Power Resistor Manufacturers in USA and INDIA

The device designed for limiting the flow of current is known as a resistor. Resistors designed for high power applications are referred to as power resistors.

Features

Following are the typical features of such resistors:

  • Manufactured using cermet thick film technology
  • High power ratings from 5 to 50 Watt
  • High overload capabilities
  • High insulation
  • High thermal capacity
  • Housed in aluminum

The popular categories of power resistors are metal clad braking, silicon coated resistors and other customized resistors.

Types of Power Resistors

Power resistors come in various types, each suited for specific applications as described below.

  1. Wirewound Resistors: Made by winding a resistive wire around a core
  2. Metal Film Resistors: Feature a metal film deposited on a substrate
  3. Cermet Resistors: Composed of ceramic and metal materials
  4. Carbon Composition Resistors: Made from a mixture of carbon particles and a binder
  5. Thick Film Resistors: Utilize a thick resistive film on a substrate,

Advantages of Power Resistors

Following are some of the benefits of power resistors.

  • High power handling capability
  • Operate reliably under high temperatures
  • Available in various configurations as per requirements
  • Withstand harsh environmental conditions

Power Resistor Manufacturers in USA

CompanyDescription
Ohmite Manufacturing CompanyEstablished in 1925, Ohmite specializes in precision and high-power resistors
Riedon Inc.The company provides a wide range of resistors, including power, precision, surface mount and high temperature variants.
Bourns, Inc.The company offers a broad range of PWR-series high power thick film resistors.
Vishay IntertechnologyManufactures discrete semiconductors and passive electronic components including resistors.
C&H Technology, Inc.Minnetonka, MN
TTI Inc.Fort Worth, Tx
Mini Systems, Inc.North Attleboro, MA
Precision Resistor Co., Inc.Largo, FL
Texas Components CorporationHouston, TX
Stackpole Electronics, Inc.Raleigh, NC

Power Resistor Manufacturers in INDIA

CompanyDescription
KWK Resistors India Pvt. Ltd.Bengaluru
Cermet Resistronics Pvt. Ltd.Pune
Hi Tech Resistors Pvt. Ltd.Nagpur
Kusum Enterprises Pvt. Ltd.Delhi
K2 EngineersMumbai

Applications

Power resistors are integral to numerous applications across various industries.

  • Motor control and braking systems
  • Power supplies
  • Heating elements
  • LED lighting
  • Audio amplifiers
  • Electronic testing and calibration

Conclusion

In summary, power resistors are crucial components in electronic circuits that require the management of high power levels. Their ability to safely dissipate energy makes them indispensable in applications ranging from industrial machinery to consumer electronics.