Emtek 5122HLOUS4LH Helios Lever Keyed Entry Left Hand

Product Description

The EMTEK 5122HLOUS4LH is a left-hand Helios lever keyed entry set finished in Satin Brass and mounted on a square rose. It is designed for residential entry doors and provides both latching and keyed locking functions in a single hardware package. The lever accommodates two standard backset options — 2-3/8 inches and 2-3/4 inches — making it compatible with the most common door prep configurations. The square rose gives the trim a clean, architectural profile suited to modern and transitional interior design schemes. Installation is performed by a finish carpenter, locksmith, or experienced general contractor.

This keyed entry lever set is intended for exterior or interior entry doors in residential applications where a keyed lock cylinder is required. It fits doors ranging from 1-3/8 inches to 2-1/16 inches in thickness, covering the full range of standard residential door stock. The Satin Brass finish coordinates with a broad range of door and casing hardware. The square rose trim style suits contemporary, transitional, and modern-traditional design themes commonly specified in residential new construction and renovation projects.

Key Features

• Left-hand lever orientation for correct operation on left-hand swing doors
• Accepts both 2-3/8 inch and 2-3/4 inch backsets to fit standard door prep
• Compatible with door thicknesses from 1-3/8 inches to 2-1/16 inches
• Keyed entry function provides exterior-grade locking with cylinder on exterior side
• Square rose trim profile offers a clean, architectural appearance
• Satin Brass finish for a warm, low-sheen metal look

Compatibility

Designed for residential keyed entry applications on doors from 1-3/8 inches to 2-1/16 inches thick, with 2-3/8 inch or 2-3/4 inch backset door prep. Left-hand swing doors only.

Installation Notes

Installation is typically performed by a licensed locksmith, finish carpenter, or qualified general contractor. Before installation, confirm door hand orientation and backset measurement to select the correct latch. Ensure the door bore and cross-bore are properly sized for the hardware before mounting. Follow local building codes for keyed entry hardware on egress doors.

WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.