Square D QO370 Circuit Breaker – 70A – 3-Pole – 120/240V – 10kA – Plug-In – QO Series

The Square D QO370 is a 70A, 3-pole plug-in circuit breaker from the QO Series, designed for compatible Square D electrical distribution equipment. It provides reliable circuit protection against overloads and short circuits in compatible applications.

The QO370 features a plug-in connection, 120/240V rating, and 10,000A interrupting rating. It is designed for use with compatible QO load centers, CSEDs, and NQOD panelboards and is suitable for compatible three-phase electrical distribution systems.

Specifications

• Manufacturer: Schneider Electric / Square D
• Product Type: Miniature Circuit Breaker
• Catalog No.: QO370
• Product Family: QO Series
• Series: QO
• Breaker Type: Standard Circuit Breaker
• Current Rating: 70A
• Number of Poles: 3-Pole
• Phase: 3-Phase
• Voltage Rating: 120/240V
• Mounting Type: Plug-In
• Connection: Plug-In
• Interrupting Rating: 10,000A
• Application: Branch Circuit Overload and Short-Circuit Protection
• Compatible Equipment: QO Load Centers, CSEDs, and NQOD Panelboards
• Dimensions (H × W × L): 3.5" × 1.50" × 3"
• Brand: Square D
• Manufacturer: Schneider Electric
• Authenticity: Genuine Square D Product

Part Numbers & Identification

• Manufacturer Part Number (MPN): QO370
• Catalog Number: QO370
• Alternate Model: Q0370
• Product Family: Square D QO Circuit Breakers
• Series: QO
• Brand: Square D
• Manufacturer: Schneider Electric
• Product Type: Plug-In Circuit Breaker
• Model: QO370
• Breaker Configuration: 3-Pole, 70A
• upc:785901004387

Compatibility

Designed for use with compatible Square D / Schneider Electric QO load centers, CSEDs, and NQOD panelboards that accept the specified QO circuit breaker configuration.

The QO370 is a 3-pole, 70A, 120/240V plug-in circuit breaker intended for compatible three-phase electrical distribution applications. It provides protection against branch-circuit overloads and short circuits and has a 10,000A interrupting rating.

Always verify the specific panelboard or load center model, approved breaker type, voltage, pole configuration, interrupting rating, and installation requirements before installation.

Certifications

• QO Series
• 70A Rating
• 3-Pole / 3-Phase
• 120/240V Rated
• Plug-In Connection
• 10,000A Interrupting Rating
• Compatible with QO Load Centers
• Compatible with CSEDs
• Compatible with NQOD Panelboards
• CSA Approved
• UL Listed
• Genuine Schneider Electric / Square D Product

Returns are easy

You may return items within 10 days of delivery for a refund.

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My Circuit Breakers provides a comprehensive 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer). Extended warranties are available upon request.