Siemens 3VA4140-4ED34-0AA0 - 40 A, 600 V, 3-Pole Circuit Breaker | AmpState

Meet the Siemens 3VA4140-4ED34-0AA0, a compact 40A, 600V, 3-pole molded case circuit breaker built to shield your electrical system from overcurrent and short-circuit events. Designed for dependable protection in panelboards and load centers, this MCCB delivers reliable performance where it matters most—home, business, and light industrial environments.

• Amperage Rating: 40 A
• Voltage Rating: 600 V
• Poles: 3 (three-pole design for three‑phase circuits)
• Type: Thermal-magnetic molded case circuit breaker
• Part Number: 3VA4140-4ED34-0AA0
• Application: Branch circuit overcurrent and short-circuit protection

• Space-efficient design: The compact molded case form factor maximizes panel space, making it easier to fit into existing panelboards and load centers without crowding adjacent devices.
• Stable protection with a thermal-magnetic trip unit: Combines precise magnetic trip for immediate short-circuit response with a thermal element for repeatable, predictable protection across varying loads and temperatures.
• OEM-compatible: Engineered to be compatible with matching Siemens OEM load centers and panelboards, ensuring reliable fit and seamless integration in compatible systems.

This 3VA4140-4ED34-0AA0 is ideal for electrical setups that require robust branch-circuit protection on three-phase distributions. It’s well-suited for:

• Residential electrical service upgrades where three-phase protection is needed for specific equipment or subpanels
• Commercial applications with moderate three-phase loads that demand dependable, code-compliant protection
• Light industrial installations where space constraints require a compact, reliable MCCB with accurate trip characteristics

Why choose Siemens for protection you can trust? This unit pairs a proven design with practical, real-world benefits—tight, predictable tripping behavior, panels that stay organized thanks to a compact footprint, and straightforward compatibility with Siemens panel systems. If you’re upgrading or replacing a breaker in an existing Siemens installation, the 3VA4140-4ED34-0AA0 provides a precise fit that helps you maintain system safety and reliability without unnecessary downtime.