Speed Reducers & Gearmotors

Helical Bevel Gearmotors & Speed Reducers

WATT Drive Helical Bevel Gearmotors & Speed Reducers are available in two right angle configurations. Sizes K.40 to K.75 have a unique offset input for compact space saving installations. Sizes K.77 to K.136 have a traditional centered input shaft for a narrow profile.

Helical Worm Gearmotors & Speed Reducers

WATT Drive Helical Worm Gearmotors & Speed Reducers offer higher efficiency than worm-only reducers. Available in single, dual, and hollow output shaft configurations, they provide cost effective power transmission.

Inline Helical Gearmotors & Speed Reducers

WATT Drive Inline Helical Gearmotors & Speed Reducers provide unmatched performance, durability, and design features. These include optimized gearing, inch or metric shafts, and integral mounting feet and piloting flanges.

Parallel Shaft Gearmotors & Speed Reducers

WATT Drive Parallel Shaft Gearmotors & Speed Reducers are available in two styles. The A series is a shaft mount with torque arm or buffer kit. The F series can be base mounted.

Aluminum Body Worm Speed Reducers

Varvel worm gear speed reducers and gearboxes provide highly reliable operation in a light weight but very strong die cast aluminum housing. Ground worms offer better efficiency and long life. Many other features and options are available to satisfy unique needs.

Aluminum Body Inline Helical Speed Reducers

Varvel economical aluminum body helical speed reducer provides highly reliable power transmission for general purpose applications. These gearboxes offer cost effective operation and superior performance over similar products.

Precision & Economical Servo Gearheads

Precision Planetary

The Sesame series of planetary and planetary bevel gearheads provide a wide range of performance levels to satisfy the full range of motion control application requirements.

Economy Planetary

The Sesame series of planetary and planetary bevel gearheads provide a wide range of performance levels to satisfy the full range of motion control application requirements.

Right Angle Planetary

The Sesame series of planetary and planetary bevel gearheads provide a wide range of performance levels to satisfy the full range of motion control application requirements.

Rotary Flange

The PGF and PHF series of ISO 9409-1 compliant rotary flange helical bevel provide a wide range of performance levels to satisfy the full range of motion control application requirements.

Precision Servo Worm Reducers

Dynabox precision servo worm right angle gearheads are available in 3 backlash levels to satisfy a variety of applications. Output options include single and dual shafts, hollow bore with keyway, hollow bore with shrink disc, and rotary output flanges.

Precision Hypoid Servo Gearboxes

The new Hypoid Gearbox from Tandler® offers the ultimate in performance and connection versatility for dynamic servo driven applications. Available in 8 frame sizes with torque ranges from 36-859 Nm.

Inline Servo Gearheads – Series PL2FS

The Tandler ServoFoxx series PL2FS inline planetary servo gearhead provides the ultimate in motion control. Prime benefits are low backlash, high rigidity, and the widest range of ratios. A revolutionary motor connection system maximizes performance.

Right Angle Servo Gearheads – Series SKP2FS

The Tandler ServoFoxx series SKP2FS right angle servo gearhead is a two stage design with matched spiral bevel gears in the first stage and precision planetary gears in the second stage. This provides maximum torque in the smallest size.

Right Angle Servo Gearheads – Series PSK2FS

The Tandler ServoFoxx series PSK2FS right angle servo gearhead is a two stage design with precision planetary gears in the first stage, and matched spiral bevel gears in the second stage. This allows higher input speeds and dual output shafts or hollow bores.

Right Angle Servo Gearheads – Series FS2

The Tandler ServoFoxx series FS2 right angle servo gearhead is a single stage design with matched spiral bevel gears. Prime benefits include low backlash, high rigidity, and single or dual outputs with shafts, hollow bores, or shrink discs.

Economy Servo Worm Reducers – Series RT

An economical right angle gearhead for use with small NEMA 23/34 and metric 40mm & 60mm servo and stepper motors. These reducers are most appropriate for basic motion and speed profile applications where cost is a major consideration.

High Torque Helical Inline

The WATT Drive series of helical gearing servo gearheads provides economical motion and speed control with a variety of inline and right angle helical, helical bevel, and helical worm designs.

High Torque Parallel Shaft

The WATT Drive series of helical gearing servo gearheads provides economical motion and speed control with a variety of inline and right angle helical, helical bevel, and helical worm designs.

