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The LOCKEY 3830JBMGDC is a mechanical keyless knob lock designed for door and gate access control in environments that demand corrosion resistance. It operates without batteries or electronics, using a push-button combination mechanism with a passage function that allows free entry when activated. The double combination feature supports two separate access codes on a single lock, adding flexibility for multi-user or multi-zone applications. The Jet Black Marine Grade finish provides protection against moisture, salt air, and UV exposure, making this unit well suited for coastal, poolside, and outdoor installations. Licensed locksmiths, gate installers, and security contractors are the typical installing trades.
The 3830JBMGDC is built for residential and light commercial applications where keyless access is preferred and corrosion resistance is required. Common installation scenarios include pool gates, exterior entry doors, HOA common areas, marina facilities, and beachfront properties. The passage function allows the lock to remain in free-entry mode for high-traffic periods, then revert to combination-required mode as needed. The double combination capability means two distinct codes can be programmed, supporting separate access groups without requiring additional hardware.
Designed as an OEM-style replacement or direct installation option for standard residential and light commercial doors and gates requiring a mechanical keyless knob lock with a marine-grade finish.
Installation is typically performed by a licensed locksmith or experienced gate contractor. Ensure the door or gate is properly aligned and latched before final hardware mounting. Follow the manufacturer's combination-setting procedure before closing the lock into its final position to avoid a lockout condition. No electrical power or low-voltage wiring is required for this mechanical unit.
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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