Class | Max. Temp., °F | Environmental Rating | Each | |
115/230 Volts AC, Single Phase | |||||||||||||||||
1/4 | 12 rpm @ 1,030 in.-lbs. | 5.4/2.7 | No | Totally Enclosed Fan Cooled (TEFC) | 13 1/2" | 8 1/4" | 7 3/4" | Helical and Spur | Ball | 3/4" | 1 1/2" | 3" | B | 266° | IP43 | 0000000 | 000000000 |
1/4 | 26 rpm @ 569 in.-lbs. | 5.4/2.7 | No | Totally Enclosed Fan Cooled (TEFC) | 13 1/2" | 8 1/4" | 7 3/4" | Helical and Spur | Ball | 3/4" | 1 1/2" | 3" | B | 266° | IP43 | 0000000 | 00000000 |
1/2 | 22 rpm @ 1,105 in.-lbs. | 8.8/4.4 | No | Totally Enclosed Fan Cooled (TEFC) | 14 1/4" | 8 1/4" | 7 3/4" | Helical and Spur | Ball | 3/4" | 1 1/2" | 3" | F | 311° | IP43 | 0000000 | 00000000 |
1/2 | 59 rpm @ 496 in.-lbs. | 8.8/4.4 | No | Totally Enclosed Fan Cooled (TEFC) | 14 1/4" | 8 1/4" | 7 3/4" | Helical and Spur | Ball | 3/4" | 1 1/2" | 3" | F | 311° | IP43 | 0000000 | 00000000 |
1/2 | 91 rpm @ 336 in.-lbs. | 8.8/4.4 | No | Totally Enclosed Fan Cooled (TEFC) | 14 1/4" | 8 1/4" | 7 3/4" | Helical and Spur | Ball | 3/4" | 1 1/2" | 3" | F | 311° | IP43 | 0000000 | 00000000 |
1/2 | 133 rpm @ 229 in.-lbs. | 8.8/4.4 | No | Totally Enclosed Fan Cooled (TEFC) | 14 1/4" | 8 1/4" | 7 3/4" | Helical and Spur | Ball | 3/4" | 1 1/2" | 3" | F | 311° | IP43 | 0000000 | 00000000 |
Overall | Shaft | Insulation | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Power, hp | Speed @ Continuous Operating Torque | Full Load Current, A | Inverter Rated | Motor Enclosure Type | Lg. | Wd. | Ht. | Gear Type | Bearing Type | Dia. | Lg. | Center to Base | Class | Max. Temp., °F | Environmental Rating | Each | |
115 Volts AC, Single Phase | |||||||||||||||||
1/15 | 28 rpm @ 100 in.-lbs. | 0.9 | No | Totally Enclosed Fan Cooled (TEFC) | 9 3/4" | 3 3/4" | 3 3/4" | Helical and Spur | Ball | 1/2" | 1" | 2.78" | F | 311° | IP43 | 0000000 | 0000000 |
1/15 | 57 rpm @ 56 in.-lbs. | 0.9 | No | Totally Enclosed Fan Cooled (TEFC) | 9 3/4" | 3 3/4" | 3 3/4" | Helical and Spur | Ball | 1/2" | 1" | 3" | F | 311° | IP43 | 0000000 | 000000 |
1/15 | 94 rpm @ 36 in.-lbs. | 0.9 | No | Totally Enclosed Fan Cooled (TEFC) | 9 3/4" | 3 3/4" | 3 3/4" | Helical and Spur | Ball | 1/2" | 1" | 3" | F | 311° | IP43 | 0000000 | 000000 |
1/15 | 142 rpm @ 24 in.-lbs. | 0.9 | No | Totally Enclosed Fan Cooled (TEFC) | 9 1/4" | 3 3/4" | 3 3/4" | Helical and Spur | Ball | 1/2" | 1" | 3" | F | 311° | IP43 | 0000000 | 000000 |
1/15 | 283 rpm @ 12 in.-lbs. | 0.9 | No | Totally Enclosed Fan Cooled (TEFC) | 9 1/4" | 3 3/4" | 3 3/4" | Helical and Spur | Ball | 1/2" | 1" | 3" | F | 311° | IP43 | 0000000 | 000000 |
Overall | Shaft | Insulation | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Power, hp | Speed @ Continuous Operating Torque | Full Load Current, A | Inverter Rated | Motor Enclosure Type | Lg. | Wd. | Ht. | Gear Type | Bearing Type | Dia. | Lg. | Center to Base | Class | Max. Temp., °F | Environmental Rating | Each | |
