Miniature Circuit Breaker, QO Series, 40A, 3 Pole, 120/240V AC, 10kA at 120/240V AC MPN:QOUQ340
Miniature Circuit Breaker, QO Series, 40A, 3 Pole, 120/240V AC, 10kA at 120/240V AC
Protect your electrical system with the Square D QO Series 40A 3 Pole Miniature Circuit Breaker. Designed for use in residential and commercial applications, this circuit breaker provides reliable protection against overloads and short circuits. Its 10kA interrupting capacity ensures safe and efficient operation, even in harsh environments. Ideal for use in panelboards, switchboards, and other electrical distribution systems, this breaker is a must-have for electricians and homeowners alike. With its compact size and easy installation, the QO Series Miniature Circuit Breaker is the perfect solution for a wide range of electrical applications, including new construction and retrofit projects.
Top product features:
- 40A current capacity
- Protects against overloads and short circuits
- Trips at 10kA to prevent damage from high current surges
Top product applications:
- Residential electrical panel
- Commercial electrical panel
- Industrial electrical panel
QOUQ Miniature Circuit Breaker,40A,3P,
Additional Information
- Country of Origin: MX
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 10 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 10.00
- Package Width: 10.00
- Package Height: 10.00
- Package Weight: 10.00
Product info last updated on February 4, 2026 11:13am UTC
Category: Circuit Protection