Square D NQ442L4 400 Amp 240 VAC 3-Phase 4-Wire Panelboard Interior

Product Description

The Square D NQ442L4 is a panelboard interior designed for various applications such as commercial buildings, industrial structures, stadiums, and offices. It supports a variety of circuit breakers and accessories, making it a versatile option. The unit can be converted from main lug to main breaker and can be fed from either the top or the bottom. It features 200% rated neutrals for handling nonlinear loads.

• Rated for 400 Amperes at 240 VAC or 48 VDC
• Includes 42 spaces for branch circuit breakers
• Constructed with an aluminum bus bar

Product Highlights

This panelboard interior is UL listed and CSA certified, ensuring safety and compliance for commercial and industrial use.

Product Information

Standard Information

• Catalog Number: NQ442L4
• Brand: Square D

Technical Specifications

• Voltage: 240 Volt
• Amperage: 400 Amp
• Material: Aluminum
• Type: 4-Wire
• Height: 45 inches
• Width: 10.44 inches
• Phase: 3 Phase
• Interrupt Current Rating: 65 kA