Milbank 12x48x12 G90 Galvanized Steel Screw Cover Wireway, Type 3R, No Knockouts, ANSI 61 Gray, Key Locking Provision

Milbank 12x48x12 G90 Galvanized Steel Screw Cover Wireway

Professional-Grade Type 3R Outdoor Wireway with Key Locking Security

The Milbank 12x48x12 G90 Galvanized Steel Screw Cover Wireway delivers professional-grade wire management performance for outdoor electrical applications. This galvanized steel wiring trough 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.

Professional Features & Benefits

Superior Construction Quality

• G90 Galvanized Steel Construction - Maximum corrosion resistance for long-lasting outdoor performance and reliability
• 12x12 Nominal Cross Section - Generous wire capacity for multiple conductor routing and future expansion needs
• 48-Inch Straight Section Length - Extended run capability reducing joints and connection points for enhanced system integrity
• Screw Cover Design - Secure removable access with professional appearance and tamper resistance

Advanced Security & Compliance

• Key Locking Cylinder Latch Provision - Enhanced security protection for critical electrical infrastructure and unauthorized access prevention
• Type 3R NEMA Rating - Weather-resistant protection against rain, sleet, and ice formation for reliable outdoor operation
• UL Listed Certification - Verified safety compliance meeting National Electrical Code requirements and professional installation standards

Technical Specifications

Dimensions: 12" Height x 48" Length x 12" Width with 12x12 nominal cross section. Constructed from G90 galvanized steel with ANSI 61 Gray powder coat finish. Type 3R NEMA rating for outdoor enclosure applications. UL Listed compliance with key locking cylinder latch provision. No factory knockouts for custom field installation flexibility.

Installation Process

1. Verify mounting surface structural integrity and proper support spacing for 48-inch wireway section weight distribution
2. Position wireway ensuring proper alignment with adjacent sections and maintaining continuous grounding path
3. Secure mounting brackets to structural supports using appropriate fasteners for load requirements and environmental conditions
4. Install field-cut knockouts as required for conductor entry points using proper knockout tools and protective bushings
5. Route conductors maintaining proper bend radius and fill capacity per NEC requirements for wire management
6. Install and secure screw cover ensuring weather seal integrity and key locking mechanism proper operation

Professional Applications

Ideal for:

• Outdoor Power Distribution - Weather-resistant wire routing for exterior electrical systems and equipment connections
• Industrial Facility Wiring - Heavy-duty conductor management for manufacturing and processing equipment installations
• Commercial Building Systems - Professional wire organization for HVAC, lighting, and power distribution infrastructure
• Utility and Substation Applications - Secure conductor protection for critical electrical infrastructure and metering systems
• Rooftop Equipment Connections - Weather-resistant wire management for HVAC units, solar systems, and communication equipment
• Parking Structure Electrical - Durable wire routing for lighting, security, and EV charging infrastructure installations
• Marine and Coastal Installations - Corrosion-resistant conductor protection for harsh environmental conditions
• Security System Integration - Lockable wire management for surveillance, access control, and alarm system wiring

Galvanized Steel Advantage

Milbank's G90 galvanized steel construction provides superior corrosion resistance compared to standard steel, ensuring long-term reliability in outdoor environments. The zinc coating creates a protective barrier against moisture, salt air, and environmental contaminants while maintaining structural integrity under temperature cycling and weather exposure.

Why Choose Milbank Quality?

Milbank's commitment to UL Listed safety, reliable performance, and NEMA compliance standards makes this wireway the preferred choice for electrical professionals. Our Type 3R rating ensures dependable outdoor operation while the key locking provision adds essential security for sensitive electrical installations, backed by decades of power distribution expertise.