PG22 Planetary Gearbox

PG22 Series

PG22 is a 22 mm planetary gearbox with a dual ball-bearing output shaft. Its listed ratios and gearbox lengths provide several configurations to compare for a small drive.

Product Highlights

Listed gear ratios: 4.4–812:1
Gearbox diameter: 22 mm
Output bearing: dual ball bearing
Gearbox length: 13.9–24.7 mm

Customization Available

Custom shaft diameter, length and features
Mounting and mechanical integration
Gear ratios
Special lubricants

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Product Specifications

Model	PG22-4.4K	PG22-4.8K	PG22-19K	PG22-24K	PG22-28.5K	PG22-64K	PG22-96K	PG22-144K	PG22-304K	PG22-509K	PG22-812K
Gearbox Type	Planetary Gear Motor	Planetary Gear Motor	Planetary Gear Motor	Planetary Gear Motor	Planetary Gear Motor	Planetary Gear Motor	Planetary Gear Motor	Planetary Gear Motor	Planetary Gear Motor	Planetary Gear Motor	Planetary Gear Motor
Gearbox Model	PG22-4.4K	PG22-4.8K	PG22-19K	PG22-24K	PG22-28.5K	PG22-64K	PG22-96K	PG22-144K	PG22-304K	PG22-509K	PG22-812K
Gear Ratio (:1)	4.4	4.8	19	24	28.5	64	96	144	304	509	812
Max. Input Speed (rpm)	—	—	—	—	—	—	—	—	—	—	—
Number Of Gear Stages	1	1	2	2	2	3	3	3	4	4	4
Gearbox Diameter (mm)	22	22	22	22	22	22	22	22	22	22	22
Gearbox Length (mm)	13.9	13.9	17.5	17.5	17.5	21	21	21	24.7	24.7	24.7
Max Continuous Torque (mN·m)	294.20	294.20	490.33	490.33	490.33	980.67	980.67	980.67	980.67	980.67	980.67
Breaking Torque (mN·m)	882.60	882.60	1471.00	1471.00	1471.00	2942.00	2942.00	2942.00	2942.00	2942.00	2942.00
Gearbox Efficiency (%)	90	90	81	81	81	72	72	72	60	60	60
Gearbox Weight (kg)	0.03	0.03	0.0377	0.0377	0.0377	0.0456	0.0456	0.0456	0.0528	0.0528	0.0528
Shaft Diameter (mm)	4	4	4	4	4	4	4	4	4	4	4
Pinion Hole Diameter (mm)	φ2	φ2	φ2	φ2	φ2	φ2	φ2	φ2	φ2	φ2	φ2
Operating Temperature Range (°C)	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65	-30 ~ 65
Gearbox Housing Material	Cold-Extruded Steel	Cold-Extruded Steel	Cold-Extruded Steel	Cold-Extruded Steel	Cold-Extruded Steel	Cold-Extruded Steel	Cold-Extruded Steel	Cold-Extruded Steel	Cold-Extruded Steel	Cold-Extruded Steel	Cold-Extruded Steel
Gear Material	Powder Metallurgy (Fe) / Plastics	Powder Metallurgy (Fe) / Plastics	Powder Metallurgy (Fe) / Plastics	Powder Metallurgy (Fe) / Plastics	Powder Metallurgy (Fe) / Plastics	Powder Metallurgy (Fe) / Plastics	Powder Metallurgy (Fe) / Plastics	Powder Metallurgy (Fe) / Plastics	Powder Metallurgy (Fe) / Plastics	Powder Metallurgy (Fe) / Plastics	Powder Metallurgy (Fe) / Plastics
Gear Design	Helical Gear / Spur Gear	Helical Gear / Spur Gear	Helical Gear / Spur Gear	Helical Gear / Spur Gear	Helical Gear / Spur Gear	Helical Gear / Spur Gear	Helical Gear / Spur Gear	Helical Gear / Spur Gear	Helical Gear / Spur Gear	Helical Gear / Spur Gear	Helical Gear / Spur Gear
Output Shaft Bearing	Dual Ball bearing	Dual Ball bearing	Dual Ball bearing	Dual Ball bearing	Dual Ball bearing	Dual Ball bearing	Dual Ball bearing	Dual Ball bearing	Dual Ball bearing	Dual Ball bearing	Dual Ball bearing
Lubricant In Gearbox	Graphene oil	Graphene oil	Graphene oil	Graphene oil	Graphene oil	Graphene oil	Graphene oil	Graphene oil	Graphene oil	Graphene oil	Graphene oil
Axial Play (mm)	≤ 0.2	≤ 0.2	≤ 0.2	≤ 0.2	≤ 0.2	≤ 0.2	≤ 0.2	≤ 0.2	≤ 0.2	≤ 0.2	≤ 0.2
Radial Play (mm)	≤ 0.1	≤ 0.1	≤ 0.1	≤ 0.1	≤ 0.1	≤ 0.1	≤ 0.1	≤ 0.1	≤ 0.1	≤ 0.1	≤ 0.1
Backlash (°)	≤ 1.5	≤ 1.5	≤ 1.5	≤ 1.5	≤ 1.5	≤ 1.5	≤ 1.5	≤ 1.5	≤ 1.5	≤ 1.5	≤ 1.5
Gear Module (M)	0.4	0.4	0.4	0.4	0.4	0.4	0.4	0.4	0.4	0.4	0.4