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Custom motion control engineering — precision motor on engineering workbench
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Custom Motion Control Engineering

Every modification starts at the application.

Shaft length and lead configuration are table stakes. TelcoMotion custom engineering goes deeper — winding optimization, drive matching, gearhead selection, and complete system integration designed around how your product actually operates.

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Catalog components optimize for one operating point. Your application has an envelope.

A standard motor is designed at rated voltage, rated load, rated ambient temperature. Pair it with a catalog gearhead and a general-purpose drive, and you've assembled a motion system from three datasheets that were never meant to work together. It hits spec at one operating point — maybe.

TelcoMotion custom motion control engineering means designing the motor, the power transmission, the feedback system, and the drive interface as a unified solution around your actual application conditions. We work across all seven of our motor platforms and extend that engineering depth into gearheads, encoders, drives, controllers, and complete electromechanical assemblies.

The result is a motion system that doesn't just meet spec at one point. It meets spec across the range your product actually operates in — because every component was selected and optimized as part of a single engineering effort.

Eight layers of customization. Most suppliers stop at one.

01

Winding Design

The winding defines the motor’s electrical personality — its voltage constant, current draw, speed-torque curve, and thermal behavior under load. TelcoMotion engineers winding configurations to match your specific drive voltage, controller current limits, and torque requirements at each operating point. This includes pole count selection, coil pitch optimization, and wire gauge specification for your duty cycle and thermal constraints.

Common Applications

Matching motor back-EMF to existing drive electronics, optimizing efficiency at a specific operating point rather than rated load, enabling operation across wide voltage ranges (battery applications, global product platforms).

02

Lamination & Magnetic Circuit

The lamination stack — its geometry, steel grade, and stack length — determines the motor’s core losses, saturation characteristics, and torque density. We select or design lamination profiles to optimize the magnetic circuit for your performance priorities: maximum efficiency, maximum torque density, minimum cogging, or minimum acoustic noise.

Common Applications

Reducing iron losses for high-speed applications, minimizing cogging torque for smooth low-speed operation (medical, precision positioning), optimizing stack length to fit a constrained envelope.

03

Thermal Management

Motor performance degrades with temperature — and so does the drive electronics behind it. A properly specified thermal design ensures the entire motion system maintains its rated output across your actual ambient range and duty cycle. We engineer insulation class, slot fill, potting, housing thermal paths, and drive thermal derating to keep the system within safe limits under your worst-case operating scenario.

Common Applications

Enclosed installations with restricted airflow, high-ambient environments (food processing, outdoor equipment), intermittent overload applications where peak torque exceeds continuous rating.

04

Shaft & Mechanical Interface

The shaft is the mechanical connection between the motor and your system. We engineer shaft diameter, length, keyway, spline, flatted, and threaded configurations to mate directly with your gearbox, coupling, or driven load. Bearing selection, preload, and lubrication are specified for your speed, radial load, axial load, and expected service life.

Common Applications

Direct-drive integration (eliminating couplings), high radial load applications (belt-driven, gear-driven), extended shaft configurations for through-wall mounting, dual-shaft outputs.

05

Gearhead & Power Transmission

The gearhead translates motor output into the torque, speed, and mechanical form factor your load requires. We engineer gear ratio selection, gear type (planetary, spur, worm, harmonic), backlash specification, and output shaft configuration as part of the motor specification — not as a separate component sourced after the fact.

Common Applications

High-torque low-speed applications (valve actuators, conveyor drives), precision positioning requiring minimal backlash (medical, semiconductor), compact envelope requirements where the gearhead and motor must be co-optimized.

06

Enclosure & Environmental Protection

Operating environment dictates enclosure requirements. We engineer housing, sealing, and coating solutions from IP20 open-frame configurations through IP67 fully sealed designs. This includes material selection (aluminum, steel, stainless, engineered polymer), surface treatment, and cable entry specification — for the motor, the gearhead, and any integrated electronics.

Common Applications

Washdown environments (food, beverage, pharmaceutical), outdoor installations, corrosive atmospheres, cleanroom and medical environments requiring specific material and outgassing certifications.

07

Drive & Controller Integration

A motor is only as useful as its integration with your control system. We engineer drive selection and configuration, encoder selection and mounting, Hall sensor placement, communication protocol implementation, and complete motor-drive system matching. For applications requiring it, we deliver the motor with the drive, encoder, and cabling as a tested, integrated unit.

Common Applications

Retrofit into existing control architectures, closed-loop servo applications requiring specific resolution and accuracy, sensorless BLDC operation, CANopen/EtherCAT/Modbus integration for automated systems.

08

Complete Electromechanical Assemblies

When your product requires motion as a subsystem — not just a motor — we engineer the full assembly: motor, gearhead, encoder, drive, wiring harness, mounting bracket, and housing, assembled and tested as a single unit. This eliminates integration risk on your production line and reduces your supplier count to one.

Common Applications

AGV and AMR drive modules, motorized actuator assemblies, conveyor drive units, pump and valve assemblies requiring motor + gearhead + controller as a sealed unit.

