Turn this triac L601E5 thyristor manufactured from Littelfuse on by inducing a small current to it. This device has a surge current rating of 20 A. This product comes packaged in bulk, so the parts will be stored loosely. This SCR thyristor has an operating temperature range of -65 °C to 110 °C. Its repetitive peak forward blocking voltage is 600 V, while its repetitive peak reverse voltage is 600 V.