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 NX Series tuning free servo motors offer high performance and high accuracy control. Planetary geared and electromechanical brake options are also available and come pre-assembled. Each package features a high performance servo system with 4 control modes and is capable of high accuracy control. Smooth operation can be achieved in high inertia loads or belt drive applications without manual tuning.

  • 200 W (1/4 HP)
  • Max Speed: 5,500 r/min
  • Round Shaft Type
    • Rated Torque: 90 oz-in (0.637 N·m)
    • Max Instantenous Torque: 270 oz-in (1.91 N·m)
  • Geared Type
    • Rated Torque: 25 ~ 114 lb-in (2.87 ~ 12.9 N·m)
    • Max Instantenous Torque: 76 ~ 340 lb-in (8.6 ~ 38.7 N·m)
Servo Motors
Unit of Measure
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NXM620A
200 W (1/4 HP) Servo Motor, Rated Torque = 90 oz-in (0.637 N·m)
Web Price $650.00
 nxm620m-motor-only
NXM620M
200 W (1/4 HP) Servo Motor, Rated Torque = 90 oz-in (0.637 N·m)
Web Price $930.00
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NXM920A-PS5
200 W (1/4 HP) Geared Servo Motor, Rated Torque = 400 oz-in (2.87 N·m)
Web Price $1,225.00
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NXM920A-PS10
200 W (1/4 HP) Geared Servo Motor, Rated Torque = 810 oz-in (5.73 N·m)
Web Price $1,225.00
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NXM920A-PS25
200 W (1/4 HP) Geared Servo Motor, Rated Torque = 1830 oz-in (12.9 N·m)
Web Price $1,379.00
Rated Output Power - 200 W (1/4 HP)
Motor Frame Size - 2.36 in. - 2.36 in. - 3.54 in. - 3.54 in. - 3.54 in.
Speed-Torque Characteristics -
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Rated Torque - 90 oz-in - 90 oz-in - 400 oz-in - 810 oz-in - 1830 oz-in
Max Speed (rpm) - 5500 - 5500 - - -
Rated Speed (rpm) - 3000 - 3000 - - -
Permissible Speed Range - - - 0 ~ 600 r/min - 0 ~ 300 r/min - 0 ~ 120 r/min
Max Instantaneous Torque - 270 oz-in - 270 oz-in - 1220 oz-in - 2440 oz-in - 5490 oz-in
Rotor Inertia - 0.89 oz-in² - 1.01 oz-in² - 0.89 oz-in² - 0.89 oz-in² - 0.89 oz-in²
Gear Inertia - - - 0.89 oz-in² - 0.88 oz-in² - 0.96 oz-in²
Permissible Load Inertia - 89 oz-in² - 89 oz-in² - 1090 oz-in² - 4400 oz-in² - 28000 oz-in²
Resolution (P/R) - 100 to 100000 (Factory setting 1000)
Gear/Shaft Type - Round Shaft (No Gear) - Round Shaft (No Gear) - Planetary Gear (PS) - Planetary Gear (PS) - Planetary Gear (PS)
Gear Ratio (X:1) - - - 5 :1 - 10 :1 - 25 :1
Electromagnetic Brake - Not Equipped - Equipped - Not Equipped - Not Equipped - Not Equipped
Permissible Overhung Load - 0 in. from Shaft End = 51 lb0.2 in. from Shaft End = 55 lb0.39 in. from Shaft End = 58 lb0.59 in. from Shaft End = 63 lb0.79 in. from Shaft End = 68 lb - 0 in. from Shaft End = 51 lb0.2 in. from Shaft End = 55 lb0.39 in. from Shaft End = 58 lb0.59 in. from Shaft End = 63 lb0.79 in. from Shaft End = 68 lb - 0 in. from Shaft End = 108 lb0.2 in. from Shaft End = 121 lb0.39 in. from Shaft End = 135 lb0.59 in. from Shaft End = 153 lb0.79 in. from Shaft End = 177 lb - 0 in. from Shaft End = 108 lb0.2 in. from Shaft End = 121 lb0.39 in. from Shaft End = 135 lb0.59 in. from Shaft End = 153 lb0.79 in. from Shaft End = 177 lb - 0 in. from Shaft End = 191 lb0.2 in. from Shaft End = 210 lb0.39 in. from Shaft End = 230 lb0.59 in. from Shaft End = 260 lb0.79 in. from Shaft End = 310 lb
Permissible Thrust Load - 22 lb - 22 lb - 67 lb - 67 lb - 67 lb