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The BMU SeThe BMU Series features a compact, high-power and high-efficiency brushless DC motor and is combined with an easy to use, easy to set speed controller. The entire motor structure features our latest brushless DC motor technology and has been innovated in pursuit of the optimal performance. The BMU Series has a maximum speed of 4000 r/min. Speed ratio of 1:50 (80 to 4000 r/min) is achieved. Round Shaft and Geared models available.

  • 200 W (1/4 HP)
  • Single-Phase 100-120 VAC or Single-Phase/Three-Phase 200-240 VAC
  • Permissible Torque
    • Round Shaft = 90 oz-in (0.637 N·m)
    • Parallel Shaft Gear = 21. ~ 4584 lb-in (2.4 ~ 518 N·m)
    • Right-Angle Hollow Shaft Gear = 18.59 ~ 732 lb-in (2.1 ~ 82.8 N·m)
    • Hollow Shaft Flat Gear = 47 ~ 470 lb-in (5.4 ~ 54 N·m)


Some gear types are limited to 3,600 r/min max. input speed, (1:45 speed ratio). ries features a compact, high-power and high-efficiency brushless DC motor and is combined with an easy to use, easy to set speed controller. The entire motor structure features our latest brushless DC motor technology and has been innovated in pursuit of the optimal performance.

The BMU Series has a maximum speed of 4000 r/min*. Speed ratio of 1:50* (80 to 4000 r/min*) is achieved. Round Shaft and Geared models available.

  • 200 W (1/4 HP)
  • Single-Phase 100-120 VAC or Single-Phase/Three-Phase 200-240 VAC
  • Permissible Torque
    • Round Shaft = 90 oz-in (0.637 N·m)
    • Parallel Shaft Gear = 21. ~ 4584 lb-in (2.4 ~ 518 N·m)
    • Right-Angle Hollow Shaft Gear = 18.59 ~ 732 lb-in (2.1 ~ 82.8 N·m)
    • Hollow Shaft Flat Gear = 47 ~ 470 lb-in (5.4 ~ 54 N·m)

*Some gear types are limited to 3,600 r/min max. input speed, (1:45 speed ratio).
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Brushless DC Motor

200 W (1/4 HP) BMU Series Brushless DC Motor Speed Control System (Single-Phase 100-120 VAC)
Web Price $515.00
Brushless DC Motor

200 W (1/4 HP) BMU Series Brushless DC Motor Speed Control System (Parallel Shaft Gearhead (Stainless Steel Shaft) 5:1) (Single-Phase 100-120 VAC)
Web Price $754.00
Brushless DC Motor

200 W (1/4 HP) BMU Series Brushless DC Motor Speed Control System (Parallel Shaft Gearhead (Stainless Steel Shaft) 10:1) (Single-Phase 100-120 VAC)
Web Price $754.00
Brushless DC Motor

200 W (1/4 HP) BMU Series Brushless DC Motor Speed Control System (Parallel Shaft Gearhead (Stainless Steel Shaft) 15:1) (Single-Phase 100-120 VAC)
Web Price $754.00
Brushless DC Motor

200 W (1/4 HP) BMU Series Brushless DC Motor Speed Control System (Parallel Shaft Gearhead (Stainless Steel Shaft) 20:1) (Single-Phase 100-120 VAC)
Web Price $754.00
Motor Frame Size
- 3.54 in.90 mm - 4.33 in.110 mm - 4.33 in.110 mm - 4.33 in.110 mm - 4.33 in.110 mm
Output Power - 200 W (1/4 HP)
Power Supply - Single-Phase 100-120 VAC
Shaft/Gear Type - Round Shaft (No Gearhead) - Parallel Shaft Gearhead (Stainless Steel Shaft) - Parallel Shaft Gearhead (Stainless Steel Shaft) - Parallel Shaft Gearhead (Stainless Steel Shaft) - Parallel Shaft Gearhead (Stainless Steel Shaft)
Gear Ratio (X:1) - - 5 :1 - 10 :1 - 15 :1 - 20 :1
Output Shaft Diameter - 14 mm - 7/8 inch - 7/8 inch - 7/8 inch - 7/8 inch
Degree of Protection (Motor) - IP66
Rated Torque
- 5.63 lb-in0.64 N·m - 25 lb-in2.9 N·m - 50 lb-in5.7 N·m - 76 lb-in8.6 N·m - 101 lb-in11.5 N·m
Variable Speed Range (r/min) - 80 ~ 4000 - 16 ~ 800 - 8 ~ 400 - 5.3 ~ 267 - 4 ~ 200
Permissible Load Inertia - 48 oz-in²8.75 x 10-4 kg·m² - 550 oz-in²*When instantaneous stop or instantaneous bi-directional operation is performed = 270 oz-in²100 x 10-4 kg·m²*When instantaneous stop or instantaneous bi-directional operation is performed = 50 x 10-4 kg·m² - 2500 oz-in²*When instantaneous stop or instantaneous bi-directional operation is performed = 1090 oz-in²460 x 10-4 kg·m²*When instantaneous stop or instantaneous bi-directional operation is performed = 200 x 10-4 kg·m² - 5500 oz-in²*When instantaneous stop or instantaneous bi-directional operation is performed = 2500 oz-in²1000 x 10-4 kg·m²*When instantaneous stop or instantaneous bi-directional operation is performed = 450 x 10-4 kg·m² - 9300 oz-in²*When instantaneous stop or instantaneous bi-directional operation is performed = 4400 oz-in²1700 x 10-4 kg·m²*When instantaneous stop or instantaneous bi-directional operation is performed = 800 x 10-4 kg·m²
Permissible Radial Load - 0.39 in. from Shaft End = 33
0.79 in. from Shaft End = 38 lb10 mm from Shaft End = 150
20 mm from Shaft End = 170 N 		- 0.39 in. from Shaft End = 123
0.79 in. from Shaft End = 180 lb10 mm from Shaft End = 550
20 mm from Shaft End = 800 N 		- 0.39 in. from Shaft End = 123
0.79 in. from Shaft End = 180 lb10 mm from Shaft End = 550
20 mm from Shaft End = 800 N 		- 0.39 in. from Shaft End = 123
0.79 in. from Shaft End = 180 lb10 mm from Shaft End = 550
20 mm from Shaft End = 800 N 		- 0.39 in. from Shaft End = 123
0.79 in. from Shaft End = 180 lb10 mm from Shaft End = 550
20 mm from Shaft End = 800 N
Permissible Axial Load - - 45 lb200 N - 45 lb200 N - 45 lb200 N - 45 lb200 N
Permissible Axial Load - Half of motor mass or less - - - -
Speed Control Method (Select one of the following)
- Digital Setting using the dial
Number of Speed Settings
- 4
Max. Extension Length (m)
- 10.50

 

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