Commander QBH230 - 30 A, 240 V, 2-Pole Bolt-On Circuit Breaker | AmpState

Meet the Commander QBH230, a rugged 2-pole molded case circuit breaker engineered for dependable branch circuit protection in panelboards and load centers. With a 30-amp rating at 240 volts, this bolt-on unit delivers precise overcurrent and short-circuit protection where it matters most—without compromising space or reliability.

Why the QBH230 stands out

• Secure bolt-on mounting delivers a rigid, vibration-resistant bus connection, reducing connection looseness and wear in panels exposed to movement or vibration.
• Thermal-magnetic trip unit provides stable, repeatable protection—the thermal element handles sustained overcurrents, while the magnetic element rapidly clears short circuits to protect wiring and loads.
• OEM-compatible design is built to pair with matching Commander OEM load centers and panelboards, ensuring a clean, reliable fit and long-term performance.

Technical snapshot

• Manufacturer: Commander
• Part number: QBH230
• Type: Thermal-magnetic molded case circuit breaker
• Amperage rating: 30 A
• Voltage rating: 240 V
• Poles: 2
• Mounting style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Ideal for real-world electrical needs

Designed for residential, commercial, and light industrial environments, the QBH230 is perfect for upgrades, replacements, or new installations where space is at a premium but protection cannot be compromised. Use cases include protecting feeders, branch circuits for HVAC, water heaters, lighting panels, and other high-draw appliances in panels that require a sturdy, reliable bolt-on breaker.

Installation and practical considerations

• Bolt-on mounting simplifies installation and ensures a tight, heat-dissipating connection to the bus.
• Compatibles with matching OEM panelboards and load centers for a seamless, code-compliant integration.
• Follow local electrical codes and manufacturer torque specifications for a safe, compliant setup.

What you gain with the Commander QBH230

• Auditable protection that responds accurately to overcurrent and short circuits, helping prevent wiring damage and equipment downtime.
• Durable construction designed to endure environments with vibration, improving reliability in service life.
• Clear, consistent replacement path within a compatible panel ecosystem, reducing guesswork during upgrades or maintenance.