EL150 surface-mounted electric bolt lock for access control systems. Operating voltage: DC 12 V; listed operating current: 120 mA. Fail-safe operation (power off to unlock) with selectable 0 / 3 / 6 second delay. Bolt diameter: 12.5 mm; extension: 15 mm. Aluminum-alloy body, dimensions 150 × 34 × 27 mm. Suitable for compatible wooden, glass and metal doors. Contact THETOP to confirm door type and installation accessories.