GBPN-120x
  • Compatable with NEMA Size 42 Motors
  • Backlash as Low as 7 arc-min
  • Gear Ratios from 3:1 to 512:1
  • Long Design Life, Over 30,000 Hours
  • Up to 96 Percent Efficiency
  • Peak Input Speeds of Up to 6500 rpm
  • Lifetime Lubrication, High Durability
High Precision  Gearboxes - GBPN-120x

The GBPN-120x Series Planetary Gearbox offers you the precision you need at the prices you want! This Planetary Gearbox is designed with the highest torque density possible for motion control, automation, and robotic applications requiring a compact solution. This planetary gearbox series is an ideal match for the NEMA 42 frame size as well as your servo, stepper, brushless, AC or DC motors. Built with the design goal of offering a cost effective product without sacrificing quality, you will find that this Planetary Gearbox offers you an extraordinary value. You will find online prices on this website along with all the information you need to know to select the perfect Planetary Gearbox for your applications. Please verify all dimensions when matching a gearbox to a specific motor, as critical dimensions will vary among series and manufacturers.


Part Number Price
(USD)
$AVE
Quantity
Discounts
Stock
Status
Add To
Cart
GBPN-1201-003-AA421-750 $708.00 view here
Quantity Discounts
1pc. $708.00
10pc. $664.91
25pc. $645.35
50pc. $624.76
100pc. $606.38
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1201-003-BLK42-748 $708.00 view here
Quantity Discounts
1pc. $708.00
10pc. $664.91
25pc. $645.35
50pc. $624.76
100pc. $606.38
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1201-003-EM130-866 $708.00 view here
Quantity Discounts
1pc. $708.00
10pc. $664.91
25pc. $645.35
50pc. $624.76
100pc. $606.38
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1201-004-AA421-750 $708.00 view here
Quantity Discounts
1pc. $708.00
10pc. $664.91
25pc. $645.35
50pc. $624.76
100pc. $606.38
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1201-004-BLK42-748 $708.00 view here
Quantity Discounts
1pc. $708.00
10pc. $664.91
25pc. $645.35
50pc. $624.76
100pc. $606.38
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1201-004-EM130-866 $708.00 view here
Quantity Discounts
1pc. $708.00
10pc. $664.91
25pc. $645.35
50pc. $624.76
100pc. $606.38
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1201-005-AA421-750 $708.00 view here
Quantity Discounts
1pc. $708.00
10pc. $664.91
25pc. $645.35
50pc. $624.76
100pc. $606.38
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1201-005-BLK42-748 $708.00 view here
Quantity Discounts
1pc. $708.00
10pc. $664.91
25pc. $645.35
50pc. $624.76
100pc. $606.38
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1201-005-EM130-866 $708.00 view here
Quantity Discounts
1pc. $708.00
10pc. $664.91
25pc. $645.35
50pc. $624.76
100pc. $606.38
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1201-008-AA421-750 $708.00 view here
Quantity Discounts
1pc. $708.00
10pc. $664.91
25pc. $645.35
50pc. $624.76
100pc. $606.38
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1201-008-BLK42-748 $708.00 view here
Quantity Discounts
1pc. $708.00
10pc. $664.91
25pc. $645.35
50pc. $624.76
100pc. $606.38
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1201-008-EM130-866 $708.00 view here
Quantity Discounts
1pc. $708.00
10pc. $664.91
25pc. $645.35
50pc. $624.76
100pc. $606.38
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-009-AA421-750 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-009-BLK42-748 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-009-EM130-866 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-012-AA421-750 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-012-BLK42-748 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-012-EM130-866 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-015-AA421-750 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-015-BLK42-748 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-015-EM130-866 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-016-AA421-750 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-016-BLK42-748 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-016-EM130-866 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-020-AA421-750 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-020-BLK42-748 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-020-EM130-866 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-025-AA421-750 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-025-BLK42-748 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-025-EM130-866 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-032-AA421-750 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-032-BLK42-748 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-032-EM130-866 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-040-AA421-750 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-040-BLK42-748 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-040-EM130-866 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-064-AA421-750 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1202-064-BLK42-748 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1202-064-EM130-866 $929.00 view here
Quantity Discounts
1pc. $929.00
10pc. $872.09
25pc. $846.44
50pc. $812.67
100pc. $788.76
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-060-AA421-750 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1203-060-BLK42-748 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-060-EM130-866 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-080-AA421-750 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-080-BLK42-748 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-080-EM130-866 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1203-100-AA421-750 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-100-BLK42-748 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-100-EM130-866 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Add to Cart
GBPN-1203-120-AA421-750 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-120-BLK42-748 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-120-EM130-866 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-160-AA421-750 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-160-BLK42-748 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-160-EM130-866 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-200-AA421-750 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-200-BLK42-748 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-200-EM130-866 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-256-AA421-750 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-256-BLK42-748 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-256-EM130-866 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-320-AA421-750 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-320-BLK42-748 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-320-EM130-866 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-512-AA421-750 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-512-BLK42-748 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us
GBPN-1203-512-EM130-866 $1,028.00 view here
Quantity Discounts
1pc. $1,028.00
10pc. $965.24
25pc. $936.85
50pc. $907.42
100pc. $880.74
Contact Us for Quantities over 100
Contact Us Contact Us

