Square D QHB115 - 15 A, 1-Pole Bolt-On Circuit Breaker | AmpState

The Square D QHB115 is a dependable 15A, 1-pole bolt-on molded case circuit breaker designed to shield your electrical system from overcurrent and short circuits. Built for panelboards and load centers, this device delivers predictable protection in residential, commercial, and light industrial environments, making it a smart, long-lasting choice for reliable electrical safety.

• Secure bolt-on mounting for a rigid, vibration-resistant bus connection that stays tight under motor loads and in active panel environments.
• Thermal-magnetic trip unit provides stable, repeatable protection by combining thermal overload sensing with magnetic instantaneous tripping for fast fault response.
• OEM-compatible installation designed to work seamlessly with matching Square D load centers and panelboards, simplifying replacement and maintenance.
• Versatile application ideal for branch circuit overcurrent and short-circuit protection across residential circuits, light commercial installations, and small industrial feeders.

The QHB115 is more than a breaker—it's a reliable safeguard for everyday electrical use. With its 15-amp rating and 1-pole configuration, it protects individual branches such as lighting circuits, receptacle banks, and small appliance runs without unnecessary nuisance trips. The bolt-on design makes field service straightforward, ensuring a solid bus connection and minimizing connection fatigue over time.

• 15A
• Number of poles: 1
• Mounting style: Bolt-on
• Type: Thermal-magnetic molded case
• Applications: Branch circuit overcurrent and short-circuit protection
• Manufacturer: Square D
• Part number: QHB115

Whether you’re upgrading an older panel, stocking spare parts for service calls, or outfitting a commercial retrofit, the QHB115 delivers precise protection where it matters most. Choose AmpState for authentic Square D parts and fast, reliable fulfillment—so you can keep the power running smoothly and safely.