BEST 45HW Series Fail Secure Electrified Mortise Lock with 24V Operation and 3 Lever J Escutcheon

BEST 45HW Series Fail Secure Electrified Mortise Lock with 24V Operation and 3 Lever J Escutcheon

Professional Electromechanical Mortise Lock Solution

The BEST 45HW Series electromechanical mortise lock delivers fail-secure (electrically unlocked) operation for commercial applications requiring remote access control. Operating on 24 volts AC or DC at 0.45 amps continuous duty, this lock features a 2-3/4" backset with 1" deadbolt throw and 3/4" latchbolt throw. UL listed for electrically-controlled single-point locks and approved by California State Fire Marshal, this lock includes a Temperature Control Module (TCM) for reliable operation.

Professional Features & Benefits

• Dual Voltage Operation: 12 volts AC/DC at 0.60 amps or 24 volts AC/DC at 0.45 amps for flexible power system integration.
• Fail-Secure Operation: Electrically unlocked (EU) configuration provides security during power loss situations.
• Heavy-Duty Construction: 0.095 cold rolled steel case with zinc dichromate plating for corrosion protection and long-term durability.
• Precision Bolt Operation: Stainless steel deadbolt with 1" throw and solid stainless steel latchbolt with 3/4" throw for reliable latching.
• Temperature Control Module: TCM and connector supplied standard with every order for consistent operation across temperature ranges.
• Reversible Latchbolt: Oil-impregnated latch reverses without opening case for installation flexibility.
• UL Listed Compliance: Listed for GYQS electrically-controlled single-point locks with California State Fire Marshal approval.
• Adjustable Door Compatibility: Standard configuration for 1-3/4" doors with thick door options available up to 5" thickness.

Technical Specifications

Types:

• 12 volts AC or DC — 0.60 amps
• 24 volts AC or DC — 0.45 amps
• All EU functions: Electrically Unlocked (Fail Secure)
• All EL functions: Electrically Locked (Fail Safe)

Approval Listings:

• UL listed for GYQS Electrically-controlled singlepoint locks or latches.
• This product has been approved by the California State Fire Marshal (CSFM) pursuant to section 13144.1 of the California Health and Safety Code.
• Approved by the city of New York Board of Standards and Appeals under calendar number 49-88-SA. See CSFM listing No. 4136-1175:101 for allowable values and/or conditions for use concerning material presented in this document. It is subject to re-examination, revisions and possible cancellation.

NOTE: All w-series locks require the use of a (TCM) Temperature Control Module.

TCM and TCM connector are supplied standard with every order.

Installation & Operation

1. Verify electrical requirements match available power supply. Confirm voltage (12V or 24V AC/DC) and current capacity (0.60 or 0.45 amps) before proceeding.
2. Disconnect power supply before beginning installation. Follow all applicable electrical codes and safety procedures.
3. Mount the unit in the specified location ensuring adequate clearance for wiring access, ventilation, and future service requirements.
4. Route and connect wiring according to manufacturer wiring diagrams. Use appropriate wire gauge and connectors for the application.
5. Configure operational settings including fail-secure operation per application requirements.
6. Restore power and test all functions including normal operation, electrical unlock function, and integration with connected access control systems.
7. Complete final inspection and document settings. Refer to manufacturer documentation for complete wiring diagrams, programming instructions, and troubleshooting.

Professional Applications

• Commercial Building Security Systems
• Healthcare Facility Access Control
• Educational Institution Safety Systems
• Government and Municipal Buildings
• Industrial Facility Monitoring
• Multi-Tenant Residential Properties
• Emergency Exit Compliance

Why Choose BEST Quality?

BEST 45HW Series mortise locks deliver professional-grade reliability with heavy-duty 0.095 cold rolled steel construction and stainless steel bolt components rated for continuous duty operation. UL listed with California State Fire Marshal approval and Temperature Control Module included standard for consistent performance. Engineered for demanding commercial applications where dependable electromechanical access control is essential.