BEST 45H Series Heavy Duty Mor...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$1,435.00
$859.75
BEST BEST 45H Series (INL - Intruder Latch Function) - Rose Trim Heavy Duty Mortise Lock, Double Keyed BES-45H-INL-RS

BEST 45H Series Heavy Duty Mortise Lock with Intruder Latch Function and Rose Trim

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Model: 45H7INL3H626
$1,435.00
$859.75
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$1,435.00
$859.75
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BEST 45H Series Heavy Duty Mortise Lock with Intruder Latch Function and Rose Trim

Professional Grade Mortise Lock with Enhanced Security Features

The BEST 45H Series Heavy Duty Mortise Lock delivers commercial-grade security with intruder latch function and rose trim configuration. This double keyed mortise lock features a 2-3/4" backset and solid stainless steel construction for demanding commercial applications. Built to ANSI A156.13 Series 1000 Grade 1 Operation and Strength standards with Grade 2 Security rating, this lock provides reliable performance in high-traffic environments.

Professional Features & Benefits

  • Heavy-Duty Case Construction: 0.095" cold rolled steel case measuring 5-7/8" H x 7/8" D x 4-1/16" W with zinc dichromate plating for superior corrosion protection and durability.
  • Enhanced Latch Design: Solid one-piece stainless steel anti-friction latch provides 50% more surface contact with strike for superior strength and security with precision-engineered curve for enhanced cycle life.
  • Reversible Operation: Field-reversible latch rotates 180 degrees for easy handing change without opening case, plus non-handed cylinder retainer for installation flexibility.
  • Armored Front Protection: Completely surrounds latch and deadbolt providing increased lateral strength with staked assembly design for self-alignment during installation.
  • Roller Bearing Hub Mechanism: Provides smooth, wear-resistant operation with four position hub toggle design for customizable locking configurations.
  • ANSI Grade 1 Compliance: Meets ANSI A156.13 Series 1000 Grade 1 Operation and Strength standards with Grade 2 Security rating for commercial applications.
  • Enhanced Case Integrity: Four case cover screws at each corner plus interlocking armored front and cover design at the latch for maximum structural strength.
  • Anti-Microbial Options: Available with UltraShield antimicrobial protected coating in 626AM and 630AM finishes for healthcare and high-cleanliness applications.

Technical Specifications

45H Series –The design and operation of the BEST® mortise lock meets the intent
of the standard for ANSI A117.1 section 404.2.6.
Builders Hardware Manufacturers Association:
45H Series –ANSI A156.13, Series 1000, Grade 1 Operation and Strength, Grade 2 Security. To meet Grade 1 Security, a drill resistant core
(1CD, 1CDP, 1CDF, or 1CDX) must be used with escutcheon trims, and 1EK7K4 high security cylinder must be used with sectional trims.
47H Series – ANSI A156.13, Series 1000, Grade 1 Operational, Strength, and Security

Auxiliary bolt – Stainless steel, non-handed.
Backset – 2-3/4"
Case –0.095” cold rolled steel, 5- 7/8" H x 7/8" D x 4-1/16" W. Steel is zinc dichromate plated for corrosion protection.
Deadbolt – Stainless steel, 1" throw.
Latchbolt –Solid stainless steel, 3/4" throw. Latch is oil-impregnated for anti-friction operation. Reversible without opening case.
Strike – For complete strike package spec’s see page 5.
Door Thickness – Standard lock configuration designed for doors 1-3/4" thick. Thick door configuration available for doors up to
5" thick (specify thickness when ordering).
Faceplate –Stainless steel, brass or bronze material, 8" H x 1-1/4" W x 1/16" T. Lock face automatically adjusts to proper bevel during
installation.
Products protected by one or more of the following patents: 4,873,853 5,590,555 5,794,472
Finishes –
• 605 - bright brass, clear coated
• 606 – satin brass, clear coated
• 611 – bright bronze, clear coated
• 612 – satin bronze, clear coated
• 613* – oxidized satin bronze, oil rubbed
• 618 – bright nickel plated, clear coated (brass base material)
• 619 – satin nickel plated, clear coated (brass base material)
• 622 – flat black coated (brass base material) 625 – brightchromium plated (brass base material)
• 626 – satin chromium plated (brass base material)
• 629 – bright stainless steel
• 630 – satin stainless steel
• 690* – dark bronze coated (brass base material)
*613 finish is designed to wear over time, providing an “antique” appearance.
*690 finish will continue as a dark brown appearance over time.
Antimicrobial Finish –
• 626AM – satin chrome plated with UltraShield™ antimicrobial protected coating
• 630AM – satin stainless steel with UltraShield™ antimicrobial protected coating
The BEST UltraShield finish inhibits the growth of bacteria and other microbes on the surface of the hardware.
NOTE: BEST UltraShieldTM option is recommended for use on any hardware application where product cleanliness is a high priority. i.e;.
Hospital/Healthcare, Elderly Care, Education, Transportation, Food-Service, Hospitality.

