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.

Von Duprin 6300 US32D Electric Strike, for Rim Exit Devices, No Cut Surface Mount, 12/24VDC, US32D/630 Satin Stainless Steel Finish

$857.00

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Brand: Von Duprin
SKU:: 6300-US32D

$857.00

Description
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Requires no alteration or cutting to existing frame
Fail secure feature - on loss of power the door remains locked
Rim exit device compatibility 6300 strikes, Von Duprin VD 22/22-F Rim, Von Duprin VD 33A/35A Rim, Von Duprin VD 55 Rim, Von Duprin VD 88/88-F Rim device Von Duprin VD 98/99 and 98/99-F Rim, Falcon 24/24-F Rim, Falcon 25/25-F Rim ,Falcon 19/19-F Rim, Falcon Doromatic 1790 and Falcon Doromatic 2090.

Style	Electric strike
Used With	Von Duprin 98/99 33A/35Aseries and most other rim exit devices
Application	Hollow Metal and Aluminum Frame
Grade	Heavy Duty
Handing	Non-handed
Wiring	Surface mount
Voltage	12-24VDC field selectable
Finish	Satin stainless steel (630)
Size	9" L x 1-3/4"W x 3/4"D