Square D NF442L4C 480 Star/277 VAC 400 Amp 3-Phase 4-Wire 42-Circuit Panelboard Interior

Product Description

Square D NF442L4C is a panelboard interior designed for commercial and industrial buildings, stadiums, and offices. The NF442L4C operates on a 480Y/277 VAC three-phase system and supports a maximum of 400 amps. This model features 42 circuit spaces and is compatible with EDB, EDG, and EDJ branch circuit breakers.

• Rated for 400 amps at 480Y/277 VAC
• Includes 42 spaces for circuit breakers
• UL listed and CSA certified

Product Highlights

The panelboard is convertible for top or bottom feed and supports both main lug and main breaker configurations. Factory options include split bus systems and surge protection devices. It is built with copper bus bars and 200% rated neutrals for nonlinear loads.

Product Information

Standard Information

• Material: Copper
• Country of Origin: United States

Technical Specifications

• Catalog Number: NF442L4C
• Height: 52 inches
• Width: 10.44 inches
• Weight: 59 pounds
• Voltage: 480Y/277 VAC
• Amperage: 400 amps
• Number of Phases: 3 Phase
• Interrupt Current Rating: Up to 65 kA