text.skipToContent text.skipToNavigation

Please note that change of context may affect the pricing and availability of the existing items in the cart

There was an unexpected error retrieving your customer data. Please try again later.
Choose Account Settings
Choose your account setting to continue*:
Main Account
(Sold To)
Job Account/Sub Account
(Payer)
Show Availability For
Location
(Ship-To)
Changing the selections above may affect product pricing and availability, including items currently in your cart.

Square D NQ Merchandised Panelboard Interiors 1 phase 400 A 240 VAC, 48 VDC 42

Mfg #: NQ42L4C
BOR #: 2271830
Looking for prices?

Merchandised Series Panelboard Interiors

  • NQ Series
See More
Product can be ordered only in multiples of
Brand Square D  
Height 45 in  
Width 10.44 in  
Circuit Breaker Type QOB ,, QOB-VH ,, QHB  
Cover - Catalog Number (Surface) NC50VS  
Box Number MH50  
Cover - Catalog Number (Flush) NC50VF  
Number of Circuits 42 Circuit  
Number of Spaces 42  
Interrupting Rating 10/22/65 kAIC  
Bus Material Copper  
Amperage 400 A  
Material copper  
Series NQ  
Voltage 240 VAC, 48 VDC  
Number of Phases 1 phase  
Square D Integrated Equipment for Healthcare Applications Brochure - Integrated+Equipment+Brochure+HC (pdf) Brochure
Square D Specification Sheet Specification Sheet
Panelboards: Section 9 - Digest 179 (2024) - Panelboards-Lighting-Digest-Catalog-0100CT2401-SEC-09 (pdf) Catalog
NF Panelboards, Certificate, CSA - CSA_Cert_4621_01_001809_0_000 (pdf) Compliance
Square D NQ NF Selectively Coordinated Panelboards Brochure - 1600BR0902 (pdf) Brochure
NQ Panelboards, Certificate, UL - 2010104-E33139A (pdf) Compliance
Square D Integrated Power Center 2 Transformer Combo Brochure - 2230BR0602 (pdf) Brochure
NF/NQ Panelboard OSHPD Label Placement Drawing Installation Instructions - 80043-793-01 (pdf) Installation and Instruction Manuals
Powerlink MVP Panelboards Brochure - Powerlink+MVP+998-1270945_US_ (pdf) Brochure
NQ/NQM Panelboards and QONQ Load Centers User Guide - Installation Instructions (80043-712) - 80043-712-06_Instruction+Bulletin_NQ-NQM+Panelboards+and+QONQ+Load+Centers (pdf) Installation and Instruction Manuals
Square D NQ Circuit Breaker Panelboards Catalog - 1640CT0801 (pdf) Catalog
 
NQ NF RTI Intro (4 of 4) Panelboard Assembly: Identification

Part of the Square D™ NQ and NF RTI Series This video reviews how to identify an NQ/NF panelboard ...

 
NQ Main Circuit Breaker Kits (4 of 4): L-Frame for 400/600A Panelboards

Part of the Square D™ NQ and NF RTI Series Proper installation of the NQMB6PPL PowerPact™ L-Frame...

 
Installing an NQN6CRUS Condo Riser Neutral Assembly into a 600A NQ MLO Panelboard

Part of the Square D™ NQ and NF RTI Series Demonstrating step by step installation, this video ...

 
NQ Sub-feed Breaker Kits (2 of 3): L-Frame 400A (NQMB6PPL)

Part of the Square D™ NQ and NF RTI Series Proper installation of the NQMB6PPL PowerPact™ L-Frame...

 
Behind the Counter Look At: Square D™ NQ and NF Lighting Panelboards

Developed with extensive input from electrical contractors, Square D™ NQ and NF lighting ...

 
Selecting a Panelboard with the Product Selector | Schneider Electric Support

Tutorial for selecting the right panelboard with the new Schneider Electric Product Selector tool:...

 
Configuring PowerPact L-Frame for NQ/NF Panelboard Applications

Part of the Square D™ NQ and NF RTI Series This video quickly demonstrates how to reconfigure the...

 
Installing NFN6CR Condo Riser Neutral Assembly to NQ/NF Panelboards (MHxxD9VWP Vented NEMA 3R Encl)

Part of the Square D™ NQ and NF RTI Series Proper installation of the NFN6CR Condo Riser Neutral...

 
NQ Interior Assembly (3 of 5) Breaker Install: QOB™

Part of the Square D™ NQ and NF RTI Series With deadfront removed, and mounted to an enclosure, the...

 
Selecting a Panelboard with the Product Selector | Schneider Electric Support

Tutorial for selecting the right panelboard with the new Schneider Electric Product Selector tool:...

 
NQ Interior Assembly (1 of 5) Deadfront Removal

Part of the Square D™ NQ and NF RTI Series When installing an NQ panelboard, the first step is to...

 
NQ Interior Assembly (5 of 5) Deadfront Preparation

Part of the Square D™ NQ and NF RTI Series Mounted to the enclosure and populated with branch...

 
NQ Interior Assembly (1 of 5) Deadfront Removal

Part of the Square D™ NQ and NF RTI Series When installing an NQ panelboard, the first step is to...

 
NQ NF RTI Intro (3 of 4) Panelboard Assembly: Verification of Work

Part of the Square D™ NQ and NF RTI Series This video highlights points to be considered when...

 
NQ Interior Assembly (4 of 5) Breaker Install: QO™

Part of the Square D™ NQ and NF RTI Series With deadfront removed, and mounted to an enclosure, the...

 
NQ NF RTI Intro (2 of 4) Panelboard Assembly: Single Line Overview

Part of the Square D™ NQ and NF RTI Series This video demonstrates how to interpret a breaker...

 
NQ NF RTI Intro (1 of 4) Panelboard Assembly: Overview

Part of the Square D™ NQ and NF RTI Series This video quickly introduces what we have set out to do...

The name already exists. Please enter a unique name.

Already Exists

List created successfully

You successfully added the product to your list with minimum order quantity.

Product Added

List updated successfully

empty name

There was a problem adding this product to your list. This may be because your list already contains 50 items.