Armstrong Zinc Alloy-Armstrong Brand 4 Digital Combination Central Lock (DL-666HL-R)(DL-666)

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The Armstrong Zinc Alloy 4 Digital Combination Central Lock DL-666HL-R / DL-666 is a high-security mechanical lock designed for filing cabinets, documentation lockers, office furniture, and storage enclosures. Constructed from durable zinc alloy, this keyless central locking system features a resettable 4-digit combination with up to 10,000 possible code combinations. Available in horizontal and vertical configurations, it offers reliable, battery-free operation for professional commercial and industrial applications.

4-Digit Resettable Combination: Provides secure keyless access with up to 10,000 unique code combinations.
Central Locking Mechanism: Designed for filing cabinets, office furniture, lockers, and storage enclosures requiring centralized security.
Heavy-Duty Zinc Alloy Construction: Strong, corrosion-resistant body ensures long-lasting durability and reliable performance.
Flexible Installation: Available in horizontal and vertical configurations to suit different cabinet designs and applications.
Battery-Free Mechanical Operation: No batteries or electronics required, delivering dependable, maintenance-free security.

Description

4-Digit Mechanical Combination Central Lock for Cabinets & Furniture

Advanced 4-Digit Combination Security

The resettable 4-digit mechanical combination provides up to 10,000 unique code combinations, delivering secure keyless access without traditional keys.

Central Locking System

Designed as a central lock for cabinets and enclosures, allowing convenient and secure locking of filing cabinets, documentation lockers, and office furniture.

Heavy-Duty Zinc Alloy Construction

Manufactured from high-quality zinc alloy for excellent strength, corrosion resistance, and long-lasting durability in demanding environments.

Flexible Installation Options

Available in horizontal and vertical versions, including right-hand and left-hand configurations, to suit various cabinet designs and panel thicknesses. Suitable for panels from 9–30 mm, with a separate version available for panels under 8 mm.

Reliable Battery-Free Performance

The fully mechanical design requires no batteries or electrical components, ensuring dependable operation with minimal maintenance.

Key Benefits in Detail

4-digit resettable mechanical combination.
Central locking system for cabinets.
Durable zinc alloy construction.
Horizontal and vertical installation options.
Maintenance-free battery-free operation.

Where and How It’s Used

Ideal for filing cabinets, documentation lockers, office furniture, industrial tool cabinets, server and telecom enclosures, laboratory storage units, retail display cabinets, and commercial storage systems.

Usage Instructions

Install the appropriate horizontal or vertical model on a compatible cabinet or enclosure. Set the preferred four-digit combination according to the installation guide, rotate the dials to secure the cabinet, and enter the correct combination whenever access is required.

Technical Specifications

Brand: Armstrong
Models: DL-666HL-R / DL-666
Product Type: 4-Digit Combination Central Lock
Material: Zinc Alloy
Lock Type: Mechanical Combination Lock
Access Method: 4-Digit Resettable Keyless Combination (Up to 10,000 Combinations)
Door Thickness: Suitable for 9–30 mm Panels (Special Version Available for Panels Below 8 mm)
Installation: Horizontal / Vertical (Model Dependent)
Features: Battery-Free Operation, Central Locking Mechanism, Durable Construction
Application: Filing Cabinets, Office Furniture, Lockers & Storage Cabinets

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Armstrong Zinc Alloy-Armstrong Brand 4 Digital Combination Central Lock (DL-666HL-R)(DL-666)