ABB | S3L005MW | Circuit Breaker | 5A | 3-Pole

Meet the ABB S3L005MW Circuit Breaker — a 5-amp, 3-pole protective device designed for reliable protection in three-phase electrical systems. When you need an exact spec match for maintenance, retrofit, or replacement projects, this ABB part number is the reference you can trust: S3L005MW.

Key specs at a glance:

• Amperage: 5A
• Poles: 3-Pole
• Part number: S3L005MW

Notes: Confirm fit and ratings before ordering. The part number is the best reference for compatibility.

Why this ABB circuit breaker matters in your system

• Precise compatibility: Designed to align with ABB distribution and control schemes that require an S3L005MW device, reducing installation guesswork and downtime.
• Three-phase protection: The 3-pole configuration ensures simultaneous switching across all three lines, helping prevent phase imbalance and protecting connected equipment.
• Low-current control suitability: The 5A rating is ideal for control circuits and specific automation panels where small but critical current protection is essential.
• Reliability you can count on: Backed by ABB’s engineering standards, this breaker is built for consistent performance in servicing, retrofitting, and replacing aging components.

Ideal use cases

• Maintenance and service on ABB-based panels or automation enclosures that specify a 5A, 3-pole device
• Retrofit projects to restore original protection levels in existing electrical cabinets
• Spare part for service teams handling three-phase equipment that requires exact S3L005MW specifications

Practical tips for a smooth fit

• Use the part number S3L005MW as the primary reference when confirming compatibility with your panel or enclosure.
• Before ordering, verify that your system requires a 3-pole device with a 5A rating and that the installation environment matches the breaker’s intended use.
• During installation, follow standard electrical safety practices and ensure power is isolated prior to replacement to minimize downtime.