Square D QOB235 - 35 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

The Square D QOB235 is a 35A, 240V, 2-pole bolt-on molded case circuit breaker built for dependable branch circuit protection in panelboards and load centers. Designed to guard against overcurrent and short circuits, it delivers reliable performance where it matters most.

• Secure bolt-on mounting provides a rigid, vibration-resistant bus connection that stays seated even in demanding environments.
• Thermal-magnetic trip unit combines thermal overload protection with magnetic short-circuit interruption for stable, repeatable protection across varying electrical loads.
• 2-pole, 35A, 240V configuration is ideal for typical 240V branch circuits, enabling efficient protection of multi-wire and high-load circuits.
• OEM-compatible designed to work with matching Square D OEM load centers and panelboards, making replacements straightforward and code-compliant.
• Versatile for multiple settings suitable for residential, commercial, and light industrial applications where reliable circuit protection is essential.

Use cases and benefits:

Place the QOB235 in panelboards and load centers that require solid 2-pole protection for 240V circuits. It helps prevent wiring damage and protects downstream devices by interrupting fault currents quickly, reducing downtime and potential fire risk. Its bolt-on design simplifies installation in compatible enclosures and keeps connections tight during long service life.

Technical specifications at a glance

• Manufacturer: Square D
• Part Number: QOB235
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 35 A
• Voltage Rating: 240 V
• Number of Poles: 2
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Why choose this Square D breaker from AmpState? It’s a genuine, OEM-mounted solution that ensures compatibility with your existing panelboard or load center. With precise thermal-magnetic protection and a secure bolt-on connection, the QOB235 keeps critical circuits safeguarded across installations—from updating a home service to outfitting a light commercial panel. If you’re upgrading or stocking spare parts, this 2-pole bolt-on breaker delivers reliable performance you can trust for years to come.