- Ohmite Manufacturing Company has been a leading provider of resistors for high current, high voltage and high energy applications for over 80 years. Our full complement of products includes wirewound, wire element, thick film, and ceramic composition resistors, in addition to variable voltage controls and heatsinks.

Newest Products View All (53)

TAP2000 Series Planar Resistor

The design of Ohmite's TAP series creates a constant pressure to the cooling plate of approximately 300 N for proper thermal flow. Learn More

JR Series Jumpers

Ohmite's JR series of high-current jumpers rated up to 100 A provide a max resistance range of 0.5 m to 0.2 mΩ, minimizing effects on the designed circuit. Learn More

CA Series Heatsinks

Ohmite's CA series heatsinks are securely mounted to PCBs with through-hole soldering of the integrated solder feet. Learn More

PA and PV Series Heatsinks

Ohmite's powerful forged pin heatsink for TO-220, TO-247, and TO-264 devices is designed to be through-hole soldered to the PCB for forced convection cooling. Learn More

ARG Series Wirewound Resistors

Ohmite's ARG series resistors in aluminum (Al) case are suitable for power electronic circuits, such as motor control, braking, and frequency converters. Learn More

TEH140 Series Power Resistors

Ohmite’s TEH140 series power resistors have a thick film construction allowing for non-inductive, high-frequency, and pulsing application consideration. Learn More

Recent PTMs View All (4)

Current Sensing Resistors Publish Date: 2011-12-06

Summary and discussion of the full range of current sensing resistors offered by Ohmite including specifications, benefits, and applications.

Duration: 5 minutes
High Voltage Resistors Publish Date: 2011-12-06

Ohmite’s high voltage resistor product offerings include Mini Mox, Maxi Mox, Super Mox, Slim Mox, HVF, and Macrochip series.

Duration: 5 minutes
Cabinet Products Publish Date: 2011-08-01

Cabinet types and kits from Ohmite including resistor and heatsink cabinets.

Duration: 5 minutes
Quick Heatsink Guide Publish Date: 2011-02-16

Calculate heatsink and see heatsink components from Ohmite that are appropriate for applications requiring different wattage and mounting options.

Duration: 5 minutes

Featured Videos View All (4)

Ohmite TEH140 Series Power Resistors | Digi-Key Daily

TEH140 series from Ohmite is a wholly encapsulated and insulated TO-247 package resistor. The thick film construction allows for non-inductive, high-frequency, and pulsing application consideration.

Ohmite Company Overview

A brief overview of services offered by Ohmite.

Heatsink Calculations: choosing a heat sink for industry standard package sizes

This vodcast discusses the steps taken and calculations made when choosing a heatsink for industry standard package sizes.

Heatsink Overview

This vodcast reviews the various types of heatsinks that Ohmite manufactures and explains their features and benefits.

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