Installation & Operation

  1. Review manufacturer specifications and verify door preparation requirements including door thickness (standard 1-3/4" or up to 5" thick door configuration), mortise pocket dimensions, and handing requirements.
  2. Use manufacturer-provided templates to mark mounting hole locations accurately on door and frame surfaces for proper backset and faceplate positioning.
  3. Prepare door mortise pocket and drill required holes for cylinder, trim mounting, and through-bolts per manufacturer specifications.
  4. Install case assembly into mortise pocket and secure with provided mounting hardware following manufacturer torque specifications.
  5. Configure four position hub toggle settings for desired locking operation and install trim components with self-aligning mechanism for accurate positioning.
  6. Test lock operation including latch function, deadbolt throw, key operation, and lever return spring mechanism to verify proper alignment and smooth operation throughout full range of motion. Refer to manufacturer documentation for complete installation details and troubleshooting.

Professional Applications

  • Commercial Office Buildings
  • Educational Facilities
  • Healthcare Institutions
  • Retail Establishments
  • Industrial and Warehouse Facilities
  • Multi-Tenant Residential Properties
  • Government and Municipal Buildings

Anti-Microbial Option

Available with UltraShield antimicrobial protected coating in satin chrome (626AM) and satin stainless steel (630AM) finishes. The BEST UltraShield finish inhibits the growth of bacteria and other microbes on the surface of the hardware, recommended for healthcare, elderly care, education, transportation, food-service, and hospitality applications where product cleanliness is a high priority.

Why Choose BEST Quality?

BEST 45H Series mortise locks deliver professional-grade reliability with 0.095" cold rolled steel construction and solid stainless steel latch components engineered for demanding commercial applications. ANSI Grade 1 Operation and Strength certification ensures dependable performance in high-traffic environments. Enhanced case integrity through four-corner screw design and armored front protection provides the durability and security required for critical access control applications.

Product Specs

Series:
45H
Standard Cylinder:
SFIC Prep Less Core
Duty Level:
Heavy Duty
Keyed Function:
Double Cylinder
Product Group:
Mechanical Locks
Product Subgroup:
Mortise Locks and Trim
Product Type:
Mortise Locks
Subcategory:
Mortise
Keyed:
Yes
Commercial/Residential:
Commercial
Lock Type:
Mortise
Product Attribute:
Mortise Locks
Electronic:
No
Face Plate:
8" H x 1-1/4" W x 1/16" T
Product Category:
Mechanical Locks
Backset (Distance):
2-3/4"
Department:
Door Hardware

BEST 45H7INL3H626 – Frequently Asked Questions

1) What is the intruder latch function on this 45H series mortise lock?
The intruder latch function allows the inside lever to be locked out when the cylinder is turned to the locked position. This prevents forced entry through the inside lever while maintaining outside key access.
2) What door thickness does this heavy duty mortise lock accommodate?
Standard mortise locks typically fit 1-3/4" thick doors. Verify your specific door thickness and check the manufacturer's template for exact specifications before installation.
3) How do I determine the correct handing for this mortise lock?
Stand on the side of the door where the hinges are visible. If hinges are on the right, specify right hand. If hinges are on the left, specify left hand. Most mortise locks are field reversible.
4) What finishes are available for the rose trim?
Common finishes include satin chrome, polished brass, satin brass, oil rubbed bronze, and black. Check product specifications for available options and verify finish compatibility with your project requirements.
5) What grade classification does this heavy duty mortise lock meet?
Heavy duty mortise locks typically meet ANSI Grade 1 requirements for commercial applications. Verify specific grade ratings and certifications from the manufacturer for your project needs.
6) Does this lock meet fire door requirements?
Check for UL fire rating markings and certifications. Fire door applications require specifically rated hardware. Consult local codes and manufacturer documentation for compliance verification.
7) What cylinder type does this double keyed mortise lock use?
Most mortise locks use mortise cylinders with threaded cam assemblies. Double keyed versions have cylinders on both sides. Verify cylinder specifications and keying requirements with your locksmith.
8) What tools are needed for mortise lock installation?
Installation requires mortise chisels, drill with bits, hole saws, router or mortise machine, and standard hand tools. Follow manufacturer templates precisely for proper fitment and operation.
9) How do I adjust the latch bolt on this mortise lock?
Most mortise locks have adjustable latch bolts accessed through the lock case. Remove the lock body and locate adjustment screws. Make small incremental adjustments and test operation after each change.
10) Are there compatible exit devices for this mortise lock series?
Many manufacturers offer coordinating exit devices and panic hardware. Check with the lock manufacturer for compatible exit devices that work with this mortise lock series.
11) What is the standard backset measurement for this mortise lock?
Standard mortise lock backsets are typically 2-3/4" from door edge to cylinder center. Some locks offer adjustable backsets. Measure your door preparation and verify compatibility before ordering.
12) Can this mortise lock handle high frequency use?
Heavy duty mortise locks are designed for commercial high-traffic applications. Grade 1 locks typically handle 800,000+ cycles. Consider door weight, frequency of use, and environmental conditions for optimal performance.
How fast can I get the BEST 45H7INL3H626 delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the BEST 45H7INL3H626 come with a warranty?
Absolutely. The BEST 45H7INL3H626 is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the BEST 45H7INL3H626?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the BEST 45H7INL3H626 from ZenSupply?
ZenSupply makes it easy to get the commercial door hardware you need—fast shipping, expert support, and rewards on every order. Our team is always ready to help you choose the right product for your project.
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