ABB ST202M-C40 - 40A, Miniature Circuit Breaker (MCB)

Unleash dependable overcurrent protection with the ABB ST202M-C40, a 40A miniature circuit breaker (MCB) built for demanding electrical environments. This compact, reliable device is ready to slot into panelboards, switchboards, control panels, and OEM equipment, delivering consistent protection where it matters most.

Why ST202M-C40 stands out

Key advantages tailored for engineers and technicians managing complex electrical networks:

• Precise 40A protection ensures loads are safeguarded without nuisance trips during normal operation, helping you maintain uptime and protect downstream equipment.
• Industry-grade MCB solution from ABB, designed to deliver dependable performance in durable industrial, commercial, and OEM settings.
• Versatile applicability ideal for distribution panels and motor control centers where consistent overcurrent protection is required.
• Maintenance-friendly simplifies replacement and reduces panel downtime when servicing circuits.

Use cases

Examples where the ST202M-C40 shines:

• Industrial manufacturing lines with feeder circuits that demand reliable 40A protection
• Commercial building distribution panels requiring safe, standards-compliant overcurrent protection
• OEM equipment where a trusted, standardized 40A breaker is part of the electrical design
• Motor control centers needing quick interruption of fault currents to protect motors and drives

Specifications at a glance

• Current rating: 40A
• Breaker type: Miniature Circuit Breaker (MCB)
• Applications: panelboards, switchboards, control panels, OEM equipment

Choosing ABB ST202M-C40 means prioritizing safety, reliability, and operational continuity in your electrical distribution. When uptime matters and protection needs to be consistent across multiple panels or machines, this 40A MCB is a pragmatic, proven choice for industrial, commercial, and OEM environments.