Siemens QS2175HH 175A 2P 240V Circuit Breaker, Plug-On | AmpState

Meet the Siemens QS2175HH 175A 2P 240V Circuit Breaker—the plug-on protection your panelboards, load centers, and electrical distribution systems rely on. Crafted for replacement projects and strategic spare stocking, this part keeps your BOM aligned to the original Siemens specification while delivering dependable performance when it matters most.

Key specifications

• Amperage: 175 A
• Poles: 2
• Voltage: 240V
• Mounting: Plug-On
• Manufacturer: Siemens
• Part Number: QS2175HH
• Product Type: Circuit Breaker

Why this breaker stands out

• Plug-on installation speeds up field replacements and minimizes panel downtime, turning protective upgrades into a straightforward swap.
• Original BOM alignment ensures compatibility with existing Siemens systems, reducing the risk of mismatched parts during maintenance or upgrade cycles.
• Two-pole, 240V protection provides synchronized safeguarding for both conductors in a 240V circuit, simplifying wiring and improving reliability.
• Reliable availability—this model is readily obtainable from AmpState, helping technicians keep projects on schedule.

Who should consider it

• Electrical contractors performing panelboard replacements, service upgrades, or retrofits in commercial and industrial environments.
• Facilities managers and maintenance teams stocking spares to ensure rapid response and minimize downtime.
• Design and specifying engineers who maintain BOM consistency across ongoing equipment inventories.

Use cases and practical tips

• Use for replacing aged or failed 2-pole 175A breakers in Siemens panelboards and load centers where quick plug-on mounting is advantageous.
• Maintain a labeled spare QS2175HH on hand to preserve BOM accuracy and streamline future maintenance events.
• Before installation, power down the circuit, verify conductor sizes and torque specifications, and follow all applicable electrical codes for safe, compliant work. If compatibility is uncertain, reach out for guidance to confirm fit.

Available from AmpState, the QS2175HH 175A 2P 240V Circuit Breaker is a practical, reliable choice for ensuring continuous protection and operational continuity in your electrical distribution network. If you need help confirming compatibility or matching this part number to your panel, send us a message and we’ll help you verify fit and keep your project on track.