QOU310 - Square D 10 Amp 3 Pole 240 Volt Miniature Circuit Breaker QOU Series

Product Overview

The QOU310 is a Square D QOU‑series miniature circuit breaker rated 10 A, 3 poles, for use on 240 V systems. It is offered as part number QOU310 in new condition.

Request a quote for pricing and availability and confirm compatibility with your panel and load requirements before ordering.

Key Features

• Manufacturer: Square D
• Part number / SKU: QOU310
• Rating: 10 A, 3 poles, 240 V
• Series: QOU (miniature circuit breaker)
• Condition: New

Function and intended use

The QOU310 is intended to provide overcurrent protection for three conductors in applications that require a 3‑pole miniature circuit breaker on a 240 V system.

• Designed to protect three conductors with a single 3‑pole device
• Part of Square D's QOU miniature breaker family

Electrical ratings and load considerations

This SKU is specified at 10 A and 240 V with three poles. Use the device within these rated limits and confirm protection settings and coordination as required by applicable electrical codes and engineering practice.

• Amp rating: 10 A
• Poles: 3
• Voltage rating: 240 V

Panel and system compatibility

QOU denotes the QOU miniature breaker family. Verify your panel's model, bus type, and terminal configuration to ensure mechanical and electrical compatibility before purchase and installation.

• Confirm panel model and mounting/terminal compatibility with your distribution equipment
• Not all breaker families or subtypes are interchangeable across all panel designs

Ordering and verification

This listing is for a single SKU: QOU310 (new). Pricing and availability are provided by quote request.

• Part number to request: QOU310
• Request a quote for pricing and availability

Before You Order

Confirm the model number, quantity, and that the 10 A, 3‑pole, 240 V rating matches your application.

• Verify mechanical and electrical compatibility with your panel (model, bus type, terminal connections)
• Request a quote for pricing and availability

Ordering from Lumera Electric

Check the purchasing options shown on the Lumera Electric product page for QOU310 - Square D 10 Amp 3 Pole 240 Volt Miniature Circuit Breaker QOU Series. For project quantities or additional ordering requirements, use Request a Quote and provide the required quantity.