QO Load Centers offer premium features like QO breakers, ground arc fault interrupters and surge arresters. QO load centers are designed for residential and industrial use to protect electrical systems, equipment and people. Systems are single or three phase and have indoor and outdoor versions. QO Load Centers enable the use of a full complement of accessories. Indoor enclosures are designed to be rotated 180 degrees to accommodate top or bottom service entrance feed. This QO OEM plug on mounting base is for 225A 240 VAC 3 phase 4 wire systems. This QO OEM mounting base has a 10 kA breaking capacity. This product is for 42 spaces. This mounting base will accept only QO plug on circuit breakers. The QON mounting base is UL component recognized.

• Features
• Mounting base for QO Load centers
• 3 phase system with 42 spaces
• 225A main lugs
• Designed to satisfy individual requirements
• Compatible with Square D QO Plug-on Neutral Whole Home SPD
• Schneider Electric empowers all to make the most of energy and resources, bridging progress and sustainability for all
• Prop 65
• WARNING: This product can expose you to chemicals including: Lead and lead compounds, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov

• Conformance Attributes
• Product Certifications : CSA, UL
• Complementary Attributes
• Line Rated Current : 225 A
• Important Information Attributes
• Persona Type Ids : EU, OM
• Persona Type Names : End User, Original Equipment Manufacturer
• Local Data Status : Publishable
• Local Publishable Date : 2025-11-13
• Legacy WEEE Scope : In
• Scope Perimeter : At least in Europe
• Reach Full Compliance Status : Reference contains Substances of Very High Concern above the threshold
• Reach Full Compliance Status Id : CONTAINS_SVHC
• Reach Compliance Directive : Reference contains Substances of Very High Concern above the threshold
• ROHS EUR In Scope : Yes
• ROHS EUR Status : Compliant with Exemptions
• ROHS EUR Full Compliance Status : Compliant with Exemptions
• ROHS EUR Full Compliance Status Id : COMPLIANT_WITH_EXEMPTIONS
• China ROHS In Scope : No
• With Recycled Cardboard : No
• Without Single Use Plastic : No
• Product Contributes To Saved And Avoided Emissions : No
• Return Indicator : Y
• Function Option Id : STANDARD
• Function Option : Standard
• Market Segmentation Id : COMMERCIAL
• Market Segmentation : Commercial
• H And D Domain : Safety
• H And D Subrange : COM
• H And D Enrichment Assignment : no
• H And D Enrichment Function : ENCLOSURES
• H And D Enrichment Class 3 : Load centers (equipped)
• H And D Enrichment Class 4 : Load center OEM interiors
• AWG Gauge : AWG 4...300 kcmil aluminium/copper
• Energy Efficiency Optimized : False
• Load Center Type : main lugs
• Package Weight Lbs : 2.195 kg
• Phase : 3 phase 3 wires
• Product Availability : Stock - Normally stocked in distribution facility
• Product Or Component Type : mounting base
• Range Of Product : QO
• Returnability : Yes
• Short Circuit Current : 10 kA
• Sustainable Packaging : No
• Weee Label : The product must be disposed on European Union markets following specific waste collection and never end up in rubbish bins.
• Ue Rated Operational Voltage2 : 120/240 V AC
• Medium Desc : Load center interior, QO, mounting base, 3 phase, 42 spaces, 225A main lugs, OEM
• Stocking Flag : Y
• Product Kit Identifier : N
• Global Commercial Status : Commercialised
• Ue Rated Operational Voltage5 : 120/240 V AC
• Environment Attributes Main
• China ROHS Regulation : Product out of China RoHS scope , Product out of China RoHS scope. Substance declaration for your information.
• EU ROHS Directive : Compliant By Exemption , Compliant with Exemptions
• ROHS Exemption Information : Yes
• Take Back : No
• Recycled Metal Content At Cr Level : 0 %
• Mercury Free : Yes
• Packaging Made With Recycled Cardboard : No
• Packaging Without Single Use Plastic : No
• Reach Regulation : Reference contains Substances of Very High Concern above the threshold
• General Attributes
• Phase : 3 phase 3 wires
• Product Or Component Type : mounting base
• Range Of Product : QO
• Contractual Warranty Attributes
• Warranty Period : 18 months
• Warranty : 18 months
• Specifications
• Depth : 77 mm