Vishay / Sfernice
Vishay / Sfernice produces fixed and variable resistors in most of the existing technologies. With its wide range and its capability to manufacture standard as well as custom designed products, Vishay / Sfernice covers applications in all market sectors. Included in their product line are encoders, potentiometers, power resistors, resistor networks and arrays, SMD, and thin film resistors.
Featured Products by Vishay / Sfernice

RCEC 500 / RCEC 750 Power Resistors
Cooled by auxiliary heatsink thick film technology and offers a 500W or 800W power rating.

LTO100H Thick Film Power Resistors
Feature thick film technology and high energy capability of up to 52J/0.1s pulse.

P16 Compact Panel Potentiometers
All-in-one design integrating the potentiometer and knob in one assembly, no accessories required.

PEP Power Enhanced Thin Film Chip Resistors
Offer a wide resistance range of 39Ω to 900kΩ and can withstand temperatures of up to +250°C.