Square D | BGA161003 | Circuit Breaker | 100A | 1-Pole | 600V

Square D BGA161003 Circuit Breaker — 100A, 1-Pole, 600V — is a purpose-built protection device designed for maintenance, retrofit, and replacement projects where exact specifications matter. As an OEM Square D part, it’s engineered to fit and perform like the original equipment in compatible panels, helping you keep critical electrical systems safe and compliant.

Key specifications

• Amperage: 100 A
• Poles: 1-Pole
• Voltage rating: 600V
• Part number: BGA161003

Compatibility and accuracy matter. Before ordering, confirm fit and ratings for your panel or equipment. The part number is the best reference for compatibility, ensuring you select the exact device that matches your electrical system.

Why this model stands out

• OEM reliability: As a Square D component, it aligns with the brand’s design and performance standards, reducing the risk of fit or trip irregularities compared to generic substitutes.
• Precision protection for 600V systems: Specifically rated for 600V applications, making it suitable for industrial, commercial, and larger electrical setups that require robust single-pole protection.
• Simple maintenance and retrofit: Ideal for replacing a failed breaker or upgrading a panel’s protection profile without a full panel change.
• Clear reference for compatibility: The BGA161003 part number serves as the definitive reference to ensure you’re selecting the exact match for your Square D installation.

Ideal use cases

• Replacing a worn or failed single-pole 100A breaker in 600V systems
• Retrofits and upgrades in Square D panels where precise 1-pole protection is required
• Maintenance projects that demand OEM components to preserve panel labeling, trip characteristics, and reliability

Practical tips for a smooth install

• Power down the main breaker and verify absence of voltage before handling the unit
• Match the exact part number (BGA161003) to ensure compatibility with your panel model and bus configuration
• Consult your panel’s documentation or a licensed electrician if you’re unsure about the panel model or existing breaker type
• Label the replacement clearly after installation to reflect the maintenance change and date

In short, the Square D BGA161003 Circuit Breaker delivers trusted OEM performance for 100A, 1-pole, 600V protection. Its precise compatibility, targeted use in maintenance and retrofit projects, and clear part-number guidance help you safeguard critical circuits efficiently and with confidence.