Helical Gearboxes Manufacturers & Product Specifications

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22 manufacturers

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Helical gearboxes are used in a broad range of industrial drives. Mounting position, service factor, thermal capacity and lubrication are part of selection, not just the nameplate power.

Manufacturer	Product focus	Profile
DONLYNingbo, Zhejiang, China	Helical · Planetary · Bevel · Worm	DONLY supplies industrial gear units, geared motors and application-specific transmission systems. Its DLP planetary product family serves compact high-torque drive applications. The catalog offers multiple frame sizes and reduction ratios; selection should include duty, thermal capacity, shaft loads and mounting arrangements.
TailongTaizhou, Jiangsu, China	Helical · Planetary · Cycloidal	Jiangsu Tailong supplies industrial reducers and precision transmission products. The BXJC cycloidal series provides a documented starting point for robotic and automation applications. Compare individual frame sizes, ratios and output torque ratings in the manufacturer catalog; dimensions and operating conditions need confirmation for the selected assembly.
GUOMAOChangzhou, Jiangsu, China	Helical · Cycloidal · Planetary · Worm · Bevel	Jiangsu Guomao manufactures geared motors, cycloidal reducers and industrial gear units in Changzhou. Its catalog covers BLD/BWD cycloidal drives, GR helical geared motors, HB industrial gearboxes and application-specific planetary drives. Select the complete model and number of reduction stages before comparing published series limits.
HuanouJiangsu, China	Helical · Planetary	Industrial, planetary and application-specific gearboxes.
BonengJiangsu, China	Helical · Planetary · Bevel · Worm	Helical, bevel-helical and planetary gearbox ranges for industrial transmission.
NGCJiangsu, China	Helical · Planetary	Industrial gearbox and transmission solutions, with ranges serving heavy industry and wind energy.

Helical Gearboxes: documented products

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Boneng

H / B Industrial Gearboxes

Modular helical and bevel-helical gearboxes for industrial drives. H and B have different ratio and power envelopes; size, mounting, thermal capacity and service factor determine the final selection.

H output torque: 6.7–1,030 kNm
H ratio: 5.6–450
H input power: 10–15,775 kW

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NGC

MHB Standard Industrial Gearboxes

NGC’s modular MHB family includes helical and bevel-helical arrangements, multiple output modes and application-specific accessories for industrial machinery.

Series torque range: 2–1,400 kN·m (2,000–1,400,000 Nm)
Speed ratio range: 1.25–450
Architectures: Helical / bevel-helical

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EVERGEAR

Coaxial helical reducer family with foot and flange mounting. These specifications follow the current Chinese ER product page; confirm a model-specific selection before using the maximum output torque in a design.

Output speed range: 0.13–1,116 rpm
Motor power range: 0.18–160 kW
Maximum output torque: 18,000 Nm, series maximum

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TANHON

MTH Heavy-Duty Helical Gearbox

Heavy-duty helical gearbox family with horizontal and vertical arrangements. Power, output speed and torque envelopes span multiple sizes and stages; they must not be combined into an assumed configuration.

Maximum output torque: 900,000 Nm, series envelope
Output speed range: 1.7–1,200 rpm
Input power range: 1.5–4,946 kW

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More Helical Gearboxes series

Explore the other published series in this category and open each page for its documented specifications.

Build a comparable request

Helical gearboxes are used in a broad range of industrial drives. Mounting position, service factor, thermal capacity and lubrication are part of selection, not just the nameplate power.

Operating requirements

State input speed, target output speed, running torque, repeated peak load and the motion cycle. Include temperature, operating hours and shock loading.