NEMA High Torque

Onvio’s Ultra-Durable, High Torque NEMA Planetary

The NEMA High Torque Planetary Gearbox by Onvio offers exceptional durability and flexibility with a compact True NEMA frame. Available in NEMA 34HT and NEMA 42HT models, it delivers high output torque with 94% efficiency and a 20,000 hour service life. Custom finishes, IP67 sealing, and specialized output shafts are available for tailored applications.

4 Planet Output Construction

Full Compliment Needle Bearings

20,000 hrs Rated Life

< 10 arcmin backlash

Downloads

NEMA 34 & NEMA 42 HT (2D Drawings, Specs & Models) 3,309 KB zip compressed

4 Planet Output Construction

Full Compliment Needle Bearings

20,000 hrs Rated Life

< 10 arcmin backlash

Downloads

NEMA 34 & NEMA 42 HT (2D Drawings, Specs & Models) 3,309 KB zip compressed

NEMA High Torque

Onvio’s Ultra-Durable, High Torque NEMA Planetary

True NEMA Frame

Designed to provide the highest output torque possible in a True NEMA frame. The NEMA34HT and NEMA42HT are both slightly smaller than a standard NEMA motor frame to avoid interference.

Designed for Durability & Flexibility

Custom Finishes, including nickel w/ SS components

Sealing up to IP67 available upon request

Custom output shafts available upon request

Designed for Durability & Flexibility

Custom Finishes, including nickel w/ SS components

Sealing up to IP67 available upon request

Custom output shafts available upon request

Performance Ratings

NEMA 34 Performance

NEMA 34HT Ratings	Unit	Ratio
NEMA 34HT Ratings	Unit	15	16	20	25	28	30	35	40	50
Continuous	Nm	121	165	165	190	165	121	190	165	190
Acceleration		157	215	215	220	215	157	220	215	220
Max. Instantaneous		193	263	263	250	263	193	250	263	250

Max. Input Speed	RPM	6000

Max. Radial Loading	N	2408
Max. Axial Loading	N	1600

Efficiency	%	94
Service Life	Hrs	20000

Ratio	Continuous	Acceleration	Max. Instantaneous	Max. Input Speed	Max. Radial Loading	Max. Axial Loading	Efficiency	Service Life
	Nm			RPM	N		%	Hrs
15	121	157	193	6000	2408	1600	94	20000
16	165	215	263
20	165	215	263
25	190	220	250
28	165	215	263
30	121	157	193
35	190	220	250
40	165	215	263
50	190	220	250

NEMA 42 Performance

NEMA 42HT Ratings	Unit	Ratio
NEMA 42HT Ratings	Unit	15	16	20	25	28	30	35	40	50
Continuous	Nm	179	209	231	235	257	187	268	257	295
Acceleration		308	406	417	427	430	313	444	430	458
Max. Instantaneous		438	603	603	620	603	438	620	603	620

Max. Input Speed	RPM	4500

Max. Radial Loading	N	3620
Max. Axial Loading	N	3000

Efficiency	%	94
Service Life	Hrs	20000

Ratio	Continuous	Acceleration	Max. Instantaneous	Max. Input Speed	Max. Radial Loading	Max. Axial Loading	Efficiency	Service Life
	Nm			RPM	N		%	Hrs
15	179	308	438	4500	3620	3000	94	20000
16	209	406	603
20	231	417	603
25	235	427	620
28	257	430	603
30	187	313	438
35	268	444	620
40	257	430	603
50	295	458	620

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Configuration:

Options

Frame Size/Motor

Ratio

Finish

Output Shaft

Specifications Summary:

Rated Torque		Nm
Acceleration Torque		Nm
Max Inst.		Nm
Backlash		arc sec
Output Shaft Diameter		mm (in)
BC		mm (in)
Thread		UNC
Pilot Diameter		mm (in)
Min Shaft Length		mm (in)
Max Shaft Length		mm (in)

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NEMA High Torque

Onvio’s Ultra-Durable, High Torque NEMA Planetary

Downloads

Downloads

NEMA High Torque

Onvio’s Ultra-Durable, High Torque NEMA Planetary

True NEMA Frame

Designed for Durability & Flexibility

Designed for Durability & Flexibility

Performance Ratings

NEMA 34 Performance

NEMA 42 Performance

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NEMA High Torque

Onvio’s Ultra-Durable, High Torque NEMA Planetary​

Downloads

Downloads

NEMA High Torque

Onvio’s Ultra-Durable, High Torque NEMA Planetary

True NEMA Frame

Designed for Durability & Flexibility

Designed for Durability & Flexibility

Performance Ratings

NEMA 34 Performance

NEMA 42 Performance

Your request for quote is being submitted, please wait.

Request for Quote.

Configuration:

Options

Specifications Summary:

Your Information

Tell us more

PNBuilder_DEVELOPER Debugger:

CORPORATE HEADQUARTERS

Onvio’s Ultra-Durable, High Torque NEMA Planetary