SEC-SK-990AQ Please log in to see price or purchase this item Quantity discounts available QuantityPrice SKU: SEC-SK-990AQ MANUFACTURER: Seco-Larm Product Details Fail-secure Electric Door Strike for wood doors. Door locks when power is lost. Indoor use only. 12VDC/VAC. Product Details Back Product DetailsFail-secure Electric Door Strike for wood doors. Door locks when power is lost. Indoor use only. 12VDC/VAC.