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 QOB™ Molded Case Bolt-on Circuit Breakers 40 A 120/240 VAC 10 kAIC 2 Pole 1 Phase

Mfg #: QOB240
BOR #: 156127
Looking for prices?

Molded Case Circuit Breakers

  • QOB™ Series
  • Bolt-on
See More
Product can be ordered only in multiples of
Brand Square D  
Circuit Breaker Type standard  
Includes Box Lugs  
Trip Type Thermal Magnetic  
Indicator Type Trip Flag  
Number of Poles 2 Pole  
Interrupting Rating 10 kAIC  
Amperage 40 A  
Voltage 120/240 VAC  
Number of Spaces 2 Space  
Number of Phases 1 Phase  
Mounting Type bolt-on  
Digest Catalog 09: Panelboards - 0100CT1901_SEC-09 (pdf) Catalog
A Guide to Your Square D Electrical Distribution System - Brochure - 0102BR0201 (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 Combination AFCI Circuit Breakers Brochure - 0700BR1202 (pdf) Brochure
Square D QO and QOB Miniature Circuit Breakers Catalog - 0730CT9801 (pdf) Catalog
QO(B) Circuit Breakers, Certificate, CSA - Certificate+1413940+QO+2pole+40-100A (pdf) Compliance
QO(B) Circuit Breakers, Certificate, UL - 20150616-E84967+QO(B)+1P_2P_3P (pdf) Compliance
Schneider Electric Specification Sheet Specification Sheet

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.