Description
The Oriental Motor ASM66MA-T20 is a high-precision, closed-loop stepper motor from the advanced AlphaStep series. Engineered to eliminate missed steps without the hunting issues of traditional servo motors, this unit integrates a built-in rotor position sensor. The T20 designation indicates a factory-integrated TH gearhead with a 20:1 ratio, delivering exceptional torque multiplication and ultra-low backlash for demanding positioning tasks.
Technical Specifications:
Manufacturer: Oriental Motor
Series: AlphaStep ASM Series
Model Number: ASM66MA-T20
Motor Frame Size: 60 mm square
Gearhead Type: TH Gear
Gear Ratio: 20:1
Resolution: 0.036° per pulse
Maximum Holding Torque: 2.5 N·m
Rotor Inertia: 250 x 10^-7 kg·m²
Shaft Configuration: Single Shaft
Shaft Diameter: Ø 10 mm
Backlash: < 15 arc minutes
Operating Temperature: 0°C to +50°C
Weight: 1.25 kg
Insulation Class: Class B
Technical Compatibility: Designed for seamless integration with Oriental Motor ASD series drivers, ensuring plug-and-play functionality for existing automation architectures.
Original Engineering: Authentic Oriental Motor component, guaranteeing factory-calibrated closed-loop performance and structural integrity.
Lead Time: Optimized procurement processes ensure minimal lead time for critical replacement parts, reducing machine downtime.
Industrial Application: The ASM66MA-T20 is specifically engineered for high-load rotary indexing tables, semiconductor wafer handling robotics, and automated optical inspection stages. The 20:1 TH gearhead provides the necessary torque and micro-stepping resolution to position heavy payloads with zero step-out, ensuring absolute repeatability in continuous-duty cycles.
Key Attributes
Application: Electronic Equipment
Material: Plastic
Motor Type: Universal
Place of Origin: Guangdong, China
Model Number: ASM66MA-T20
Brand Name: Oriental Motor
Product name: Stepper Motors
Color: Picture Shown
Warranty: Used parts is 3 months, new parts is 1-year
Condition: Original
Feature: Easy To Operate
Shipping By: UPS, DHL, FEDEX, TNT And EMS
Payment term: TT, Western Union, MoneyGram
Service: 24 Hours Online Service
Packaging: Standard Original Packing
Quality: 100% Testing
Packaging and Delivery
Selling Units: Single item








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