Milbank 4x12x4 G90 Galvanized Steel Screw Cover Wireway, Type 3R, No Knockouts, ANSI 61 Gray with Key Lock Provision

Milbank 4x12x4 G90 Galvanized Steel Screw Cover Wireway, Type 3R, No Knockouts, ANSI 61 Gray with Key Lock Provision

Weather-Resistant Outdoor Wireway with Security Features

The Milbank 4x12x4 G90 Galvanized Steel Screw Cover Wireway delivers professional-grade outdoor wiring trough performance for weather-exposed electrical installations. This galvanized steel wireway features Type 3R NEMA rating with key locking cylinder latch provision designed for electrical contractors and facility managers, providing the reliable performance and UL Listed safety that electrical professionals demand for outdoor applications.

Professional Features & Benefits

Weather-Resistant Construction

• G90 Galvanized Steel Construction - Superior corrosion resistance for long-lasting outdoor performance
• Type 3R NEMA Rating - Protection against rain, sleet, snow, and ice formation for reliable operation
• ANSI 61 Gray Powder Coat Finish - Professional appearance with enhanced weather protection
• 4x4 Nominal Cross Section - Optimal wire capacity for medium-duty electrical distribution

Security & Safety Features

• Key Locking Cylinder Latch Provision - Enhanced security for unauthorized access prevention
• UL Listed Certification - Meets rigorous safety standards for electrical installations
• Screw Cover Design - Secure closure system for reliable weather sealing

Technical Specifications

Dimensions: 4 inches height x 12 inches length x 4 inches width with 4x4 nominal cross section. Constructed from G90 galvanized steel with ANSI 61 gray powder coat finish. NEMA Type 3R rated for outdoor enclosure applications. UL Listed for electrical safety compliance. Features screw cover design with key locking cylinder latch provision for enhanced security.

Installation Process

1. Select appropriate mounting location ensuring adequate clearance for cover removal and wire access
2. Secure wireway to mounting surface using appropriate fasteners for substrate type
3. Plan wire routing to maximize the 4x4 cross-sectional area for optimal wire management
4. Install conductors following NEC guidelines for wireway fill calculations
5. Secure screw cover ensuring proper weather seal engagement
6. Install key locking cylinder if security features are required for the application

Professional Applications

Ideal for:

• Outdoor Electrical Distribution - Weather-exposed power distribution systems and outdoor electrical panels
• Industrial Power Systems - Manufacturing facilities requiring secure outdoor wire management
• Commercial Building Systems - Rooftop equipment connections and exterior electrical routing
• Utility Infrastructure - Meter installations and service entrance applications
• Security-Sensitive Installations - Applications requiring lockable access control
• Municipal Projects - Street lighting, traffic control, and public facility electrical systems
• Agricultural Facilities - Barn and outbuilding electrical distribution in harsh environments
• Telecommunications Infrastructure - Outdoor equipment shelters and tower installations

Galvanized Steel Advantage

Milbank's G90 galvanized steel construction provides superior corrosion resistance compared to standard steel, making it ideal for outdoor electrical applications. The galvanizing process creates a protective zinc coating that prevents rust and extends service life in challenging weather conditions, while the ANSI 61 gray powder coat finish adds an additional layer of protection and professional appearance.

Why Choose Milbank Quality?

Milbank's commitment to UL Listed safety and NEMA compliance ensures this wireway meets the highest standards for electrical professionals. With Type 3R weather protection, security features, and galvanized construction, this wireway delivers the reliable performance and code compliance that contractors trust for critical outdoor electrical installations.