Square D | QOB1305237 | Circuit Breaker | 30A | 1-Pole | 240V | Bolt-On

Meet the Square D QOB1305237 Circuit Breaker — a precise, dependable 30A, 1-pole solution designed for 240V circuits and bolt-on panel installations. Built for maintenance, retrofit, and replacement projects, this breaker ensures your electrical system maintains safe, reliable overcurrent protection exactly where you need it.

Key specifications

• Amperage: 30A
• Poles: 1-Pole
• Voltage: 240V
• Mounting: Bolt-On
• Part reference: QOB1305237

Why this breaker stands out

• Bolt-On mounting provides a secure, rigid connection in compatible Square D panels, simplifying installation in tight service environments.
• Exact compatibility—designed to align with the QOB series and the 240V, single-pole configuration you require for specific circuits.
• Clear reference for matching parts—the part number QOB1305237 is your best reference when confirming fit and ratings, reducing guesswork during replacements.

Ideal use cases

• Replacement for a failed 30A, 1-pole, 240V breaker in Square D panels that use bolt-on devices.
• Retrofit projects where upgrading or restoring overcurrent protection is necessary without altering existing panel architecture.
• Maintenance scenarios in residential or light commercial settings where a precise spec match is essential for safety and code compliance.

Installation & compatibility tips

• Always confirm fit and ratings against your panel model before ordering.
• Use the QOB1305237 part number as the compatibility reference to avoid mismatches.
• Power should be disconnected before any replacement or installation work. Follow your panel’s service procedures and local electrical codes.
• Ensure you’re installing a bolt-on breaker in a panel designed for bolt-on devices; mixing mounting styles can compromise safety and performance.

What you gain with this specific breaker

By choosing the Square D QOB1305237, you’re selecting a purpose-built component tailored for reliable protection on 240V circuits. It supports straightforward maintenance workflows, minimizes downtime during retrofits, and helps keep your electrical system aligned with exact specifications multiple projects demand. If your panel requires a 30A, 1-pole, bolt-on solution, this breaker offers a precise, dependable match that installers trust.

When you’re ready to restore or upgrade your circuit protection, rely on the accuracy of the QOB1305237 reference and the proven Square D bolt-on design to deliver consistent performance and peace of mind.