Siemens 5SJ4118-7HG41 15A 1P 240V Circuit Breaker | AmpState

The Siemens 5SJ4118-7HG41 15A 1P 240V Circuit Breaker is built to be a dependable safeguard for electrical systems in panelboards, load centers, and distribution setups. Designed for precise overcurrent protection, this Siemens unit helps prevent wiring damage and equipment outages by interrupting excessive current quickly and safely. Ideal for retrofit work and ongoing maintenance, it offers a reliable way to preserve system integrity while keeping your part numbers consistent.

Key specifications at a glance

• Amperage: 15 A
• Poles: 1 Pole
• Voltage: 240V
• Part Number: 5SJ4118-7HG41
• Manufacturer: Siemens
• Type: Circuit Breaker

Where this breaker shines

Designed for panelboards, load centers, and electrical distribution configurations, this 1-pole 240V breaker is ideal for protecting individual branch circuits in both residential and light commercial environments. Its form factor and Siemens engineering ensure seamless compatibility with existing Siemens panels, helping you maintain system uniformity during upgrades or replacements.

Perfect for retrofit and maintenance planning

Retrofit projects often require exact part numbers to minimize downtime and preserve panel compatibility. The 5SJ4118-7HG41 delivers that precision, letting technicians stock a consistent, reliable component across multiple projects. If you’re refurbishing an older Siemens installation or aligning replacements with a documented part lineup, this breaker helps you stay on track while protecting critical circuits.

Unique value and practical benefits

• Exact part-number fit: Keeps retrofit work streamlined by ensuring the replacement matches the original specification—reducing guesswork and downtime.
• Trusted Siemens performance: Benefit from Siemens’ engineering lineage and compatibility with Siemens panel systems and distribution equipment.
• Versatility in protection: Use for individual circuit protection in 240V distribution networks, supporting a wide range of applications from residential feeders to light commercial circuits.
• Availability through AmpState: Simplifies sourcing with a reliable supply channel and support to confirm compatibility for your exact setup.

How to ensure a perfect fit

Before purchasing, verify the following to confirm compatibility:

• The target panel or load center supports a 1-pole 240V, 15A circuit breaker in the Siemens 5SJ family.
• The exact part number matches 5SJ4118-7HG41 to maintain consistency with your existing inventory and labeling.
• Your application requires a 15A rating for the protected circuit, ensuring proper overcurrent protection.

Installation and safety notes

Follow standard electrical safety practices and the installation instructions provided by Siemens. Key considerations include turning off power to the affected circuit, verifying absence of voltage, and securing the breaker firmly in the panel busway. If in doubt about torque specifications or panel-specific installation requirements, consult a licensed electrician or refer to your panel’s documentation. Use this breaker as part of a properly sized and rated protection scheme to maintain overall electrical safety and code compliance.

Why buy from AmpState

AmpState offers authentic Siemens components with service support to help you confirm fit and compatibility. Choosing this 5SJ4118-7HG41 means you’re sourcing a genuine part designed for reliable performance in your Siemens distribution equipment, backed by guidance to keep your project on track and minimize downtime.