Nema 11 Stepper Motor Bipolar L=51mm w/ Gear Ratio 19:1 Planetary Gearbox

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Model: 11HS20-0674S-PG19
In Stock: 100
SKU: 11HS20-0674S-PG19

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This Nema 11 stepper motor with 51mm body and 0.67A rated current, integrated a planetary gearbox of 19.19:1 gear ratio. It's a good solution to applications that with limited space but need low speed and/or high torque.

Electrical Specification

Manufacturer Part Number: 11HS20-0674S-PG19
Motor Type: Bipolar Stepper
Holding Torque without Gearbox: 12Ncm(16.99oz.in)
Rated Current/phase: 0.67A
Phase Resistance: 9.2ohms
Voltage: 6.2V
Inductance: 5.7mH ± 20%(1KHz)

Gearbox Specifications

Gearbox Type: Planetary
Gear Ratio: 19.19: 1
Gear Efficiency: 81%
Backlash at No-load: <=1 deg
Max.Permissible Torque: 3Nm(425oz.in)
Moment Permissible Torque: 5Nm(708oz.in)
Shaft Maximum Axial Load: 5N
Shaft Maximum Radial Load: 25N

Physical Specifications

Frame Size: 28 x 28mm
Motor Length: 50.5mm
Gearbox Length: 35mm
Shaft Diameter: Φ6mm
Shaft Length: 18mm
D-cut Length: 12mm
Number of Leads: 4
Lead Length: 500mm
Weight: 400g

Connection

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

Resources

Full Datasheet: 11HS20-0674S-PG19.pdf
Torque Curve: 11HS20-0674S-PG19_Torque_Curve.pdf

Electrical Specification
Current(A)	0.67
Holding Torque w/o Gearbox(N.m)	0.14
Inductance(mH)	6.5
Phase Resistance(ohm)	12
Bipolar/Unipolar	Bipolar
Physical Specification
Product Type	Geared Stepper Motor
Frame Size(mm)	Nema 11 (28 x 28)
Body Length(mm)	86
Gearbox Type	Economy Planetary
Gear Ratio	19.19
Backlash at No-load	<=1 deg
Single Shaft/Dual Shaft	Single Shaft
Output Shaft Type	D
Shaft Diameter(mm)	6
Shaft Length(mm)	18
No. of Lead	4
Lead Length(mm)	500
Weight(g)	400