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To make the TTIAsia.com experience more targeted and user-friendly, TTIAsia.com (and selected third parties) use “cookies” on this website. This technology helps us gather statistical and analytical information for personalization purposes, but the choice to accept the cookies is always yours.

These cookies are necessary for our website to function and cannot be deactivated. As a rule, these cookies enable our website’s proper functioning and support critical features that you have requested such as the maintaining of your shopping cart and maintaining your session when you have logged in as a customer. Your browser can be set to block cookies or inform you of their use. Blocking these technical cookies will result in the website not functioning as intended.

These cookies allow us to understand how the website is being used and how it is performing so that we can make improvements to your experience. By allowing these cookies you help us understand which pages are most important, and which are less so and where work may need to be done to improve the speed or content of our pages. These cookies may be set by us, or they may be set by providers whose tools we use to help in our analysis.

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OHMITE 89 Aluminum Housed Wirewound Resistors

OHMITE 89 Aluminum Housed Wirewound Resistors are designed for reliable operation in demanding environments. These molded construction resistors offer a high power to size ratio, exceptional stability, and resistance to vibration and mechanical shock. The 89 aluminum resistors have a maximum operating temperature range from -55°C to +250°C and a maximum power rating of 50W. Typical applications include power conversion systems, defense electronics, and transportation systems.

Features

Aluminum housing
Chassis mountable
Heat sink capable
High power density
High stability
RoHS compliant

Applications

Aerospace and defense electronics
Industrial automation equipment
Motor drives and controls
Power conversion systems
Power distribution equipment
Railway and transportation systems
Test and measurement equipment
UPS and power supply systems

Technical Specifications

Parameters	Values
Operating Temperature Range	-55°C to +250°C
Dielectric Withstanding Voltage	1000Vac (5W, 10W) and 2250Vac (25W, 50W)
Tolerance	±1% and ±5%
Maximum Power Rating	50W