High Torque Helical Bevel

The WATT Drive series of helical gearing servo gearheads provides economical motion and speed control with a variety of inline and right angle helical, helical bevel, and helical worm designs.

High Torque Helical Worm

The WATT Drive series of helical gearing servo gearheads provides economical motion and speed control with a variety of inline and right angle helical, helical bevel, and helical worm designs.

Cycloidal Reducers

Cycloidal Reducers – Series T

Cylindrical housing from 60 mm through 300 mm diameter and solid flange output. Torque capacities to 2940 Nm, zero backlash, taper roller bearings, ISO 9409-1 compliant.

Cycloidal Reducers – Series H

Cylindrical housing integral flange mount, available from 70 mm through 220 mm diameter, hollow bores through 65 mm. Torque capacities to 1100 Nm, zero backlash, taper roller, ISO 9409-1 compliant.

Cycloidal Reducers – Series E

Cylindrical housing ranges from 70 mm through 220 mm diameter and solid flange output. Torque capacities to 1250 Nm, zero backlash, integral flange mount, taper roller bearings, ISO 9409-1 compliant.

Cycloidal Reducers – Series M

M-Series, the smallest cycloidal reducer available, size 50 mm with solid flange output. Torque capacities to 18 Nm, zero backlash, integral flange mount, deep grove ball bearings ISO 9409-1 compliant.

Cycloidal Rotary Actuators – Series DS

DS-Series combines TwinSpin cycloidal reducers with BLDC servo motors, rotary position sensor, thermal sensing, and optional brake in sizes from 50 mm through 140 mm. Voltages from 24 through 560 VDC.

Spiral Bevel Gearboxes

Right Angle Gearboxes – Series STD

Tandler spiral bevel gearboxes feature low backlash and low transmission error. The program also offers the widest range of sizes, ratios, shaft configurations, and special options available.

Hollow Shaft Gearboxes – Series HW

Tandler hollow shaft gearboxes offer shaft mount designs with keyways, square splines, involute splines, or smooth bores with shrink disks.

Right Angle Reversing/Declutching Gearboxes – Series S/AS

Tandler reversing or disengaging gearboxes are used to declutch a drive element or reverse rotational direction in a right angle configuration. Actuation can be achieved manually or with pneumatics.

Reinforced Shaft Gearboxes – Series WV

A bevel gearbox with reinforced shaft is commonly used in line-shaft drive applications where only a proportion of the full torque is taken off the main drive shaft at various intervals.

Two Way Auxiliary Gearboxes – Series EA

Tandler auxiliary gearboxes offer up to 4 shaft extensions in the same plane. Some versions are available with hollow shafts and mounting flanges.

High Torque Density – Power Master

A different internal design offers higher torque density and more robust design for demanding industrial applications.

Stainless Steel Gearboxes – Series VA

The VA series is a complete stainless steel design for high performance or precise motion control requirements.

Shaft Phasing & Variable Speed Gearboxes

Right Angle Phasing Gearboxes – Series SP2

The Tandler Series SP2 right angle speed correction gearbox provides low backlash and low transmission error for applications requiring shaft phasing, timing, positioning, registration control, tension control, and narrow range speed control.

Double Planetary Inline Phasing Gearboxes – Series PD2

The Tandler series PD2 double planetary speed correction gearbox is available in an inline 1:1 ratio and is used for shaft phasing, registration, and narrow range speed control.

Single Planetary Inline Phasing Gearboxes – Series PE2

The Tandler series PE2 single planetary speed correction gearbox is available in an inline 3:1 ratio and is used for shaft phasing, registration, and narrow range speed control.

Mechanical Variable Speed Drives

Explosion proof and overload resistant speed variators provide full torque capability from zero to maximum speed. Manual or motorized speed control available along with optional mechanical or electronic speed monitoring.

Screw Jack Systems

Screw Jacks – Series Z

This machine screw and ball screw lifting and positioning screw jack program offers the most extensive list of system components and options available from a single source.

Screw Jacks – Series GSZ

This machine screw and ball screw lifting and positioning screw jack program offers the most extensive list of system components and options available from a single source.

Screw Jacks – Series MSZ

This machine screw and ball screw lifting and positioning screw jack program offers the most extensive list of system components and options available from a single source.