Eaton BR Series Main Lug Loadcenter 400A Single-Phase 42-Circuit NEMA 3R Electrical Panel

Eaton BR Series Main Lug Loadcenter 400A Single-Phase 42-Circuit NEMA 3R Electrical Panel

Professional electrical distribution for residential and commercial applications

The Eaton BR Series Main Lug Loadcenter delivers reliable 400A electrical distribution with single-phase configuration and 42-circuit capacity. This NEMA 3R rated panel features aluminum bus construction and surface mounting design, providing professional-grade power distribution for demanding applications. With UL 50 certification and 25 kAIC interrupt rating, this loadcenter ensures safe and dependable electrical service.

Professional Features & Benefits

• 400A Service Rating: High-capacity electrical distribution suitable for large residential and commercial installations requiring substantial power delivery.
• 42-Circuit Capacity: Extensive circuit availability provides flexibility for complex electrical systems and future expansion needs.
• NEMA 3R Enclosure: Weather-resistant construction allows outdoor installation while protecting against rain, sleet, and ice formation.
• Aluminum Bus Material: Lightweight yet durable bus construction provides excellent conductivity and corrosion resistance for long-term reliability.
• 25 kAIC Interrupt Rating: High fault current interruption capability ensures safe operation under electrical fault conditions.
• Main Lug Configuration: MLO design provides flexible utility connection options and cost-effective installation for various applications.
• UL 50 Certification: Meets rigorous safety standards for electrical enclosures, ensuring code compliance and professional installation requirements.

Technical Specifications

• Amperage Rating: 400 A
• Bus Material: Aluminum
• Certifications: UL 50
• Cover Type: Cover included
• Enclosure: NEMA 1
• Interrupt Rating: 25 kAIC
• Main Circuit Breaker: MLO
• Mounting Method: Surface
• Nema Rating: NEMA 3R
• Number Of Circuits: 42
• Phase: Single-phase
• Product Details: Main lug
• Product Height: 7.5 in

Installation & Operation

1. Mount the unit in a suitable location with appropriate clearance and access for connections and service.
2. Connect utility and load conductors following applicable guidelines and the manufacturer's instructions.
3. Wire generator or power input according to the provided voltage/phase specifications and compatible capacity.
4. Configure any available load management or control features as supported by the provided specifications.
5. Test automatic transfer or operational functionality and verify proper performance before placing into service.
6. Complete final inspection and follow ongoing maintenance practices appropriate to the product category.

Professional Applications

• Large residential homes with high electrical demands
• Commercial facilities requiring substantial power distribution
• Multi-unit residential properties and apartment complexes
• Professional offices and retail establishments
• Light industrial applications with moderate power requirements
• Outdoor installations requiring weather-resistant enclosures

Why Choose Eaton Quality?

Eaton BR Series loadcenters represent proven electrical distribution technology with UL 50 certification and NEMA 3R weather resistance. The aluminum bus construction and 25 kAIC interrupt rating demonstrate Eaton's commitment to safety and reliability in professional electrical applications.