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Square D QO™ N1 Main Breaker Loadcenters 150 A 120/240 V 42 Space

Mfg #: QO142M150PC
BOR #: 3534925
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QO™ Main Breaker Loadcenters

  • NEMA 1
  • Equipment ground bar included with main lug Loadcenters
  • Service entrance equipment capable panels
  • Flush or surface mounting
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Product can be ordered only in multiples of
Brand Square D  
Interrupting Rating 22 kAIC  
Number of Spaces 42 Space  
Amperage 150 A  
Series QO™  
NEMA Rating NEMA 1  
Number of Phases 1 phase 3-wire  
Wire Size 4 AWG - 250 kcmil  
Voltage 120/240 V  
Bus Material Copper  
Includes Cover  
Box Number 11  
Enclosure Type N1 Enclosure  
Number of Circuits 52 Circuit  
Cover Type Combination  
Square D Retail and Residential Products Catalog - Retail+Products+Catalog (pdf) Catalog
Small and medium project solutions, available now - brochure - 998-21381316_GMA-US_Small+and+medium+project+solutions+available+now (pdf) Brochure
QO Standard Load Centers, Certificate, UL - E6294-multiple-20210519+(5) (pdf) Compliance
QO Standard Load Centers, Certificate, UL - E6294-20121201-CertificateofCompliance+QO130_QO142+PON (pdf) Compliance
Load Centers: Section 1 - Digest 179 (2024) - Load-Centers-CSEDs-Digest-Catalog-0100CT2401-SEC-01 (pdf) Catalog
QO and Homeline Load Centers and Circuit Breaker Installation Instructions - S1B33894 (pdf) Installation and Instruction Manuals
Square D QO Load Centers and Circuit Breakers Brochure - 998-1170221_US_B (pdf) Brochure
Digest Catalog 01: Load Centers - 0100CT1901_SEC-01 (pdf) Catalog

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