BEST 8KW Series Grade 1 Electromechanical Cylindrical Knob Lock with Fail-Secure Operation

BEST 8KW Series Grade 1 Electromechanical Cylindrical Knob Lock with Fail-Secure Operation

Professional Remote Access Control Solution

The BEST 8KW Series electromechanical cylindrical knob lock provides secure remote locking and unlocking capabilities for commercial applications. This Grade 1 heavy-duty lock operates at 12V AC/DC (0.50 amps) or 24V AC/DC (0.18 amps) with fail-secure (electrically unlocked) operation and is designed for doors 1-3/4" to 2-1/4" thick. UL listed for electrically-controlled single point locks and approved by California State Fire Marshal for 3-hour fire-rated applications.

Professional Features & Benefits

• Door Thickness Compatibility: Standard configuration for doors 1-3/4" to 2-1/4" thick accommodating most commercial door applications.
• Dual Voltage Operation: 12V AC/DC at 0.50 amps or 24V AC/DC at 0.18 amps with supplied Temperature Control Module (TCM) for flexible system integration.
• Fail-Secure Operation: Electrically unlocked (EU) function provides secure locking when power is removed, ideal for high-security applications.
• Grade 1 Heavy-Duty Construction: Lock chassis meets ANSI/BHMA A156.2 Series 4000 Grade 1 standards for demanding commercial use.
• Non-Handed Installation: Non-handed levers simplify installation and reduce inventory requirements for any door configuration.
• Integrated Smart Features: Built-in request-to-exit sensor and door contact sensors with Intelligent System Controller (ISC) embedded behind escutcheon.
• Fire Rating Compliance: UL listed for 3-hour A label single doors up to 4' x 10' for life safety applications.
• Manufacturer Warranty: 10 Year Limited warranty provides long-term protection and confidence.

Technical Specifications

Types

• 12 volts AC/DC when used with supplied TCM — 0.50 amps
• 24 volts AC/DC when used with supplied TCM — 0.18 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 730-89-SA. See CSFM listing No. 4136-1175:103. It is subject to re-examination, revision and possible cancellation

Door thickness

• Standard lock configuration designed for doors 1 3/4" – 2 1/4" thick. NOTE: All W-series locks require the use of a (TCM) Temperature Control Module. A TCM and TCM connector are supplied standard with every order.

Installation & Operation

1. Verify electrical requirements match available power supply. Confirm voltage (12V AC/DC or 24V AC/DC) and current capacity 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, request-to-exit sensor, door contact sensors, 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 8KW Series electromechanical locks deliver professional-grade reliability with corrosion-treated steel construction and Grade 1 heavy-duty performance rated to ANSI/BHMA A156.2 standards. The 10 Year Limited warranty provides added confidence and protection. UL listed and California State Fire Marshal approved, these locks are engineered for demanding commercial applications where dependable remote access control and fire safety compliance are essential.