Emtek 5122HLOUS19LH.RLS Helios Lever Keyed Entry Left Hand

Product Description

The EMTEK 5122HLOUS19LH.RLS is a Helios lever-style keyed entry lockset finished in Flat Black, designed for left-hand door applications. It ships with a radius latch strike and fits both 2-3/8 inch and 2-3/4 inch backset configurations, giving installers flexibility across standard residential door preps. The square rose mounting plate provides a clean, geometric frame around the lever. This lockset is intended for exterior entry doors and is assembled to order at EMTEK's Southern California facility. Locksmiths, carpenters, and general contractors typically handle installation on residential and light-commercial doors.

This keyed entry lever set is suited for residential exterior doors where a keyed lockset with a defined design aesthetic is required. The Helios lever profile pairs with a square rose for a contemporary look. The included radius latch strike is compatible with standard strike-plate mortises in door frames. The unit is sold individually and is specified for left-hand swing doors with door thickness ranging from 1-3/8 inches to 2-1/16 inches.

Key Features

• Fits both 2-3/8 inch and 2-3/4 inch backset for compatibility with common door preps
• Left-hand configuration for correct lever orientation on left-hand swing doors
• Includes radius latch strike for standard door frame mortise installation
• Square rose provides a clean, geometric mounting profile
• Flat Black finish for a consistent, low-reflectance appearance
• Accommodates door thickness from 1-3/8 inches to 2-1/16 inches

Compatibility

Designed for left-hand swing residential entry doors with a thickness of 1-3/8 inches to 2-1/16 inches and a standard 2-3/8 inch or 2-3/4 inch backset. Intended for use with standard door frame strike mortises accepting a radius latch strike.

Installation Notes

Installation is typically performed by a licensed locksmith or finish carpenter. Before installation, confirm door hand orientation and backset measurement to select the correct latch position. De-latch the door and ensure all fasteners are tightened to the lever rose before testing key operation. Consult local building codes for exterior keyed entry requirements, particularly for egress compliance on residential occupancies.