The 2RK600M-4 with Discharge Tubes (GDT/TSS) SMD RoHS is a Protector manufactured by Yageo. This protector is a two-stage Varistor Surge Protector designed for installations in industry and home appliances. It has a wide range of applications, including automotive, consumer electronics, industrial electronics, power supply, telecommunication, etc. The 2RK600M-4 has discharge tubes in form of GDT (Gas Discharge Tube) and TSS (Thermostatically Controlled Surge Suppressor). It is RoHS compliant, meaning that it is manufactured and assembled with regards to environmental protection guidelines. It also meets the high standards of safety and reliability. This protector features an ultra-high surge current rating of 300A, can withstand voltage of 600VAC, and has aClamping Voltage of 800V.