115/230 Volts AC, Single Phase | |||||||||||||||||
1/15 | 8 rpm @ 345 in.-lbs. | 1/0.5 | No | Totally Enclosed Nonventilated (TENV) | 10 1/2" | 5" | 5 1/4" | Helical and Spur | Ball | 5/8" | 1 1/2" | 3 1/2" | F | 311° | IP43 | 0000000 | 0000000 |
1/15 | 15 rpm @ 250 in.-lbs. | 1/0.5 | No | Totally Enclosed Nonventilated (TENV) | 10 1/2" | 5" | 5 1/4" | Helical and Spur | Ball | 5/8" | 1 1/2" | 3 1/2" | F | 311° | IP43 | 0000000 | 000000 |
1/6 | 30 rpm @ 295 in.-lbs. | 2.1/1.1 | No | Totally Enclosed Fan Cooled (TEFC) | 12 1/4" | 5" | 5 1/4" | Helical and Spur | Ball | 5/8" | 1 1/2" | 3 1/2" | F | 311° | IP43 | 0000000 | 00000000 |
1/6 | 40 rpm @ 219 in.-lbs. | 2/1 | No | Totally Enclosed Fan Cooled (TEFC) | 12 1/4" | 5" | 5 1/4" | Helical and Spur | Ball | 5/8" | 1 1/2" | 3 1/2" | F | 311° | IP43 | 0000000 | 00000000 |
1/6 | 90 rpm @ 103 in.-lbs. | 2.1/1.1 | No | Totally Enclosed Fan Cooled (TEFC) | 12 1/4" | 5" | 5 1/4" | Helical and Spur | Ball | 5/8" | 1 1/2" | 3 1/2" | F | 311° | IP43 | 0000000 | 000000 |
1/6 | 156 rpm @ 60 in.-lbs. | 2/1 | No | Totally Enclosed Fan Cooled (TEFC) | 12 1/4" | 5" | 5 1/4" | Helical and Spur | Ball | 5/8" | 1 1/2" | 3 1/2" | F | 311° | IP43 | 0000000 | 000000 |
1/4 | 47 rpm @ 294 in.-lbs. | 2.35/1.25 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 7" | 5 1/4" | Helical and Spur | Ball and Roller | 3/4" | 1 1/2" | 3.56" | B | 266° | IP44 | 0000000 | 000000 |
1/4 | 88 rpm @ 163 in.-lbs. | 2.35/1.25 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 7" | 5 1/4" | Helical and Spur | Ball and Roller | 3/4" | 1 1/2" | 3.56" | B | 266° | IP44 | 0000000 | 000000 |
1/4 | 113 rpm @ 128 in.-lbs. | 2.35/1.25 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 7" | 5 1/4" | Helical and Spur | Ball and Roller | 3/4" | 1 1/2" | 3.56" | B | 266° | IP44 | 0000000 | 000000 |
1/4 | 159 rpm @ 91 in.-lbs. | 2.35/1.25 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 7" | 5 1/4" | Helical and Spur | Ball and Roller | 3/4" | 1 1/2" | 3.56" | B | 266° | IP44 | 0000000 | 000000 |
1/4 | 338 rpm @ 41 in.-lbs. | 2.35/1.25 | No | Totally Enclosed Fan Cooled (TEFC) | 11 1/2" | 7" | 5 1/4" | Helical and Spur | Ball and Roller | 3/4" | 1 1/2" | 3.56" | B | 266° | IP44 | 0000000 | 000000 |
Base/Face-Mount Compact AC Gearmotors
Sized for small spaces, these gearmotors mount from the base or face for flexibility to fit in tight locations. Each has a motor matched with a speed reducer to lower speed while increasing torque. An optional plastic fan is included to improve cooling when using the gearmotor in a clockwise direction.
To reverse the direction of the gearmotor, loosen the mounting screws, remove the stator, and rotate it 180°. You’ll also need to replace the original fan blades with fan blades for counterclockwise shaft rotation (sold separately).
For technical drawings and 3-D models, click on a part number.
