Siemens Q3100 - 100 A, 240 V, 3-Pole Plug-In Circuit Breaker | AmpState

The Siemens Q3100 from AmpState delivers dependable branch circuit overcurrent and short-circuit protection in panelboards and loadcenters with a straightforward plug-in design. Built to withstand demanding electrical environments, this 100 A, 240 V, 3-pole molded case circuit breaker brings rugged performance and rapid serviceability to residential, commercial, and light industrial applications.

• Fast plug-in connection: Snap-in installation speeds up replacements and updates, minimizing downtime in critical panels.
• Thermal-magnetic trip unit: Combines precise thermal protection with a magnetic trip for immediate response to severe faults, delivering stable, repeatable protection across varying loads.
• 3-pole design for versatile power needs: Ideal for 3-phase circuits common in commercial and light industrial environments while still suitable for comprehensive branch protection in mixed-use panels.
• 100 A at 240 V: Safeguards large branch circuits and heavy-duty equipment such as HVAC controllers, pumps, and commercial lighting runs without nuisance trips.
• Molded case construction: Robust, insulated housing engineered for longevity, consistent performance, and easy handling during panel upgrades or replacements.
• OEM-compatible: Designed to align with matching Siemens and OEM load centers and panelboards, ensuring proper fit, electrical contact, and reliable operation.
• Wide applicability: Suitable for residential, commercial, and light industrial settings where reliable protection and quick maintenance matter most.

Technical specifications at a glance

• Manufacturer: Siemens
• Part Number: Q3100
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 100 A
• Voltage Rating: 240 V
• Number of Poles: 3
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Whether you’re upgrading an aging panel, replacing a failed breaker, or equipping a new installation with reliable protection, the Siemens Q3100 100A 240V 3-Pole Plug-In MCCB offers a precise balance of fast serviceability, robust protection, and OEM compatibility. Choose AmpState for authentic Siemens reliability and a solution designed to keep your electrical system safe and efficient.