Siemens 3RV1041-4FA10 - 28-40A, Circuit Breaker

Meet the Siemens 3RV1041-4FA10, a dependable circuit breaker engineered to deliver flexible overcurrent protection in demanding electrical environments. With an adjustable current rating from 28 A to 40 A, this Siemens unit lets you tailor protection to your exact load profile without swapping hardware as systems evolve.

Designed for practical, real-world installations, the 3RV1041-4FA10 is suitable for panelboards, switchboards, control panels, and OEM equipment. Whether you're wiring a new facility, upgrading an existing distribution panel, or integrating protection into a machine control system, this breaker provides consistent performance within the Siemens protection ecosystem.

Key advantages of this model include robust, reliable protection for critical circuits; compatibility with a wide range of Siemens devices and cabinets; and a straightforward path to code-compliant safe operation in industrial, commercial, and OEM applications. By sticking with a single protection family, you simplify maintenance, part availability, and future upgrades in motor control centers and distribution panels.

• Current rating: adjustable 28–40 A to match load safely.
• Applications: panelboards, switchboards, control panels, OEM equipment.
• Use case: industrial facilities, commercial buildings, and OEM machinery requiring reliable overcurrent protection.
• Benefits: dependable protection, ease of integration, and long-term compatibility within the Siemens protection lineup.

Practical usage tips: confirm the connected load and protection coordination needs, set the rating within the 28–40 A window accordingly, and ensure installation by qualified electrical personnel in line with local codes. Keep the Siemens 3RV1041-4FA10 on-hand for quick replacements or future expansion to maintain continuous operation in distribution panels and motor control centers.