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- 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 (37)

Image of Ohmite HS Series Heatsinks for Arcol Resistors

HS Series Heatsinks for Arcol Resistors

Ohmite presents the HS series aluminum extruded heatsinks. Designed for use with and Ohmite 89 series and ARCOL HS series chassis mount resistors.

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Image of Ohmite's WC Series Heatsink

WC Series Heatsink

Ohmite's WC series heatsink features a tin plated, solderable, integral cam clip and a compressed ceramic heatsink body.

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Image of Ohmite's EX Series Heatsinks

EX Series Heatsinks

Ohmite's EX series heatsinks features vertical mounting using solderable pins and threaded mounting screw holes for secure thermal connection to heatsink.

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Image of Ohmite's MOX500 Series Axial Thick Film Resistors

MOX500 Series Axial Thick Film Resistors

Ohmite's MOX500 series axial thick film resistors meet IEC61000-4-5 surge handling requirements up to 2 KV and are rated at 2 W at 70°C.

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Image of Ohmite's CSM-Series Heatsinks

CSM-Series Heatsinks

Ohmite's CSM-series heatsinks feature three extrusion styles in two lengths, can accommodate multiple devices, and are vertically mounted using solderable pins.

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Image of Ohmite TNP10 Series Thin Film TO-126 Resistor

TNP10 Series Thin-Film Resistor in TO-126 Package

Ohmite offers a high-power, heatsinkable, TO-126 packaged resistor. They can achieve 1 W in free air and 10 W when attached to a proper heatsink.

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Product Training Modules View All (4)


Current Sensing Resistors

Duration: 5 minutes

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

Resistor 0.01 Ohm 5W 1% Axial

High Voltage Resistors

Duration: 5 minutes

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

Cabinet Product

Cabinet Products

Duration: 5 minutes

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

Heatsink Power Dual Black TO-220

Quick Heatsink Guide

Duration: 5 minutes

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

Featured Videos View All (3)

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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