The Electric Unlock Trim (EU) provides remote means of locking or unlocking a door for authorized entry, access control, security or safety needs when used in conjunction with any Detex wide stile rim (10 Series), surface vertical rod (20 Series) or mortise (30 Series – specify EUxDM) or concealed vertical rod (70/71, 80/81, 82/83 Series – specify EUV) exit device. Perfect for use on fire-rated doors, such as stairwell doors, allowing emergency entry after fire alarm activates fail safe trim. Excellent source of security for access control systems used in installations in schools, universities, hospitals, retail, industrial, etc.