ABB SEHA36AT0020PBA 20A 3P Circuit Breaker | AmpState

ABB SEHA36AT0020PBA is a dependable 20 A, 3-pole circuit breaker designed for robust protection in panelboards, load centers, and electrical distribution systems. Built by ABB, this unit delivers consistent performance for 3‑phase applications, helping guard motors, feeders, and auxiliary circuits from overloads and faults.

Designed with retrofit and maintenance in mind, the SEHA36AT0020PBA is ideal when part-number consistency matters. If you’re upgrading or replacing components in existing ABB installations, using the exact model ensures compatibility with your current panel labeling, documentation, and electrical characteristics—streamlining procurement and reducing the risk of fit issues during installation.

• Exact 3-pole design for 3‑phase protection: Suitable for commercial and industrial circuits that require reliable distributed protection.
• 20 A current rating: Delivers precise overcurrent protection for connected loads while preserving system reliability.
• Panelboard and load center compatibility: A genuine ABB component designed to integrate smoothly with standard ABB distribution gear.
• Retrofit-ready with consistent part numbers: Simplifies maintenance planning and future replacements by using the same part number across projects.
• Available from AmpState: Streamlined procurement with support for compatibility checks and fit confirmation.

This model is particularly well-suited for electrical contractors, facilities teams, and retrofit projects where downtime matters and precision in replacement parts is essential. By choosing the ABB SEHA36AT0020PBA, you’re selecting a trusted, long‑standing ABB solution that aligns with your existing panel configurations and distribution setups, helping you keep systems protected with minimal rework.

Need help matching a part number or confirming compatibility? Message us and we’ll help you verify fit before you buy, ensuring a smooth procurement and installation process with AmpState.