This high-quality Round plate Flange Output planetary gearbox speed reducer gear head is a reliable and efficient choice for a variety of applications.
With 31.5mm output shaft, it is suitable for use with NEMA34 86mm Stepper motor or 80mm 90mm servo motor 750W .
Designed for use in office/home/production automation and consumer electronics, this gearbox offers high precision with less than 3/5arcmin accuracy and a wide range of nominal ratios including 4:1, 5:1, 7:1, 10:1,20:1, 25:1, 35:1, 40:1,50:1, 70:1,and 100:1.
This gearbox is an excellent choice for anyone in need of a reliable and efficient speed reducer for their automation or motion control needs.
1x Planetary reducer
4x Install screws
Highlight Features:
✅Precision 360° Positioning:
Ultra-Low Backlash: ≤3 arcmin (L1) and ≤5 arcmin (L2) for CNC-grade accuracy, replacing DD motors and cam indexers.
4100N Max Radial Torque – Handles heavy loads with 31Nm/arcmin torsional stiffness for zero deflection.
✅ Dual-Motor Flexibility:
Fits 1/2 in 12.7mm/14mm shaft Nema34 Steppers & 19mm shaft 80mm 90mm Servos – Versatile integration for automation upgrades.
Wide Ratio Range: 4:1 to 100:1 (L1/L2 stages) for speed-torque optimization.
✅ Industrial Toughness:
IP65 Protection – Dustproof and waterproof for harsh environments (-10°C to +90°C).
20,000-Hour Lifespan – Hardened helical gears and aerospace-grade materials ensure 24/7 reliability.
✅ High Efficiency & Speed:
95% Efficiency (L1): Minimizes energy waste even at 6,000 RPM input speeds.
Instant Braking Torque (3× Rated Output): Safely halts machinery in milliseconds.
✅Compact & Lightweight:
Low Inertia (0.03-0.13 kg.cm²): Faster response times for dynamic applications like robotics.
Easy Mounting: Pre-machined flange and shaft for plug-and-play installation.
Help you to Solve:
❌ Costly DD Motor Replacements: Delivers comparable precision at 1/3 the price.
❌ Cam Indexer Maintenance: No lubrication or wear parts, reducing downtime.
❌ Motor Compatibility Issues: Works with Nema34 steppers and 80mm 90mmservos out of the box.
❌ Overheating Failures: Rated for 3,000 RPM continuous use with robust thermal management.
Application Fields:
Automated Manufacturing: Robotic welding arms, assembly line indexing tables.
CNC Machinery: Rotary tool changers, 4th/5th axis positioning.
Packaging Systems: High-speed bottle capping, labeling, and filling machines.
Medical Equipment: MRI scanner rotation, surgical robot joints.
Renewable Energy: Solar tracker rotation, wind turbine yaw control.
Why Choose PLX090?
✅ Proven Performance – Tested for 20,000+ hours under full load.
✅ Zero Hassle – Pre-configured for Nema34/80mm 90mm Servo motors with no alignment needed.
✅ Future-Proof – Scalable for multi-axis systems or heavy-duty upgrades.
| Technical Parameters | PLX060 | PLX090 | PLX120 | ||
| Speed ratio | L1 | 4:1/5:1/7:1/10:1 | |||
| L2 | 20:1/25:1/35:1/40:1/50:1/70:1/100:1 | ||||
| Max. output torque | 2 Times Rated Output Torque | ||||
| Instant braking torque | 3 Times Rated Output Torque | ||||
| Max radial torque | 2050N | 4100N | 8200N | ||
| Max axis torque | 513N | 1025N | 2050N | ||
| Torsional stiffness | 13Nm/arcmin | 31Nm/arcmin | 82Nm/arcmin | ||
| Max input speed | 6000rpm | 6000rpm | 6000rpm | ||
| Rated input speed | 4000rpm | 3000rpm | 3000rpm | ||
| Noise | ≤58dB | ≤60dB | ≤65dB | ||
| P0 backlash | L1 | ≤3 arcmin | ≤3 arcmin | ≤3 arcmin | |
| L2 | ≤5 arcmin | ≤5 arcmin | ≤5 arcmin | ||
| Life time | 20000h | ||||
| Full load efficiency | L1≥95%, L2≥90% | ||||
| Weight (kg) | L1 | 1.3kg | 3.4kg | 7kg | |
| L2 | 1.9kg | 4.6kg | 9.5kg | ||
| Rated output | 4:01 | 40 | 120 | 220 | |
| torque (Nm) | 5:01 | 40 | 125 | 260 | |
| 7:01 | 40 | 125 | 260 | ||
| 10:01 | 35 | 80 | 160 | ||
| 20:01 | 50 | 120 | 300 | ||
| 25:01:00 | 50 | 125 | 350 | ||
| 35:01:00 | 50 | 125 | 350 | ||
| 40:01:00 | 50 | 125 | 350 | ||
| 50:01:00 | 50 | 125 | 350 | ||
| 70:01:00 | 50 | 125 | 350 | ||
| 100:01:00 | 35 | 80 | 220 | ||
| Moment of | 4:01 | 0.13 | 0.51 | 2.87 | |
| inertia (Kg.cm2) | 5:01 | 0.13 | 0.47 | 2.71 | |
| 7:01 | 0.13 | 0.45 | 2.62 | ||
| 10:01 | 0.03 | 0.44 | 2.57 | ||
| 20:01 | 0.03 | 0.23 | 2.77 | ||
| 25:01:00 | 0.03 | 0.23 | 2.77 | ||
| 35:01:00 | 0.03 | 0.23 | 2.77 | ||
| 40:01:00 | 0.03 | 0.23 | 2.49 | ||
| 50:01:00 | 0.03 | 0.2 | 2.49 | ||
| 70:01:00 | 0.03 | 0.2 | 2.49 | ||
| 100:01:00 | 0.03 | 0.2 | 2.49 | ||
| IP degree | IP65 | ||||
| Operation temperature | -10℃~90℃ | ||||
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Return & Warranty:
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