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42 Nema 17 Planetary Stepper Motor Kit, 3.7‑139 Gear Ratio, 34/40/48/60mm Body Length with Motor Controller
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$62.00 NZD
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nema17 planetary stepper motor,42 planetary gear stepper motor with controller
42BYG stepper motor 40mm body length with 3.71:1~139:1 ratio NEMA17 planetary gear stepping motor with gearbox
Nema 17 42mm Planetary Reduction Stepper Motor High Torque 1.8° 4‑Wire Stepping Motor + TB6600S Microstep Driver, Multiple Gear Ratio 3.7‑139, For CNC Router DIY Automation
Product Overview
This is Nema17 42‑type integrated planetary gear stepper motor. Combine 42‑34 /42‑40 /42‑48 /42‑60 stepper motor with precision planetary gearbox. You can purchase motor only, motor+TB6600S driver set, or full set with mounting bracket. Multiple reduction ratios for different torque‑speed requirements.
Main Parameters
- Step Angle: 1.8°, 4‑phase 4‑wire
- Rated Current:1.5A
- Motor body length:34mm /40mm /48mm /60mm
- Gearbox type: 1‑stage(28mm),2‑stage(35mm),3‑stage(42mm)
- Gear Ratio:
1‑stage:3.7,5.22‑stage:14,19,273‑stage:50,71,100,139
- Shaft: Φ8mm D‑cut shaft
- Cable length:1000mm
- TB6600S Driver dimension:967128mm
- Microstep: 1/2,1/4,1/8,1/16,1/32
- Driver current:0.5‑4.0A adjustable
Gearbox Performance
| Gearbox Stage | Gearbox Length | Efficiency | Backlash | Weight |
|---|---|---|---|---|
| 1‑Stage | 28mm | 90% | ≤2° | 0.18kg |
| 2‑Stage | 35mm | 81% | ≤3° | 0.25kg |
| 3‑Stage | 42mm | 72.9% | ≤4° | 0.35kg |
Static Torque Reference(Kg.cm)
| Model | Ratio 3.7 | Ratio5.2 | Ratio14 | Ratio19 | Ratio27 | Ratio50‑139 |
|---|---|---|---|---|---|---|
| 42‑34 | 7.6 | 10.7 | 25.5 | 35.7 | 50.1 | 60 |
| 42‑40 | 10 | 14 | 33.3 | 46.6 | 60 | 60 |
| 42‑48 | 12 | 16.7 | 39.9 | 55.9 | 60 | 60 |
| 42‑60 | 18.3 | 25.6 | 60 | 60 | 60 | 60 |

Package Variant Options
- Stepper Motor Only
- Motor + TB6600S Driver
- Motor + TB6600S Driver + Mounting Bracket
Application Scenarios
CNC engraving & routing machine, 3D printer, automated assembly equipment, robotic arm, DIY automation projects, small‑size industrial machinery.
Note: Actual ratio has minor deviation from nominal ratio.
Specification
| Attribute | Value |
|---|---|
| Product Name | 42 Nema17 Planetary Gear Stepper Motor Kit |
| Model | 42‑34 /42‑40 /42‑48 /42‑60 |
| Motor Type | Planetary Reduction Stepper Motor |
| Step Angle | 1.8°,4‑Wire Bipolar |
| Rated Current | 1.5A |
| Body Length | 34mm /40mm /48mm /60mm |
| Gearbox Stage | 1‑Stage /2‑Stage /3‑Stage |
| Gear Ratio | 3.7,5.2,14,19,27,50,71,100,139 |
| Shaft Diameter | 8mm D‑cut shaft |
| Cable Length | 1000mm |
| Driver Model | TB6600S Microstep Driver |
| Driver Size | 96×71×28mm |
| Driver Microstep | 1/2‑1/32 adjustable |
| Driver Output Current | 0.5‑4.0A |
| Optional Accessory | TB6600S Driver, Mounting Bracket |
| Google Product Category | Business & Industrial > Industrial Automation > Motors > Stepper Motors |
| Weight | 0.43‑0.95kg (depends on model & gearbox) |
| Application | CNC Engraver,3D Printer,Robotics,Automation Equipment |
Care Instructions
Care Instructions

