Siemens HQR23B200L 200 Amp 3 Pole Bolt On Circuit Breaker

Meet the Siemens HQR23B200L — a robust 200 A, 240 V, 3-pole bolt-on molded case circuit breaker engineered for reliable branch-circuit protection in panelboards and load centers. Built to stand up to real-world electrical demand, this breaker delivers consistent performance when it matters most: during overloads and short circuits.

• Secure bolt-on mounting ensures a rigid, vibration-resistant bus connection, minimizing movement that can lead to loose contacts or nuisance trips.
• Thermal-magnetic trip unit provides stable, repeatable protection by combining thermal overload sensing with magnetic short-circuit protection for fast, decisive action.
• OEM compatibility designed to pair seamlessly with matching Siemens panelboards and load centers, simplifying upgrades and replacements.
• High-current capability 200 A at 240 V makes it suitable for main or feeder protection in a range of installations—from home electrical panels to small commercial or light industrial power distribution.

Who should consider the HQR23B200L? electricians and installers looking for a dependable, long-lasting solution for three-phase distribution, service upgrades, or panelboard modernization. It’s ideal when you need a trusted mechanism to guard vital circuits against overloads and short circuits while maintaining a clean, secure bus connection.

Practical use cases

• Upgrading residential or commercial panels to accommodate higher load areas or new equipment feeders
• Replacing worn-out breakers in load centers where a rigid, bolt-on connection is preferred for reliability
• Feeding three-phase subpanels in light industrial settings with consistent protection against overcurrent and fault conditions

Specifications at a glance

• Manufacturer: Siemens
• Part Number: HQR23B200L
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 200 A
• Voltage Rating: 240 V
• Number of Poles: 3
• Mounting Style: Bolt-on
• Application: Branch circuit overcurrent and short-circuit protection

Choose the Siemens HQR23B200L when you need dependable, three-phase protection with a secure mounting footprint and a trip system you can trust across varying loads. It’s more than a breaker—it’s a durable shield for your electrical distribution, designed to perform consistently in residential, commercial, and light industrial environments.