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The CODELOCKS CL4210SS is a battery-powered electronic keyless lock designed for classroom and storeroom applications. It uses a stainless steel keypad for access code entry and includes a standard SC1 keyway for key override when needed. The lever handle is nonhanded, so it mounts on doors with either swing direction without modification. Power comes from four AA batteries rated for up to 200,000 cycles, making it well suited for moderate- to high-traffic commercial and institutional settings. A licensed locksmith or commercial door hardware technician typically handles installation and programming.
The CL4210SS fits the CL4000 series and installs on doors ranging from 1.375 inches to 2.5 inches thick. It supports up to 80 individual user codes, making it practical for facilities that need to grant or revoke access without rekeying. Typical install locations include school classrooms, office storerooms, utility closets, and light commercial interior doors where keypad access control is preferred over traditional keyed entry.
Designed for installation on interior doors with a thickness range of 1.375 inches to 2.5 inches. Part of the CODELOCKS CL4000 series. Consult the manufacturer documentation to confirm fitment with your specific door prep and hardware configuration.
Installation is typically performed by a licensed locksmith or qualified commercial door hardware technician. Power down or remove batteries before servicing or reprogramming the lock. Follow the door manufacturer specifications for backset and bore dimensions before mounting. Refer to local building codes for access control requirements in educational or commercial occupancies.
We pulled together the parts most installs need for this unit, plus a few add-ons worth a look. Check what you need — nothing here blocks checkout.
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