Power Type Automotive Resistors Gold Filled Fixed Aluminum Shell Resistor Solder Welding

High-Power Gold-Filled Aluminum Alloy Fixed Resistor Manufactured with an anodized aluminum alloy casing and a fully welded process, this resistor features a gold-colored oxide finish, offering not only an aesthetically pleasing appearance but also excellent corrosion resistance and thermal conductivity. Its molded sealing structure effectively prevents moisture, shock, and dust, ensuring stable operation even in harsh environments. Designed specifically for high-power applications, this series of resistors can be directly mounted on chassis or heat sinks, significantly improving heat dissipation efficiency and extending product lifespan. It is widely used in industrial control, power electronics, and frequency conversion systems.

Technical Specifications

Non-Inductive Winding Design —— 1. Effectively reduces parasitic inductance, ensuring stable performance in high-frequency and pulse circuits.

Excellent thermal conductivity: The aluminum shell structure and heat sink design enable rapid heat dissipation, enhancing load-bearing capacity.

Rugged and reliable structure: Utilizing a fully welded manufacturing process, it is shock-resistant and impact-resistant, adaptable to various industrial environments.

Superior protection performance: The molded package structure provides excellent moisture, dust, and oxidation resistance.

High long-term stability: Low resistance drift during long-term operation ensures system reliability.

High-power gold-plated aluminum-cased fixed resistors are widely used in:

• Inverters and servo systems: for energy feedback and dynamic braking;
• Power supplies and charging equipment: for current limiting and overload protection;
• Industrial automation control: for testing and load regulation circuits;
• Motor control and welding equipment: for energy absorption and stable current output;
• Power and new energy systems: such as wind power, photovoltaic inverters, and energy storage control modules.