Schneider Electric NQ30L4 Panelboard Interior 400A 30-circuit

Product Description

The Schneider Electric NQ30L4 is a main lug and main breaker type panelboard interior rated for 400 amperes at 240 VAC and 48 VDC. Designed for 1-phase, 3-wire configurations, it supports up to 30 circuits and uses an aluminum bus for reliable current distribution. The interior is part of the Series NQ lineup and is suited for lighting and general distribution applications. Licensed electricians install this component into a matching NQ enclosure as part of a branch circuit or feeder distribution assembly in commercial and light industrial settings.

This panelboard interior is applied in lighting and distribution panels for commercial, light industrial, and multi-tenant residential projects where 1-phase, 400-amp service is required. It accepts LA or LH type main breakers depending on configuration. The interior fits NEMA 1 enclosures measuring 20 inches wide by 5.75 inches deep by 50 inches high, with a trim height of 62 inches. For NEMA 3R, 5, and 12 rated enclosures, depth increases to 6.5 inches. Country of origin is the United States.

Key Features

• 400-amp aluminum bus rated for 240 VAC and 48 VDC service
• Supports up to 30 circuits in a 1-phase, 3-wire configuration
• Compatible with LA and LH main breaker types
• Fits both NEMA 1 and NEMA 3R/5/12 enclosure variants
• Suitable for lighting and general distribution applications
• Manufactured in the United States

Compatibility

Designed for use with Series NQ panelboard enclosures. Fits NEMA 1 enclosures at 20 inches wide by 5.75 inches deep, and NEMA 3R/5/12 enclosures at 20 inches wide by 6.5 inches deep. Main breaker type must be LA or LH.

Installation Notes

Installation must be performed by a licensed electrician in accordance with the National Electrical Code (NEC) and all applicable local codes. De-energize the service entrance and verify absence of voltage before handling the interior assembly. Confirm enclosure NEMA rating and interior dimensions match before mounting. Do not install breakers or torque bus connections until the interior is fully seated and secured in the enclosure.

Technical Specifications

• Current Rating: 400 amps
• Voltage Rating: 240 VAC, 48 VDC
• Circuit Configuration: 1-Phase, 3-Wire
• Maximum Number of Circuits: 30
• Main Breaker Type: LA/LH
• Bus Material: Aluminum
• Application: Lighting/Distribution
• Enclosure Size (NEMA 1): 20 inches W x 5.75 inches D x 50 inches H
• Trim Size (NEMA 1): 20 inches W x 5.75 inches D x 62 inches H
• Enclosure Size (NEMA 3R/5/12): 20 inches W x 6.5 inches D x 50 inches H
• Trim Size (NEMA 3R/5/12): 20 inches W x 6.5 inches D x 62 inches H
• Package Weight: 20.34 pounds
• Package Length: 49.53 inches
• Package Width: 13.65 inches
• Package Height: 6.24 inches
• Country of Origin: United States

Standard Information

• Brand: Schneider Electric
• Manufacturer Part Number: NQ30L4