Square D QO 3-Pole Bolt-On Mini Circuit Breaker, 25A, 120/240VAC, 65kA

Square D QO 3-Pole Bolt-On Mini Circuit Breaker, 25A, 120/240VAC, 65kA

The Square D QO 25A, 3 pole, bolt-on mini circuit breaker delivers thermal magnetic overcurrent protection and switching for ac and dc systems rated 120/240VAC, with a 65kA interrupt rating for demanding commercial and industrial panelboard applications. Built with an over-center, trip-free toggle mechanism, this QO Series breaker provides quick-make, quick-break switching action and positive contact indication. It is UL Listed and CSA certified, and accepts AWG 14...AWG 8 copper or aluminum conductors, making it a dependable choice for professional electricians upgrading or servicing QO panelboards.

Key Features

• 3 Pole Configuration: Requires 3 panel spaces for balanced multi-phase circuit protection.
• Bolt-On Mounting: Secure bolt-on connection for panelboards requiring a fixed, vibration-resistant fit.
• Voltage Rating: Rated 120/240VAC (also suitable for 120VAC and 240VAC systems) for versatile residential and commercial service.
• 25A Rating: Provides reliable overcurrent protection sized for 25A branch circuits.
• 65kA Interrupt Rating: High interrupt capacity supports demanding fault-current environments.
• Trip-Free Toggle Mechanism: Over-center, quick-make/quick-break action with positive trip indication for safe, reliable operation.
• Wire Range: Accepts AWG 14...AWG 8 copper or aluminum conductors for flexible field wiring.
• QO Series: Part of the Square D QO range of thermal magnetic breakers, designed for consistent fit and function across the QO panelboard lineup.

Certifications & Compliance

• UL Listed
• CSA Certified

Technical Specifications

• Toxic Heavy Metal Free: Yes
• Warranty: 18 months
• Warranty Period: 18 months
• Sustainable Packaging: No
• Mercury Free: Yes
• Number Of Spaces Required: 3
• Packaging Without Single Use Plastic: Yes
• ROHS Eur In Scope: Yes
• Recycled Metal Content At Cr Level: 0 %
• Poles Description: 3P
• Range Of Product: QO
• Country of Origin: Mexico

Typical Applications

• Commercial and Industrial Panelboard Wiring
• Residential and Commercial 120/240VAC Circuit Protection
• Branch Circuit Overcurrent Protection
• QO Panelboard Upgrades and Replacements
• New Construction and Renovation Electrical Work

Why Square D?

Square D QO circuit breakers are engineered with a trip-free, quick-make/quick-break toggle mechanism and are UL Listed and CSA certified for dependable, code-compliant circuit protection. With a 65kA interrupt rating and durable bolt-on construction, this QO Series breaker is built for reliable, long-term performance in professional electrical installations.