
Schlage L9050 Office/Inner Entry Mortise Lock Heavy Duty Commercial Lock Body
- Chassis only, no trim or cylinder listed
- Office/inner entry function, commercial grade
- Heavy-gauge steel case, zinc dichromate-plated parts
- Field-reversible handing without opening the case
- 3.3 pounds item weight
- Fusible link gives fail secure mode in fire
Updated 2 days ago · Based on the Amazon listing and published specifications, not hands-on testing.
A heavy duty commercial mortise lock body for office and inner entry doors.
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ASIN: B004C406XGModel: L9050LBCategory: Keyed
Overview
A facilities manager or locksmith fitting a commercial office door gets a mortise lock case with a fully wrapped steel body. The universal case covers ten functions, with floating mounting tabs that adjust to a beveled door edge.
The reason to buy is the build and the flexibility of a universal lock case with field-reversible handing and a fail secure fusible link. The limitation is that this is the lock body alone, and the specs mix key lock, keyless, mechanical knob and app control.
Who it's for
Commercial installs where a mortise lock body is specified and matching trim and cylinders are sourced separately. Homeowners wanting a drop-in keyed lockset should look at a complete residential set.
Pros and cons
- Fully wrapped steel case
- Zinc dichromate-plated working parts
- Floating tabs fit beveled door edges
- Break-away spindle design
- Trim and cylinder not included
- Control method fields conflict
- Mortise prep required
Performance notes
The wrapped steel case resists attacks on the door edge, and the hub blocking plate protects the lock against spindle manipulation. A break-away spindle prevents unsecured failures, and the fusible link switches to fail secure mode if fire heats the lock.
Where it stands among keyed
- #4 most-searched brand and model of the 5 keyed lines we track (by search demand, not sales).
From the specs of the 8 keyed we list; not a test result.
Specifications
| Model | L9050LB |
|---|---|
| Dimensions & fit | |
| Item weight | 3.3 pounds |
| Construction & materials | |
| Material | Alloy Steel |
| Color | Metallic |
| Durable Construction | Made from heavy duty steel for long lasting use |
| Included components | |
| Included | Mortise Lock Body |
| Other details | |
| Lock type | Key Lock |
| Recommended use | Securing office spaces, inner entry doors in commercial settings |
| Style | Modern |
| Features | Field-reversible handing, floating mounting tabs, break-away spindle, hub blocking plate, fusible link |
| Keyless Access | Allows keyless entry for added security and convenience |
| Secure Locking | Features a mechanical knob for easy installation and operation |
| Trusted Brand | From a leading brand in door hardware and locks for over 150 years |
Frequently asked questions
How do I install the Schlage L9050 lock body?
It is a mortise lock, so the door must be prepared with a mortise pocket. The description says floating tabs adjust to a beveled edge and handing can be reversed in the field without opening the case.
Does the L9050 include a lever or cylinder?
No. The title says chassis only, and the included component is the mortise lock body.
Is this lock keyless or app controlled?
The listing fields conflict: key lock, keyless, mechanical knob and app all appear. The title describes an office function mechanical lock body.