Alarm Lock DL1200/26D Trilogy Narrow Stile, Satin Chrome

The Alarm Lock DL1200/26D is part of the Trilogy® T2 narrow-stile series, designed for keyless access control on aluminum-frame or glass storefront doors. It features a rugged all-metal 12-button keypad and supports up to 100 user PIN codes (1 master, 10 managers, 90 basic users) along with three one-time use service codes.

Built for durability and weather-resistance, the DL1200 operates reliably in temperatures from -31 °F to +151 °F (-35 °C to +66 °C) and accommodates standard narrow-stile door preparations.

Key features include:

• Field-reversible, non-handed design for ease of installation.

• Mechanical key override with interchangeable core support for brands such as Corbin/Russwin, Yale, Schlage, Medeco.

• Supports 3-5 digit user codes (depending on model) and includes anti-tamper lockout after multiple invalid entries.

• Compact footprint suited to narrow-stile doors: approximately 14-3/8″ H x 1-5/8″ D x 1-3/4″ W.

• Finish: US26D satin chrome.

Ideal for storefronts, rental properties, commercial buildings and any environment where glass doors, narrow-stile frames or retrofits present challenges — the DL1200 gives you keypad convenience and robust build-quality without rewiring or full access-control infrastructure.