PG Gearmotors

The Planetary Gearbox (PG) series of gearmotors feature robust planetary gearing inside paired with reliable motors. You asked for it, we delivered. This gearmotor features hex output shaft options to easily attach to 3/8 in. or 1/2 in. hex bore wheels, sprockets, and other motion products without the need for adapters.

The PG Series of Planetary Gearboxes are designed for the following motors for the specific ratios RS775-125 Motor, with Encoder For PG27 Gearbox and RS775-5 Motor, with Encoder For PG71 and PG188 Gearbox.

• Mounting a PG to a frame, Motor Mount Bracket (am-4244)
• Adapting the old 10 mm PG shaft to a 1/2 in. round geometry with a 1/8 in. key, PG Shaft to 1/2 in. with 1/8 in. Machine Key Adapter (am-0996)
• If an old 10 mm shaft becomes damaged you can replace it with am-2523
• If you need a key for an old style PG gearbox we offer 4 mm x 12 mm Machine Key (am-1249)

• Pre-Lubricated Gear Material: Steel and Plastic
• Body Material: Steel
• Input Voltage: 12 Volt DC
• Mounting Holes: 4 x M4-0.7 on 35 mm Bolt Circle, AND 4x #10-32 on 2 in. Bolt Circle.

• Exact Gearbox Reduction: (15752961 / 83521) : 1
• No Load Free Speed: 28 RPM
• Damaging Torque*: 30 ft/lbf
• Minimum Backdrive Torque: ~3.5 ft/lbs

• Exact Gearbox Reduction: (226233 / 3179) : 1
• No Load Free Speed: 75 RPM
• Stall Torque: 16.6 ft/lbf
• Minimum Backdrive Torque: ~1.3 ft/lbs

• Exact Gearbox Reduction: (3249 / 121) : 1
• No Load Free Speed: 198 RPM
• Stall Torque: 6.3 ft/lbf
• Minimum Backdrive Torque: ~0.3 ft/lbs

• Pulses Per Revolution: 7
• Operating Voltage: 5VDC
• Pinout:
  • Pin 1: 5Vdc
  • Pin 2: Gnd
  • Pin 3: Encoder Output Cha. A
  • Pin 4: Encoder Output Cha. B