Ohmite Manufacturing Co. Datasheets for Wirewound Resistors
Wirewound resistors are power resistors made by winding a metal wire around a core.
Wirewound Resistors: Learn more
| Product Name | Notes |
|---|---|
| Axial Terminal / Surface Mount / Heat Sinkable Packaging -- 30 Series | 30 Series High Energy Wirewound Axial Terminal / Surface Mount / Heat Sinkable Packaging Wirewound Resistors employ special winding techniques to maximize the effective joule rating of each resistor. Most... |
| Miniature Wirewound Current Sense Resistor -- WL Series | Miniature Wirewound Current Sense Ultra-low ohmic value series for Current Sensing applications The WL series contains very low inductance (<1nH at 1MHz Test) with miniaturized dimensions giving a great power... |
| Aluminum Housed Wirewound Power -- WFH Series | Aluminum Housed Wirewound Power Ohmite’s new flat core winding technology allows for wirewound heatsinkable resistors affording a very low profile, and superior thermal transfer characteristics when compared to conventional aluminum... |
| Audio Gold Resistor -- Audio Gold Resistors | Tubular Wirewound Ohmite now offers the Audio Gold Resistor Family, specifically designed for high-end loudspeaker and amplifier applications. These resistors utilize high quality resistance wire wound on a ceramic core,... |
| Cold Rolled Steel Encased Wirewound Resistor -- Metalohm Series | Wirewound Heatsinksble Radial Terminal Features: • Flameproof and inorganic • Higher power rating due to heat sink capacity • All welded construction • Nonhygroscopic • High surge construction Options: • |
| ARCOL Precision Power Wirewound SMD Resistor -- RWS Series | A compact and precision power resistor, manufactured to the highest standards; reliable and robust but still achieving drift of less than 1% and TCR of 10-90ppm/˚C when under rated conditions. |
| Economical Silicone Coated Wirewound -- 50 Series | Automated winding, in-line color banding, and testing allow for an economically priced, industrial grade wirewound power resistor. The Ohmite 50 series resistors feature an all welded construction with a high... |
| ARCOL Low Profile Wirewound Metal Clad Resistors -- ARF Series | Flexible design with high pulse capability, ideally suited to braking and inverter / converter applications. Enhanced power levels can be achieved when heatsink mounted. High power density Low profile 600V... |
| ARCOL Aluminum Housed Resistors -- HS Series | HS Aluminum Housed Resistors Manufactured in line with the requirements of MIL 18546 and IEC 115, designed for direct heatsink mounting with thermal compound to achieve maximum performance. High Power... |
| Ohmicone® Silicone-Ceramic Conformal Axial Terminal Wirewound -- 40 Series | Ohmite 40 Series resistors are the most economical conformal silicone-ceramic coated resistors offered. These all-welded units are characterized by their low temperature coefficients and resistance to thermal shock, making them... |
| Centohm Coated Axial Terminal Wirewound Resistor -- Axiohm® Series | Ohmite Axiohm series is best known for its inorganic flameproof coating and ability to be produced in tight tolerances. The Axiohm series was designed to meet or exceed the characteristics... |
| Wirewound Potentiometers -- Rheostats | Ohmite rheostats have been in use since 1925. The same robust design is used today and continues to find new applications. The use of resistance wire and an adjustable arm... |
| High Power SMD Wirewound Resistor -- RW5 and RW7 Series | Omite has used its thermal management expertise to produce a unique resistor design. The resistor body incorporates fins identical to a heatsink. These fins, as with a heatsink, increase the... |
| Vitreous Enamel Conformal Axial Terminal Wirewound Resistor -- 20 Series | The 20 Series axial terminal resistors are both durable and economical. They have all the electrical attributes of more expensive wire wound axial resistors, including all-welded construction. The extensive wattage... |
| Metal-Mite® Aluminum Housed Resistor -- 89 Series | The 89 Series is a high-performance axial heatsinkable resistor. These molded-construction metal-housed resistors are available in higher power ratings than standard axial resistors and are better suited to withstanding vibration,... |
| High Precision Welded Axial and Radial Resistor -- HPW Series | The HPW wirewound series of resistors are produced for high precision applications. The HPW series can be produced below 0.1% on request with Temperature Coefficients matching to 1ppm. The HPW... |
| Tubular Radial Terminal Wirewound Resistors -- PC-58 Series | The PC-58 series is designed for direct insertion into printed circuit boards; fit standard 0.10 inch matrix boards with standard 0.046 inch diameter holes. The PC-58 radial design and provided... |
| Ceramic Housed Axial Terminal Power Resistor -- TUM/TUW Series | The TUM/TUW Series resistors are Ohmite’s most economical power resistors. Sizes up to 15 watts and resistance values up to 150K ohms are available. Two constructions are used to obtain... |
| Ceramic Housed Radial Terminal Power Resistor -- TWM/TWW Series | The TWM/TWW series radial terminal power resistors offer significant board space savings over axial terminal products and keep generated heat away from the circuit board. They are recommended for commercial... |
| Miniature Molded Wirewound Resistor -- WH/WN Series | WH/WN series contains two winding techniques. The WH is a standard wirewound resistor while the WN is wound using in the Aryton Perry non inductive style. The inductance of the... |
| Lead Free Vitreous Enamel Molded Axial Term. Wirewound -- 90 Series | When you need the highest quality wirewound axial terminal resistors available, choose Ohmite’s 90 Series resistors. They are manufactured by a unique process that molds the vitreous enamel over the... |