Siemens Q3030NC - 30 A, 120 V, 1-Pole Plug-In Circuit Breaker | AmpState

Meet the Siemens Q3030NC — a rugged 30A, 120V, 1-pole plug-in molded case circuit breaker designed to guard every critical branch circuit in your panelboard or load center. Built for dependable overcurrent and short-circuit protection, it delivers fast, reliable protection where it matters most.

Key benefits you’ll notice in real-world panels include a quick plug-in connection that speeds installation and replacements, plus a thermal-magnetic trip unit that delivers stable, repeatable protection. This means fewer nuisance trips and more consistent performance across varying electrical loads.

Why this breaker stands out

• Fast plug-in connection: Streamlines installation and simplifies field replacements, reducing downtime during service calls or upgrades.
• Thermal-magnetic protection: Combines thermal overload sensing with magnetic short-circuit protection for precise, dependable response to fault conditions.
• Appropriate for 120V circuits: Delivers targeted protection for residential, commercial, and light industrial applications powered at 120V.
• Compatibility you can trust: Designed to work with matching OEM load centers and panelboards, ensuring a seamless fit within your Siemens ecosystem.
• Compact, (1-pole) design: Ideal for single-pole branch circuits where space is at a premium without sacrificing protection quality.

Ideal applications

• Residential panelboards protecting lighting, outlets, and small appliance circuits at 120V.
• Commercial load centers where quick replacements and reliable 30A protection are required.
• Light industrial installations featuring 120V single-pole branch circuits needing dependable fault protection.
• Maintenance and upgrade projects that call for compatible Siemens components for a cohesive electrical system.

Technical details at a glance

• Manufacturer: Siemens
• Part Number: Q3030NC
• Type: Thermal-magnetic molded case circuit breaker
• Amperage Rating: 30A
• Voltage Rating: 120V
• Number of Poles: 1
• Mounting Style: Plug-in
• Application: Branch circuit overcurrent and short-circuit protection

Choosing the Siemens Q3030NC means opting for a purpose-built solution that aligns with your panel’s design, delivers dependable protection, and supports efficient service with straightforward plug-in installation. For professionals and do-it-yourself installers alike, this breaker helps keep electrical systems safe and running smoothly, circuit after circuit.