Square D | QJL22175 | Circuit Breaker | 175A | 2-Pole | 240V | Feed-Through

Meet the Square D QJL22175 Circuit Breaker — a purpose-built, high-capacity 175A, 2-pole, 240V feed-through protection solution designed for demanding maintenance, retrofit, and replacement projects.

Designed to pair with compatible Square D panels, this breaker supports a feed-through configuration that simplifies downstream wiring, helping you organize and safeguard multi-wire circuits without sacrificing space or performance. Whether you’re upgrading an aging panel, retrofitting for new loads, or stocking a field-service spare, the QJL22175 delivers reliable protection where it’s most needed.

Key specifications at a glance

• Amperage: 175A
• Poles: 2-Pole
• Voltage: 240V
• Configuration: Feed-Through

Why this model stands out

• Precise fit for compatible panels: The QJL22175 part reference is your best guide for ensuring exact compatibility in retrofit or replacement scenarios.
• Efficient downstream wiring: The feed-through design enables straightforward feeding of downstream circuits, reducing connector clutter and potential fault points.
• High-capacity protection for demanding loads: With 175A capability, it’s suited for substantial branch circuits that require solid, reliable interruption protection at the point of use.

Ideal use cases

• Maintenance and replacement of aging panels that require a 175A, 2-pole, 240V feed-through breaker.
• Retrofit projects where downstream circuits must be fed through the main breaker, simplifying wiring layouts.
• Commercial or light-industrial applications needing robust protection for high-load subcircuits.

Practical installation and compatibility tips

• Always confirm fit and ratings before ordering — the QJL22175 part number is the most reliable compatibility reference.
• Verify that your panel supports a feed-through configuration and that the circuit’s load calculations align with a 175A, 240V feeder.
• During installation, follow your panel manufacturer’s torque specs and safety procedures to ensure a secure, code-compliant connection.

For retrofit, maintenance, or replacement, the Square D QJL22175 delivers dependable protection with a practical, space-conscious feed-through design. It’s a precise, purpose-driven choice when your project demands exact specifications and reliable performance from a trusted brand.