Uxcell 25W 30 Ohm Aluminum Case Resistor - Chassis Mounted Wirewound Resistor
Uxcell 25W 30 Ohm Aluminum Case Resistor - Chassis Mounted Wirewound Resistor
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Uxcell 25W 30 Ohm Aluminum Case Resistor - Chassis Mounted Wirewound Resistor

4.5 stars out of 792 reviews
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3564 ratings

About this item

This uxcell aluminum case resistor is a serious piece of electronics components for power applications! Rated at 25 watts with 30 ohms resistance and 5% tolerance, it's built for handling substantial electrical loads. The aluminum housing does an excellent job dissipating heat, which is crucial since these resistors can get seriously hot during operation - definitely don't touch them when they're working! The construction uses quality nickel alloy wire wound around a core, then encased in the aluminum shell for protection and heat distribution. The mounting setup is straightforward with two 3.5mm holes spaced 21mm apart on the 28mm long body. The gold-toned finish looks professional, and the overall build quality feels solid. These are perfect for various applications like power supplies, motor controls, converters, inverters, or anywhere you need to handle significant power dissipation. Important safety note: these should always be mounted on metal surfaces, never on flammable materials like wood or plastic, and it's smart to derate by 30-50% depending on your specific application. Adding a heat sink is recommended for optimal performance and longevity. The wirewound design provides excellent stability and accuracy compared to other resistor types. Whether you're building audio equipment, power supplies, or any project requiring robust power handling, this resistor delivers reliable performance. Seriously, if you need a durable, well-built power resistor that can handle tough conditions, this one offers great value. Just remember to respect the heat generation and mount it properly - these aren't for beginners without some electronics knowledge.
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4.5 out of 5 stars
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