Siemens B240H00S01 40A 2P 240V Circuit Breaker, Bolt-On, Shunt Trip | AmpState

Meet the Siemens B240H00S01 — a 40 A, 2-pole circuit breaker designed for reliable protection in panelboards, load centers, and electrical distribution systems. This bolt-on unit with integrated shunt trip is the ideal choice for replacement projects and spare inventories, helping you keep your bill of materials (BOM) aligned to the original part number while maintaining fast, dependable coverage for critical power circuits.

Key strengths that set this breaker apart

• Precision OEM compatibility — part number B240H00S01 ensures seamless fit and BOM continuity with Siemens panels and assemblies.
• Two-pole, 240 V protection — ideal for shared neutrals and 240 V distribution with reliable surge and fault interruption.
• Bolt-on mounting for straightforward field installation and retrofit in compatible Siemens panelboards and distribution panels.
• Shunt trip capability enables remote disconnection for enhanced safety in automation, standby power, or emergency shutdown scenarios.
• Practical, purpose-built for replacement and spares — minimizes downtime by mirroring original hardware and performance characteristics.

Why this matters for your electrical system

In any installation where 240 V circuits require dependable, code-compliant overcurrent protection, a two-pole, 40 A breaker like the B240H00S01 delivers predictable trip behavior and compatibility with Siemens control schemes. The bolt-on design reduces installation time and the shunt trip feature adds a layer of remote operability, which can be critical in commercial, industrial, or data-center environments where quick isolation of faults protects equipment and personnel.

Ideal use cases

• Replacing a failed or outdated breaker in Siemens panelboards and load centers while preserving exact fit and electrical characteristics.
• Stocking a spare that aligns with the original BOM to minimize downtime during maintenance or upgrades.
• Retrofits or expansions where remote-tripping capability improves safety and control of 240 V circuits.
• Ensuring consistent protection across a fleet of electrical distribution devices with a known, supported Siemens part.

Installation & compatibility tips

As a bolt-on, shunt-trip device, this breaker requires a compatible panel design and mounting method. For precise fit confirmation and to ensure seamless operation within your specific Siemens distribution system, AmpState provides expert assistance—feel free to message us to confirm compatibility or get help matching the part number to your panel model.

Specifications at a glance

• Manufacturer: Siemens
• Part number: B240H00S01
• Product type: Circuit Breaker
• Amperage: 40 A
• Poles: 2
• Voltage: 240 V
• Mounting: Bolt-On
• Trip mechanism: Shunt Trip

Designed to protect your electrical distribution with precision and reliability, the Siemens B240H00S01 is the smart choice for OEM-aligned replacements and dependable spares. Add this genuine part to your cart to secure OEM-grade protection for your panelboards and load centers, backed by AmpState’s support and service.