Table 1 Gearbox Specifications
Items Gear
Ratio
(X:1)
Rated
Output
Torque
(in-lbs)
Max
Output
Torque
(in-lbs)
Backlash
Maximum
(arc-min)
Maximum
Input
Speed
(RPM)
Stages Efficiency
(%)
Torsional
Rigidity
(Nm/arcmin)
L2
Length
(mm)
Weight
(lbs)
GBPN-1201-003 3 1018 1629 7 6500 1 96 12 74 13.2
GBPN-1201-004 4 1372 2195 7 6500 1 96 12 74 13.2
GBPN-1201-005 5 1726 2762 7 6500 1 96 12 74 13.2
GBPN-1201-008 8 1062 1699 7 6500 1 96 12 74 13.2
GBPN-1202-009 9 1859 2974 9 6500 2 94 13 101 17.6
GBPN-1202-012 12 2301 3682 9 6500 2 94 13 101 17.6
GBPN-1202-015 15 2036 3257 9 6500 2 94 13 101 17.6
GBPN-1202-016 16 2301 3682 9 6500 2 94 13 101 17.6
GBPN-1202-020 20 2301 3682 9 6500 2 94 13 101 17.6
GBPN-1202-025 25 2036 3257 9 6500 2 94 13 101 17.6
GBPN-1202-032 32 2301 3682 9 6500 2 94 13 101 17.6
GBPN-1202-040 40 2036 3257 9 6500 2 94 13 101 17.6
GBPN-1202-064 64 1062 1699 9 6500 2 94 13 101 17.6
GBPN-1203-060 60 2301 3682 11 6500 3 90 12 128 22.0
GBPN-1203-080 80 2301 3682 11 6500 3 90 12 128 22.0
GBPN-1203-100 100 2301 3682 11 6500 3 90 12 128 22.0
GBPN-1203-120 120 2037 3257 11 6500 3 90 12 128 22.0
GBPN-1203-160 160 2301 3682 11 6500 3 90 12 128 22.0
GBPN-1203-200 200 2036 3257 11 6500 3 90 12 128 22.0
GBPN-1203-256 256 2301 3682 11 6500 3 90 12 128 22.0
GBPN-1203-320 320 2036 3257 11 6500 3 90 12 128 22.0
GBPN-1203-512 512 1250 1699 11 6500 3 90 12 128 22.0

Table 2 Anaheim Automation Compatible Motors
Item Stepper
Series
Servo
Series
Brushless
Series
AA421-750 42Y, 42K, 42N --- ---
BLK42-748 --- --- BLK42
EM130-866 --- EMG-10, EMG-15,
EMG-20, EML-10
---
xxxx-yyy For Custom Input Dimensions or Non-Anaheim Automation motors,
fill out and submit the Gearbox Mounting Form to our Sales Department

IMPORTANT NOTE: When stock status reads "contact us," the lead time could range from 6 to 16 weeks, model dependent. Please contact the factory for more details.

  • Dimensions
Dimensions