JUNQI Nema11 28mm Planetary Gearbox Stepper Motors with Reduction Stepper Gear Motor

Product Details:

Place of Origin:	China
Brand Name:	JEUNKEI
Certification:	ISO9001, RoHs,CE
Model Number:	JQ28STH45/51-28PG

Payment & Shipping Terms:

Minimum Order Quantity:	5pcs ( sample available)
Price:	Negotiable
Packaging Details:	Suite for export
Delivery Time:	depend on the order quantity /Negotiable
Payment Terms:	T/T, , Western Union, Paypal
Supply Ability:	10000pcs per month

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Detailed Product Description

Name:	Nema11 Planetary Gearbox Stepper Motor	Model No.:	JQ28STH45/51-28PG
Rated Voltage:	3.4/4.4V	Current/Phase:	0.95A
Leads Of Wires:	6	Reduction Ratio:	3.71/5.18/14/19/27/51/72/100/139/189
Ring Gear Material:	Metal	Permissible Load Range:	1.2N.m~4.0N.m
Warranty:	12 Months	Choice:	Encoder, Gearbox, Connector, Brake
Highlight:	nema 11 hybrid stepper motor , 28mm hybrid stepper motor , Planetary Gearbox hybrid stepper motor

JQ28STH Hybrid Stepping Motor Specifications:

Model No.	Rated Voltage	Current/ Phase	Resistance/ Phase	Inductance/ Phase	Holding Torque	# of Leads	Rotor Inertia	Weight
Model No.	V	A	Ω	mH	kg.cm		g-cm²	kg
JQ28STH45-0956A	3.4	0.95	3.4	1.2	750	6	12	0.14
JQ28STH51-0956A	4.4	0.95	4.6	1.8	900	6	18	0.2

Planetary Gearbox:

Ring Material: Metal

Bearing at output: Ball Bearings

Max.Radial Load(10mm from flange): 100N

Max.Shaft axial load: 50N

Radial play of shaft(near to flange): ≤0.07mm

Axial play of shaft: ≤0.3mm

Planetary Gearbox Parameters Specification:

Reduction	3.71	5.18	14	19	27	51	72	100	139	189
Number of gear trains	1		2			3				4
Length(L2) (mm)	29.0		36.1			43.0				49.9
Max.rated torque (kg.cm)	12		20			40				40
Short time permissible torque (kg.cm)	40		60			120				120
Efficiency (%)	90		81			73				66
Backlash at no-load	0.6°		1.0°			1.5°				1.5°
Weight (g)	75		97			119				141