The 4300-40-201-628 from Adams Rite is a Steel Hawk Elatch electrified lock for flat mortised strike in clear anodized. The 4300 series Deadlatch combines mechanical locking hardware with electrified access control while working within standard aluminum entrance door preparations. It is always operable from the inside via handle or paddle device. The entry is done via keyed mortise cylinder or access control element. To operate turn key, apply voltage and operate handle or paddle to release the spring-loaded latchbolt. It is electrically-rated for continuous duty for timed applications.