Siemens BLH130 Circuit Breaker, 30A, 1-Pole, 120V

The Siemens BLH130 Circuit Breaker is a purpose-built protection solution for industrial electrical service, maintenance, and replacement projects. With a 30 A rating, 1-Pole, and 120 V operating voltage, this breaker delivers reliable overcurrent protection for single-channel circuits in demanding environments. Verify fit by the specific part number BLH130 and your application requirements.

• Exact electrical protection — 30 A at 120 V protects wiring and connected equipment in service panels, minimizing the risk of damage from short circuits or overloads.
• Space-efficient, single-pole design — Ideal for straightforward control circuits, lighting runs, and simple motor control lines where only one hot conductor needs protection.
• Siemens reliability — Built by Siemens to integrate seamlessly with Siemens panels and field installations, ensuring consistent performance and compatibility within Siemens ecosystems.
• Clear part-number guidance — Use the exact part number BLH130 to confirm compatibility with your panel or replacement project, reducing sizing or fit issues.
• Replacement-ready — A practical choice for updating aging breakers in existing industrial enclosures, helping maintain system safety and continuity.
• Support when you need it — If you’re unsure about compatibility, our team can assist with part-number verification and application requirements.

Ideal use cases

• Replacement of failed breakers in industrial control panels, machine enclosures, or distribution panels.
• Protection for single-line circuits in 120 V control and automation setups.
• Maintenance projects where quick part-number verification ensures minimal downtime.

How this fits into your project — The BLH130 is purpose-built for applications that require dependable 30 A protection on a single-pole 120 V circuit. It helps engineers and technicians meet safety standards while keeping electrical systems running smoothly. When selecting parts, prioritize accurate part-number matching and alignment with your panel specifications to avoid compatibility issues.

Ready to confirm compatibility or need help matching the part number to your application? Message us and we’ll assist with part-number verification and installation considerations to keep your project on track.