Oriental Motor

ORIENTAL MOTOR U.S.A. Corp.
1001 Knox Street
Torrance, CA 90502
1-800-GO-VEXTA (468-3982)

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The 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 Combination-type Parallel Shaft and Right-Angle Hollow Shaft Geared models are available in standard, IP65 and IP66 rated versions.

  • 120 W (1/6 HP)
  • Single-Phase 100-120 VAC or Single-Phase/Three-Phase 200-240 VAC
  • Permissible Torque
    • Round Shaft = 54 oz-in (0.382 N·m)
    • Parallel Shaft Gear = 17.7 ~ 260 lb-in (2 ~ 30 N·m)
    • Right-Angle Hollow Shaft Gear = 28.3 ~ 477 lb-in (3.2 ~ 53.9 N·m)

*Some gear types are limited to 3,600 r/min max. input speed, (1:45 speed ratio).
Unit of Measure
1 2 3 4 

Item #

Output Power

Power Supply

Shaft/Gear Type

Gear Ratio (X:1)

Output Shaft Diameter

Degree of Protection (Motor)

Rated Torque

Variable Speed Range (r/min)

Permissible Load Inertia

Web Price

BLM5120HPK-5H50S / BMUD120-C2 - 120 W (1/6 HP) - Single-Phase / Three-Phase 200-240 VAC - Right-Angle Hollow Shaft (Stainless Steel) Gearhead - 50 :1 - 24 mm - IP66 - 141.61 lb-in - 1.6 ~ 72 - 27337 oz-in² $759.00
BLM5120HPK-5H100S / BMUD120-C2 - 120 W (1/6 HP) - Single-Phase / Three-Phase 200-240 VAC - Right-Angle Hollow Shaft (Stainless Steel) Gearhead - 100 :1 - 24 mm - IP66 - 285.88 lb-in - 0.8 ~ 36 - 109349 oz-in² $759.00
BLM5120HPK-5H200S / BMUD120-C2 - 120 W (1/6 HP) - Single-Phase / Three-Phase 200-240 VAC - Right-Angle Hollow Shaft (Stainless Steel) Gearhead - 200 :1 - 24 mm - IP66 - 477.06 lb-in - 0.4 ~ 18 - 437396 oz-in² $771.00
BMU5120A-A - 120 W (1/6 HP) - Single-Phase 100-120 VAC - Round Shaft (No Gearhead) - - 12 mm - IP40 - 3.38 lb-in - 80 ~ 4000 - 31 oz-in² $347.00
BMU5120AP-A - 120 W (1/6 HP) - Single-Phase 100-120 VAC - Round Shaft (No Gearhead) - - 12 mm - IP65 - 3.38 lb-in - 80 ~ 4000 - 31 oz-in² $370.00
BMU5120C-A - 120 W (1/6 HP) - Single-Phase / Three-Phase 200-240 VAC - Round Shaft (No Gearhead) - - 12 mm - IP40 - 3.38 lb-in - 80 ~ 4000 - 31 oz-in² $347.00
BMU5120CP-A - 120 W (1/6 HP) - Single-Phase / Three-Phase 200-240 VAC - Round Shaft (No Gearhead) - - 12 mm - IP65 - 3.38 lb-in - 80 ~ 4000 - 31 oz-in² $370.00
BMU5120A-A - 120 W (1/6 HP) - Single-Phase 100-120 VAC - Round Shaft (No Gearhead) - - 12 mm - IP40 - 3.38 lb-in - 80 ~ 4000 - 31 oz-in² $347.00
BMU5120AP-A - 120 W (1/6 HP) - Single-Phase 100-120 VAC - Round Shaft (No Gearhead) - - 12 mm - IP65 - 3.38 lb-in - 80 ~ 4000 - 31 oz-in² $370.00
BMU5120C-A - 120 W (1/6 HP) - Single-Phase / Three-Phase 200-240 VAC - Round Shaft (No Gearhead) - - 12 mm - IP40 - 3.38 lb-in - 80 ~ 4000 - 31 oz-in² $347.00
BMU5120CP-A - 120 W (1/6 HP) - Single-Phase / Three-Phase 200-240 VAC - Round Shaft (No Gearhead) - - 12 mm - IP65 - 3.38 lb-in - 80 ~ 4000 - 31 oz-in² $370.00
Unit of Measure
1 2 3 4