Seven motor technologies. Unlimited system configurations.

Every TelcoMotion motor platform supports the full depth of custom engineering described above — and each can be extended into a complete motion control system with matched gearheads, drives, encoders, and housing.

AC Motors
Winding optimization for specific voltage/frequency, efficiency class upgrades (IE3/IE4), VFD-matched designs, frame and mounting modifications
Brushless DC
Winding matched to drive electronics, Hall sensor or encoder integration, integrated drive assemblies, sensorless optimization
Brushed DC
Brush material and commutator design for specific duty cycles, winding for battery voltage ranges, gearmotor assemblies for mobility applications
Stepper Motors
Detent torque minimization, winding for specific driver voltage and current, gearhead integration for high-torque positioning
Servo Motors
Complete motor-encoder-drive specification as a single system, winding for specific bus voltage, thermal design for continuous high-torque operation
Gearmotors
Gear ratio and motor winding co-optimization, output shaft and mounting interface, noise and efficiency balancing across the motor-gear system
Conveyor Rollers
Roller diameter and length specification, internal motor sizing for load and speed, zone controller integration, complete conveyor drive modules

Three levels of customization — and when each one applies

01

Level 1: Configuration

Modifications to shaft length, lead wire length, connector type, mounting hardware, gear ratio selection, and cosmetic elements. These don’t change the system’s electromagnetic or thermal performance — they change how it physically integrates with your product.

Timeline Impact
Minimal — typically accommodated within standard lead times.
Tooling Impact
None or minor fixturing changes.
02

Level 2: Optimization

Winding reconfiguration, bearing upgrades, insulation class changes, sealing modifications, gearhead matching, drive selection, and encoder integration. These change the motion system’s performance characteristics while using existing motor and gearhead platforms.

Timeline Impact
Moderate — engineering review plus prototype validation.
Tooling Impact
Typically none — uses existing tooling with process changes.
03

Level 3: Ground-Up Design

New lamination design, custom housing, purpose-built mechanical interfaces, and integrated drive electronics. Reserved for applications where existing platforms can’t meet the performance, envelope, or environmental requirements. This is full co-development territory.

Timeline Impact
Significant — full engineering cycle including tooling.
Tooling Impact
New tooling required — amortized across production volume.

Most OEM programs fall into Level 2. The motor platform and gearhead architecture work — they just need to be optimized and matched for your specific operating conditions. For ground-up programs, see OEM Co-Development →

From requirements to specification in 48 hours

You send us your application requirements — torque, speed, voltage, duty cycle, environment, envelope, volume, and control architecture. Within 48 hours, our engineering team responds with one of three things:

1

A configuration recommendation from an existing platform with specific modifications identified

2

A preliminary custom specification with estimated performance, timeline, and budgetary pricing

3

A set of clarifying questions if the application requirements need further definition before we can recommend an approach

No RFQ forms. No “contact sales.” You talk to an engineer from the first conversation.

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Common questions about custom motion control engineering

How much does custom engineering cost compared to catalog components?

It depends on the level of customization. Configuration-level changes (shaft, leads, connectors, gear ratio) add minimal cost. System optimization — winding, gearhead matching, drive integration — adds engineering time but typically no tooling cost. Ground-up designs require tooling investment that amortizes over production volume. We provide budgetary estimates during the first engineering conversation so there are no surprises.

Can you match a competitor’s motor or motion system that’s been discontinued?

Yes — this is a common starting point. We reverse-engineer the performance characteristics (not the design — the performance your application actually needs) and build a replacement that’s form-fit-function compatible or improved. In many cases, we can improve on the original by applying current materials, modern drive electronics, and updated manufacturing techniques.

Do we have to buy the entire system from TelcoMotion, or can we spec just the motor?

Either. Some OEM programs need only a custom motor to pair with their existing gearhead and drive. Others benefit from having us engineer and deliver the complete motion system as an integrated unit. We’ll recommend the approach that makes the most sense for your application — we don’t upsell system integration where a standalone motor is the right answer.

What’s your typical prototype lead time?

For Level 1 and Level 2 customizations, prototype samples typically ship in 4–8 weeks from specification approval. Ground-up designs and fully integrated assemblies take longer depending on tooling and component complexity. We provide specific timelines during the engineering phase.

Do you support design iterations after the first prototype?

Yes — and we expect them. Most programs go through 1–2 design iterations between first prototype and production release. Our engineering team supports iteration at no additional engineering cost for modifications within the original specification scope.

What documentation do you provide?

Full system specification (electrical, mechanical, thermal), performance test data, dimensional drawings, 3D models (STEP/IGES), and material/compliance certifications. For integrated assemblies, we include wiring diagrams, interface specifications, and installation documentation. For production programs, we add PPAP documentation, control plans, and incoming inspection specifications.

Ready to spec your custom motion system?

Share your torque, speed, environment, and control requirements — our engineering team responds within 48 hours with a system-level assessment.

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