small worm gearbox

15 different ratios which range from 3.5:1 to 100:1
Max. input speed: 1800 RPM
Result torque up to 190 in-lbs
Light-weight Nylon housing
Lubricated for life
Shaft insight to shaft result or shaft insight to hollow bore output
Input & Output Shafts for Worm Gearboxes
Input shafts and result shafts with drive keys and retainer rings could be supplied to your specifications for just about any of our hollow bore gearboxes. We carry P Series gearbox result shafts designed particularly for our worm equipment reduction boxes.

Our inventory also contains a broad collection of misalignment shaft couplings in inch and metric bore sizes for your worm gearbox software. Other in . and metric precision surface shafts can be found from stock.

The Ever-Power Advantage for Worm Drive Gearboxes
Ever-Power has 30-plus years’ experience in manufacturing gearboxes and other precision drive elements. Features and benefits of our worm gears consist of:
High efficiency correct angle worm gear reducers
Backlash: 4, 8, or 30 arc-min
Single shaft, double shaft, or flange mount input
NEMA mount flanges available
Rugged worm gear reducers built for dependability in challenging applications
Permanently lubricated
Gearboxes are conservatively rated
Obtainable with ingress protection to IP65 or more
Solid aluminum housings
Ball bearings upon input and output
Custom 90-level gearboxes are available to your specifications
Ask for a Quote for Precision Worm Gearboxes
We provide reliable, powerful worm gearboxes for every motion transfer applications. Order today, demand a quote, or get in touch with Ever-Power for the worm equipment reducer you need.

See individual product listings for additional information and specifications.
Worm Drive Gearboxes for High Torque Applications
Our worm gearboxes are greased for life and feature solid light weight aluminum housings and ball bearings on insight and output. If you’re not sure which gear reduction package is most effective to your application, look at our Buyer’s Instruction to see ten important points to consider whenever choosing a gearbox. Another valuable reference, Inertia and the Use of Inertia Numbers, offers a method for coping with inertia in worm equipment selection.
Shaft to Bore Wormwheel Gearboxes
Shaft to bore worm gearboxes are engineered for ≤30 arc a few minutes of backlash. Offered ratios range between 5:1 to 120:1 with single-finished or double-ended result shafts. Imperial and metric sizes.
High efficiency: up to 90% at 1,000 RPM
Result torque up to 1 1,400 lbf.in.
Rated for input boosts to 3,000 RPM
Backlash as low as 4 arc minutes
Flange Wormwheel Gearboxes
Flange gear decrease boxes have a concise footprint and generate an output at 90° from the input. Obtainable in a range of sizes with single-ended or double-ended result shafts, and with standard ratios ranging from 5:1 to 120:1. Imperial and metric sizes.
High efficiency: up to 90% at 1,000 RPM
Output torque up to at least one 1,400 lbf.in.
Rated for input speeds up to 3,000 RPM
Backlash only 4 arc minutes
NEMA Flange Worm Drive Gearboxes
NEMA flange worm gearboxes include a compact aluminum frame with a 90° output angle and so are offered with decrease ratios which range from 5:1 to 120:1. Optional NEMA 17 and NEMA 23 inputs are available, in addition to single-output or double-result shafts. Imperial and metric sizes.
High efficiency: up to 90% at 1,000 RPM
Result torque up to at least one 1,400 lbf.in.
Rated for input boosts to 3,000 RPM
Backlash only 4 arc minutes
Miniature Wormwheel Gearboxes
Miniature worm gear decrease boxes are greased forever and offered in metric sizes with ratios ranging from 1:1 to 30:1. Obtainable in 3.00mm or 4.00mm shaft output options. Metric sizes only.
High efficiency: up to 82% at 1,000 RPM
Max. Result: up to 4,000 RPM
Low backlash: ≈2°
Result torque up to 3.95 lbf.in.
Frame sizes 14mm cubed and 20mm cubed
High Ratio Reduction Worm Gearboxes
High reduction worm gearboxes feature parallel insight and output shafts and so are essentially two reduction gearboxes in one device. Dual ball bearings and long term lubrication offer years of reliable high cycle performance. Select from three framework sizes with ratios ranging from 25:1 to 900:1. Metric sizes just.
Insight speeds: up to 3,000 RPM
Torque ideals: 2.2Nm to 34Nm
Low backlash: ≈2°
Compact Wormwheel Gearboxes
Our most compact worm drive gearbox is made to deal with demanding power transfer applications and is obtainable with a 5:1, 10:1 or 20:1 equipment ratio. Features consist of machined aluminium housing and hardened steel gears. Imperial sizes only.
High efficiency: up to 90% at 1,000 RPM
Max. input speed: 3,000 RPM
Low backlash: maximum ≈2°
Output torque up to 3.95 lbf.in
Lightweight – approximately 4oz
Low profile – only 1 1.09 in high.
Economic Molded Glass Filled Housing Speed Reducers
Assembled in a Cup filled Nylon Casing are financial yet deliver superior efficiency.

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