Nema 8 Geared Stepper Motor Bipolar L=28mm 1.6 Ncm 0.02 Deg 0.2A with 90:1 Planetary Gearbox

NO.:8HS11-0204S-PG90
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Description Specification Custom Options Review

Electrical Specification

Manufacturer Part Number: 8HS11-0204S-PG90
Motor Type: Bipolar Stepper
Step Angle: 0.02 deg
Holding Torque without Gearbox: 1.6 Ncm(2.266 oz.in)
Rated Current/phase: 0.2 A
Phase Resistance: 24 ohms
Inductance: 8 mH ± 20%(1KHz)

Gearbox Specifications

Gearbox Type: Planetary
Gear Ratio: 90.25: 1
Efficiency: 73%
Backlash at No-load: <=1 deg
Max.Permissible Torque: 0.9 Nm(127.5 oz.in)
Moment Permissible Torque: 2 Nm(283 oz.in)
Shaft Maximum Axial Load: 5 N
Shaft Maximum Radial Load: 25 N

Physical Specifications

Frame Size: 22 x 22 mm
Gearbox Length: 30.95 mm
Shaft Diameter: Φ6 mm
Shaft Length: 15 mm
D-cut Length: 9 mm
Number of Leads: 4
Lead Length: 300 mm
Weight: 86 g

Connection

A+	A-	B+	B-
Black	Green	Red	Blue

Resources

Motor Datasheet: 8HS11-0204S-PG90.pdf
Torque Curve: 8HS11-0204S-PG90_Torque_Curve.pdf

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Gearbox Specification
Efficiency	73%
Gear Ratio	90.25:1
Gearbox Length(mm)	30.95
Gearbox Type	Planetary
Backlash at No-load(Max.°)	1
Max. Permissible Torque(Ncm)	90
Max. Permissible Torque(oz.in)	127.5
Moment Permissible Torque(Ncm)	200
Moment Permissible Torque(oz.in)	283.2
Shaft Maximum Axial Load(N)	5
Shaft Maximum Radial Load(N)	25
Motor Specification
Bipolar/Unipolar	Bipolar
Holding Torque w/o Gearbox(Ncm)	1.6
Holding Torque w/o Gearbox(oz.in)	2.266
Inductance(mH)	8
Lead Length(mm)	300
Motor Nema Size	Nema 8
No. of Lead	4
Phase Resistance(ohm)	24
Rated Current (A)	0.2
Shaft Diameter(mm)	6
Shaft Length(mm)	15
Shaft Type	D-Cut
Single Shaft/Dual Shaft	Single Shaft