Westinghouse | 505C220G13 | Circuit Breaker | 100A | 3-Pole | 600V | Bolt-On

Westinghouse 505C220G13 Circuit Breaker is a dependable bolt-on protection solution crafted for maintenance, retrofit, and replacement in 3‑phase, 600V systems. This 100A, 3-Pole breaker delivers reliable performance in industrial and commercial panels, helping you safeguard motors, drives, and other critical loads with confidence.

• Amperage: 100A
• Poles: 3‑Pole
• Voltage: 600V
• Mounting: Bolt-On
• Part number: 505C220G13
• Intended use: Maintenance, retrofit, and replacement in compatible panels

The 505C220G13 designation is your best compatibility reference, ensuring a direct-fit replacement in panels that support Westinghouse bolt-on breakers. The bolt-on design provides a secure, straightforward installation path, helping installers achieve clean, reliable panel mounting with minimized downtime. With its 3‑pole configuration, this breaker is purpose-built for protecting three‑phase circuits up to 600V, making it a smart choice for commercial and light‑industrial applications that demand robust protection for motors, conveyors, compressors, and other heavy loads.

Ideal use cases include:

• Replacing a failed breaker in aging Westinghouse panels to restore protection quickly
• Retrofit projects upgrading 3‑phase equipment to 600V protection
• Maintenance scenarios where a precise 100A, 3‑pole solution is required for reliable circuit interruption

Tips for selecting and installing:

• Always confirm fit and ratings before ordering—use the part number 505C220G13 as the primary compatibility reference
• Verify your panel accepts bolt-on breakers and that there is sufficient space for a 3‑pole unit
• Match the breaker to the protected circuit’s current requirements and three‑phase system configuration for optimal protection