1.65 in. (42 mm) SMK Series Low Speed Synchronous Motors

Low-speed synchronous motors provide highly precise speed regulation, low-speed rotation, and quick bi-directional rotation. The basic construction of low-speed synchronous motors is the same as that of stepper motors.

1.65 in. (42 mm) Frame Size
Single-Phase 100/115 VAC
Holding Torque

Round Shaft = 0.63 ~ 1.27 oz-in (4.5 ~ 9 mN·m)
Parallel Shaft Gear = 1.32 ~ 4.9 lb-in (0.15 ~ 0.56 N·m)

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Items	SMK014A-A 1.65 in. (42 mm) Low-Speed Synchronous Motor Web Price $105.00 Add To Cart Request Quote	SMK014MA-A 1.65 in. (42 mm) Low-Speed Synchronous Motor Web Price $109.00 Add To Cart Request Quote	SMK0A-3A 1.65 in. (42 mm) Low-Speed Synchronous Motor Web Price $184.00 Add To Cart Request Quote	SMK0A-3.6A 1.65 in. (42 mm) Low-Speed Synchronous Motor Web Price $184.00 Add To Cart Request Quote	SMK0A-7.5A 1.65 in. (42 mm) Low-Speed Synchronous Motor Web Price $184.00 Add To Cart Request Quote
Frame Size	- 1.65 in42 mm
Power Supply	- Single-Phase 100-115 VAC
Frequency (Hz)	- 60 50
Current	- 0.043 A [100 VAC, 50 Hz] 0.046 A [100 VAC, 60 Hz] 0.053 A [115 VAC, 60 Hz]
Shaft/Gear Type	- Round Shaft (No Gearhead)	- Round Shaft (No Gearhead)	- Parallel Shaft Gearhead	- Parallel Shaft Gearhead	- Parallel Shaft Gearhead
Gear Ratio (X:1)	-	-	- 3 :1	- 3.6 :1	- 7.5 :1
Output Shaft Diameter	- 5 mm
Rated Torque	- 0.975 lb-in [50 Hz] 1.15 lb-in [60 Hz] 0.11 N·m [50 Hz] 0.13 N·m [60 Hz]	- 0.975 lb-in [50 Hz] 1.15 lb-in [60 Hz] 0.11 N·m [50 Hz] 0.13 N·m [60 Hz]	- 1.32 lb-in 0.15 N·m	- 1.59 lb-in 0.18 N·m	- 3 lb-in 0.35 N·m
Rated Speed (rpm)	- 60 [50 Hz] 72 [60 Hz]	- 30 [50 Hz] 36 [60 Hz]	- 20 [50 Hz] 24 [60 Hz]	- 16.67 [50 Hz] 20 [60 Hz]	- 9.6 [60 Hz] 8 [50 Hz]
Permissible Load Inertia	- 1.5 oz-in²0.275 x 10^-4 kg·m²	- 1.5 oz-in²0.275 x 10^-4 kg·m²	- 13.1 oz-in²2.4 x 10^-4 kg·m²	- 19.2 oz-in²3.5 x 10^-4 kg·m²	- 82 oz-in²15 x 10^-4 kg·m²
Permissible Overhung Load	- 0 in. from Shaft End = 4.5 lb0.2 in. from Shaft End = 5.6 lb0.39 in. from Shaft End = 7.6 lb0.59 in. from Shaft End = 11.7 lb0 mm from Shaft End = 20 N5 mm from Shaft End = 25 N10 mm from Shaft End = 34 N15 mm from Shaft End = 52 N	- 0 in. from Shaft End = 4.5 lb0.2 in. from Shaft End = 5.6 lb0.39 in. from Shaft End = 7.6 lb0.59 in. from Shaft End = 11.7 lb0 mm from Shaft End = 20 N5 mm from Shaft End = 25 N10 mm from Shaft End = 34 N15 mm from Shaft End = 52 N	- 0 in. from Shaft End = 2.2 lb0.2 in. from Shaft End = 3.3 lb0.39 in. from Shaft End = 4.5 lb0.59 in. from Shaft End = 6.7 lb0 mm from Shaft End = 10 N5 mm from Shaft End = 15 N10 mm from Shaft End = 20 N15 mm from Shaft End = 30 N	- 0 in. from Shaft End = 2.2 lb0.2 in. from Shaft End = 3.3 lb0.39 in. from Shaft End = 4.5 lb0.59 in. from Shaft End = 6.7 lb0 mm from Shaft End = 10 N5 mm from Shaft End = 15 N10 mm from Shaft End = 20 N15 mm from Shaft End = 30 N	- 0 in. from Shaft End = 2.2 lb0.2 in. from Shaft End = 3.3 lb0.39 in. from Shaft End = 4.5 lb0.59 in. from Shaft End = 6.7 lb0 mm from Shaft End = 10 N5 mm from Shaft End = 15 N10 mm from Shaft End = 20 N15 mm from Shaft End = 30 N
Permissible Thrust Load	-	-	- 3.3 lb15 N	- 3.3 lb15 N	- 3.3 lb15 N
Permissible Thrust Load	- The permissible thrust load shall be no greater than the motor mass.	- The permissible thrust load shall be no greater than the motor mass.	-	-	-
RoHS Compliant	- Yes
Safety Standards	-

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