1、Spiral rectifier diodes can be used in low frequency and high power applications. 2、The spiral pattern is designed to facilitate the installation of the heat sink so that it fits better with the heat sink aluminum plate. 3、Made of high quality material, durable and long service life. 4、Small body and it can provide stable performance. 5、Good rectification effect, good compatibility. Features: 1. Spiral rectifier diodes can be used in low frequency and high power applications. 2. The spiral pattern is designed to facilitate the installation of the heat sink so that it fits better with the heat sink aluminum plate. 3. Made of high quality material, durable and long service life. 4. Small body and it can provide stable performance. 5. Good rectification effect, good compatibility.   Specification: Color:Silver Material: Silicon & Copper Size: Approx. 5.5 x 1.8cm / 2.2 x 0.7in (L x D) Screw Diameter: Approx. 1cm/ 0.4inch Withstand Voltage: 1000V Working Temperature Range: 40 Celsius below zero to 150 Celsius. Suitable for: Electrical equipment.   Package List: 2 x Rectifier Diode