What is the best commercial mortise lock?

The Schlage L9000 is the most widely specified. The Sargent 8200 has the highest cycle count at 14M+. The Corbin Russwin ML2000 is heavily specified on government projects. All are ANSI/BHMA Grade 1.

What is the difference between Grade 1 and Grade 2 locks?

Grade 1 locks are tested to 1,000,000+ cycles with higher impact resistance. Grade 2 are rated for 250,000 cycles. Grade 1 is standard for commercial exterior doors and high-traffic areas.

What is the best door lock for school classrooms?

The Schlage ND78 classroom security lock allows locking from inside without opening the door, meets ADA requirements, and maintains fire egress compliance.

What is the difference between Schlage ND and ALX?

ND is Grade 1 with 1M+ cycles and electrified options. ALX is Grade 2 with 250K cycles and modular chassis at lower cost. They share the same lever designs.

What is the most common commercial door closer?

The LCN 4040XP is the most widely specified surface-mounted commercial door closer in the US, covering sizes 1-6 and all three mounting types.

What locks are used in hospitals?

Grade 1 mortise locks on high-traffic doors, cylindrical locks on patient rooms, electronic access with audit trails on pharmacy and restricted areas.

How much cheaper is wholesale vs retail door hardware?

Wholesale pricing on commercial door hardware is typically 20-40% below manufacturer list price. Project quotes for large orders can be even lower.

Yale 8891FL-24V Fail Secure Electrified Mortise Lock Lever Body Only (24VDC)

$693.00

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Brand: ACCENTRA (formerly YALE)
SKU:: 8891FL-24V
Condition:: New

$693.00

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Additional Information

Manufacturer	Yale ASSA ABLOY
Model	8891FL-24V
Lock Functions	8891FL - Power off – outside lever locked. Power on – outside lever active. Auxiliary latch deadlocks latchbolt. Inside lever always free. Mechanical key override by outside when locked
Electrical Specifications	330mA Peak @ 24VDC 612mA Steadystate @ 24VDC
Handing	Non-Handed
Operating Voltage	24VDC
Mode of Operation	Fail Secure
ANSI/BHMA	Certified ANSI/BHMA A156.13, Series 1000, Operational Grade 1
Warranty	1 Year Warranty
Weight	4.0000