Gearmotors | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Overall | Shaft | Fan Blades for Counter-Clockwise Shaft Rotation | |||||||||||
Max. Speed, rpm | Torque @ Max. Speed, in.-lbs. | Power, hp | Full Load Current, A | Lg. | Wd. | Ht. | Dia. | Lg. | Center to Base | Each | Each | ||
115 Volts AC, Single Phase | |||||||||||||
1 | 50 | 1/300 | 0.4 | 4 1/2" | 3 1/4" | 3 1/4" | 0.31" | 1" | 1 5/8" | 0000000 | 000000 | 0000000 | 00000 |
3 | 50 | 1/300 | 0.4 | 4 1/2" | 3 1/4" | 3 1/4" | 0.31" | 1" | 1 5/8" | 0000000 | 00000 | 0000000 | 0000 |
5 | 40 | 1/300 | 0.4 | 4 1/2" | 3 1/4" | 3 1/4" | 0.31" | 1" | 1 5/8" | 0000000 | 00000 | 0000000 | 0000 |
10 | 40 | 1/150 | 1 | 4 3/4" | 3 1/4" | 3 1/4" | 0.31" | 1" | 1 5/8" | 0000000 | 00000 | 0000000 | 0000 |
20 | 20 | 1/150 | 1 | 4 3/4" | 3 1/4" | 3 1/4" | 0.31" | 1" | 1 5/8" | 0000000 | 00000 | 0000000 | 0000 |
35 | 15 | 1/120 | 1.2 | 5" | 3 1/4" | 3 1/4" | 0.31" | 1" | 1 5/8" | 0000000 | 00000 | 0000000 | 0000 |
50 | 15 | 1/80 | 1.6 | 5 1/4" | 3 1/4" | 3 1/4" | 0.31" | 1" | 1 5/8" | 0000000 | 00000 | 0000000 | 0000 |
75 | 10 | 1/80 | 1.6 | 5 1/4" | 3 1/4" | 3 1/4" | 0.31" | 1" | 1 5/8" | 0000000 | 00000 | 0000000 | 0000 |
100 | 7 | 1/80 | 1.6 | 5 1/4" | 3 1/4" | 3 1/4" | 0.31" | 1" | 1 5/8" | 0000000 | 00000 | 0000000 | 0000 |
125 | 6 | 1/80 | 1.6 | 5 1/4" | 3 1/4" | 3 1/4" | 0.31" | 1" | 1 5/8" | 0000000 | 00000 | 0000000 | 0000 |
150 | 5 | 1/80 | 1.6 | 5 1/4" | 3 1/4" | 3 1/4" | 0.31" | 1" | 1 5/8" | 0000000 | 00000 | 0000000 | 0000 |
200 | 4 | 1/80 | 1.6 | 5 1/4" | 3 1/4" | 3 1/4" | 0.31" | 1" | 1 5/8" | 0000000 | 00000 | 0000000 | 0000 |
Face-Mount Compact AC Gearmotors
Power equipment in applications with limited space. Gearmotors have a motor matched with a speed reducer to lower speed while increasing torque. An optional plastic fan is included to improve cooling when using the gearmotor in a clockwise direction.
To reverse the direction of the gearmotor, loosen the mounting screws, remove the stator, and rotate it 180°. You’ll also need to replace the original fan blades with fan blades for counterclockwise shaft rotation (sold separately).
For technical drawings and 3-D models, click on a part number.
Gearmotors | |||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Overall | Shaft | Fan Blades for Counter-Clockwise Shaft Rotation | |||||||||||
Max. Speed, rpm | Torque @ Max. Speed, in.-lbs. | Power, hp | Full Load Current, A | Lg. | Wd. | Ht. | Dia. | Lg. | Center to Base | Each | Each | ||
115 Volts AC, Single Phase | |||||||||||||
3 | 50 | 1/300 | 0.4 | 4" | 2 1/2" | 3" | 0.31" | 1" | 2.12" | 0000000 | 000000 | 0000000 | 00000 |
5 | 50 | 1/300 | 0.4 | 4" | 2 1/2" | 3" | 0.31" | 1" | 2.12" | 0000000 | 00000 | 0000000 | 0000 |
10 | 40 | 1/150 | 1 | 4 1/2" | 2 1/2" | 3" | 0.31" | 1" | 2.12" | 0000000 | 00000 | 0000000 | 0000 |
20 | 25 | 1/150 | 1 | 4 1/2" | 2 1/2" | 3" | 0.31" | 1" | 2.12" | 0000000 | 00000 | 0000000 | 0000 |
35 | 20 | 1/120 | 1.2 | 4 3/4" | 2 1/2" | 3" | 0.31" | 1" | 2.12" | 0000000 | 00000 | 0000000 | 0000 |
50 | 15 | 1/80 | 1.6 | 5" | 2 1/2" | 3" | 0.31" | 1" | 2.12" | 0000000 | 00000 | 0000000 | 0000 |
75 | 15 | 1/80 | 1.6 | 5" | 2 1/2" | 3" | 0.31" | 1" | 2.12" | 0000000 | 00000 | 0000000 | 0000 |
100 | 7 | 1/80 | 1.6 | 5" | 2 1/2" | 3" | 0.31" | 1" | 2.12" | 0000000 | 00000 | 0000000 | 0000 |
125 | 6 | 1/80 | 1.6 | 5" | 2 1/2" | 3" | 0.31" | 1" | 2.12" | 0000000 | 00000 | 0000000 | 0000 |
150 | 5 | 1/80 | 1.6 | 5" | 2 1/2" | 3" | 0.31" | 1" | 2.12" | 0000000 | 00000 | 0000000 | 0000 |
200 | 4 | 1/80 | 1.6 | 5" | 2 1/2" | 3" | 0.31" | 1" | 2.12" | 0000000 | 00000 | 0000000 | 0000 |