NEMA23 Planetary Gearbox Gear Head 3000rpm Speed Reducer 1/4" 8mm input shaft
Description
Product: Planetary Gearbox Reducer for Nema23 Stepper Motor / Flange=57mm;
Adapter motors: Fit for 6.35mm( 1/4" ) or 8mm Shaft Nema 23 Stepper Motor;
Gear Ratio: 4:1 5:1 10:1 20:1 25:1 40:1 50:1 100:1
input Shaft:6.35mm( 1/4" ) or 8mm,（If your device requires an input hole of 6.35mm, installing a shaft sleeve will reduce the 8mm to 6.35mm） 

Output Shaft: 14mm  

Rated output torque:29Nm

Body length: 66mm

Full load efficiency ≥ 95%

Max radial force: 320N

Max axial force : 240N

Max input speed: 4000rpm   

Rated input speed: 3000rpm  

Backlash Precision ≤ 20 Arcmin

Applications:This planetary gearbox is mainly used to reduce speed and increase holding torque, widely applied in CNC machine, such as engraving machine, milling machine, lathe, work bench, grinding machine etc
Advantages: Special grease, non-solidifying, long-lasting lubrication,lifespan is around 20000h; High-precision gears, low noise, professional engineers design, high hardness, 20CrMnTi steel, hard hobbing after carburizing, hardness up to 50 degrees, wear-resistant, no tooth chipping

 

Package List

1x Planetary Gearbox

 1x Key

 4x Install screw

1*axle sleeve（If your device requires an input hole of 6.35mm, installing a shaft sleeve will reduce the 8mm to 6.35mm）

 

 

 Drawings

Detail Shows

 

 

1. All payments must be prepaid.

2. We accept multiple payment.

1. We'll pay for export custom tax,Buyer should pay for import custom tax if needed.

2. packages will be sent out within 5 working days after the payment is received.

3. Order placed on the weekends will be handled on next Monday or Tuesday (holiday excluded).

4. We regret that we can not be responsible for any wrong or undeliverable addresses.

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Return & Warranty:

1. We guarantee against any defective products.

2. We provide 30 days money back on non-defective, undamaged, unused and resalable products. Restocking fee and other fee may apply upon the condition of returned products. Shipping and handling fees are non-refundable.

3. For any returned product, please contact us through ebay message first, We will work on resolving your particular case ASAP.

Any question please feel free to contact us, we will respond within 1 bussiness day or less, except holidays.
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On 24/08/2026 at 17:21:53 AEST, seller added the following information:

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