An SCR is a latching devise, once triggered, it remains latched on until the current flow between the anode & cathode stops. A Triac is an SCR for AC circuits, constructed of two SCRs back toback, even though they are AC devices , triacs are polarity conscious.- DIAC - 32V Typ/200µA - Bi-direct. trigger - Equiv. No.: BT2, BR100 - (D)Please Note: Online stock only for this item. Shipping at checkout for this item may be an estimate only and may apply only to some metro areas or to a specific distance from supply location. Local pickup may be available on some items by prior arrangement. Shipping charges may still apply for this item for Click and collect in store orders as this item may still need to be shipped to us for collection from the local pickup location.Please use the contact us form to get an accurate shipping quote based on your order quantity and location to avoid order cancellation charges.
