This aluminum cooling fin is designed to provide efficient heat dissipation for solid state relays and rectifier bridges. Its robust construction allows durability and performance. Ideal for daily use, this heatsink helps maintain optimal operating temperatures, preventing overheating and extending the lifespan of your electronic components. Features - Color: Black -Material:Aluminum alloy - Size: 8.00X4.95X4.90cm/3.14X1.95X1.93in -High efficiency cooling: this heat sink fin provides excellent heat dissipation, significantly enhancing the stability and lifespan of electronic devices -Compact design: the heatsink accessory is ideal for industrial automation control scenarios with space, allowing optimal performance without compromising on space -Thermal conductivity: this heatsink fitting effectively reduces the operating temperature of solid state relays, preventing overheating risks -Firm construction: built to last, allowing exceptional performance and reliability even under longterm operation -Easy installation: compatible with various solid state relay models, widely applicable in power, communication, and household appliances Package list: 3 x heat sinks