3VA4150-5ED14-0AA0 - 50 Amp Circuit Breaker

3VA4150-5ED14-0AA0 - 50 Amp Circuit Breaker

Protect your circuits with confidence using the Siemens 3VA4150-5ED14-0AA0 — a no-fuss, high-performance 50 amp single-pole breaker built on the 3VA41 frame. With its factory-preset TM210 thermal-magnetic trip unit, you get reliable protection right out of the box — no adjustments, no guesswork. It’s compact (about 5.1 inches tall) and lightweight (≈ 1 lb), so it fits easily into most panels without hogging space. And with a 35 kA interrupting rating at 277 VAC, it’s ready to interrupt fault currents when needed, making it a dependable choice for commercial or light industrial power distribution.

Key Features and Benefits

• 50A single-pole configuration: Ideal for branch circuits needing dependable overcurrent protection
• Factory-set TM210 thermal-magnetic trip unit: No extra setup required; just install and go
• Compact, lightweight footprint: Saves panel space and simplifies installation
• 35 kA interrupting capacity @ 277 VAC: Gives you strong fault-clearing capability
• Load-side lugs pre-installed: Cuts down on wiring time during field installation

These features deliver a balance of ease and safety — you install it once, and it quietly protects your circuit without requiring any adjustments.

Technical Specifications

• Manufacturer: Siemens
• Model / Part Number: 3VA4150-5ED14-0AA0
• Frame Type: 3VA41
• Rated Current: 50 A
• Number of Poles: 1 (single-pole)
• Trip Unit: TM210 (fixed Ir / fixed Ii)
• Interrupting Rating: 35 kA @ 277 VAC
• Overall Height: ~ 5.1 in
• Weight: ~ 1 lb
• Lug Configuration: Load-side lugs installed

Material Compliance and Certifications

• UL Listed: This breaker is UL Listed and meets the standards expected of Siemens’ low-voltage molded-case breakers.
• Quality Standards: Its internal design aligns with Siemens’ quality norms for thermal-magnetic protection, ensuring performance consistency in demanding environments.

Where It Works Best

• This breaker is well suited for branch circuit protection in commercial and light-industrial contexts — think lighting panels, HVAC circuits, power distribution runs, and other similar systems. It’s a solid pick for electrical contractors, facility maintenance teams, and engineers who want a high-performance Siemens breaker that’s easy to install and dependable in operation.