Motor Controller / Inverter

Motor Controllers serve as a critical powertrain element interfacing key EV components viz. battery pack, motor and vehicle controls, managing precise delivery of power to ensure optimal performance, efficiency, and safety.

At GMS, we specialize in developing advanced motor control solutions that meet the needs of a wide range of electric vehicles, from 2-wheelers to cars to truck & buses. We tailor these controllers to specific application requirements, ensuring reliability, flexibility, and high performance.

With hands on experience working on different motor control solutions from 1kW to 150kW and from 48V to 800V, we can support you with field proven solutions in lesser time and with lowest failure rate. You requirement in Automotive Traction, eCompressor, Fan, Pump and any other drives will be taken care by GMS Team as per your expected performance, efficiency and size requirements.

We leverage our extensive experience in designing and deploying motor controllers that utilize cutting-edge technologies such as MOSFET, IGBT, SiC, and GaN, ensuring the best possible efficiency and power density. With a modular design approach, GMS offers scalable solutions for various power and voltage needs, from low-power applications to high-performance traction systems.

Where We Can Support You?

Application Areas

Traction Applications
  • 2W / 3W
  • Passenger Car
  • Truck & Bus
  • Off Highway-Equipment
Non-Traction Applications
  • eCompressor
  • Pumps, Fans, Actuators

Solutions

Power Device Types
  • MOSFET / IGBT / SiC / GaN based
Application Power
  • 2W: 1kW - 12kW
  • 3W: 2kW - 20kW
  • Car: 10kW - 200kW
  • Truck/Bus: 50kW - 450kW
Application Voltage
  • 48V - 1200V

Technologies

Software Solutions
  • Vector / FOC / DTC Algorithms
  • Sensored (Hall / Encoder / Resolver) or Sensorless control
Mechanical Solutions
  • Cooling : Passive (Air) / Active (Liquid / Forced Air)
  • IP65 / IP67 waterproof design
  • Independently mounted or part of Integrated eAxle

Why Choose GMS Motor Controllers?

Modular Design

We offer a highly configurable approach to motor controller design, allowing easy adaptation across different vehicle types and power requirements.

Proven Reliability

All our solutions undergo extensive validation and testing, ensuring they meet automotive standards for safety, durability, and performance.

Expertise Across Vehicle Segments

From lightweight two-wheelers to heavy-duty buses, GMS provides tailored solutions across the full spectrum of electric vehicle platforms.

Comprehensive Support

GMS offers ongoing support through the design, development, and deployment phases, ensuring successful implementation and operation.

Case Studies

800V SiC Inverter

This motor controller was developed for electric SUVs using advanced Silicon Carbide (SiC) technology for high-voltage traction applications. The project involved the complete design and development of the hardware, software, and testing environment to ensure compliance with automotive standards.

Application Area:

Electric SUVs

Key Features:

  • Voltage Rating: 800V, suitable for high-voltage electric vehicle powertrains.
  • Power Device: SiC-based motor controller offering higher efficiency and power density.
  • Motor Types: Supports PMSM and BLDC motors for versatile traction applications.
  • Software Control: FOC algorithm for optimal motor control and efficiency.
  • Thermal Management: Integrated thermal system designed to maintain inverter efficiency under high power loads.
800V SiC Inverter

48/60/72V 10kW Inverter

This configurable motor controller was designed for PMSM and BLDC motors in small to mid-sized electric vehicles, offering versatility across voltage levels.

Application Area:

Small to Mid-Sized Electric Vehicles (e.g., scooters, motorcycles, LEVs)

Key Features:

  • Voltage Configurability: Supports 48V, 60V, and 72V configurations.
  • Motor Types: Configurable for PMSM and BLDC motors.
  • Algorithm: FOC-based sine wave algorithm for smooth motor control.
  • Enclosure: Robust and thermally optimized enclosure for improved durability.
48/60/72V 10kW Inverter

3kW 48/60/72V Inverter

This low-cost inverter was designed for electric two-wheelers in the cost-sensitive Asian market, balancing performance and cost.

Application Area:

Two-Wheeler Applications (e.g., motorcycles, scooters)

Key Features:

  • Voltage Configurability: Supports 48V, 60V, and 72V for flexibility in two-wheeler applications.
  • Motor Control: FOC-based drive implementation for smooth motor operation.
  • Thermal Optimization: Designed with optimized thermal management for sustained performance.
  • Value Engineering: Focused on reducing overall material and production costs.
3kW 48/60/72V Inverter

MCU Requirement Form

Requirements Form

General Information

Motor Specification

Electrical Requirement

Control Requirements

Communication and Monitoring

User Interface

Mechanical Design

Development and Cost Considerations

Regulatory and Compliance Requirements

Additional Features

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