Siemens | NGB3K025B | Circuit Breaker | 25A | 3-Pole | 600V

Siemens NGB3K025B is a dependable 25A, 3-pole, 600V circuit breaker engineered for robust protection in three-phase electrical systems. Designed for maintenance, retrofit, and replacement projects, this unit references exact Siemens specifications to ensure a precise, drop-in fit.

• Three-pole protection: Ensures simultaneous interruption of all three conductors, safeguarding three-phase circuits during fault conditions.
• 25A current rating: Delivers targeted protection for moderate-load motor and equipment circuits without nuisance tripping in normal operation.
• 600V voltage rating: Suitable for typical industrial distribution networks, providing reliable performance in higher-voltage environments.
• Primary compatibility reference: Use the part number NGB3K025B as the key reference to verify fit with Siemens panels and accessories.
• Versatile用途: Ideal for panel upgrades, retrofits, and replacements within existing Siemens installations, helping maintain system uniformity and ease of maintenance.
• Durable Siemens design: Built to deliver consistent performance and reliable trip characteristics across demanding industrial applications.

Key specifications

• Amperage: 25A
• Poles: 3-Pole
• Voltage: 600V
• Model/Part: NGB3K025B

Ideal use cases

• Protection for three-phase motor circuits in manufacturing lines and process equipment
• Panel board retrofits and replacements where exact Siemens specifications are required
• Repairs or upgrades in commercial facilities relying on Siemens electrical protection components

Practical notes: Always confirm fit and ratings before ordering. The NGB3K025B part number is the best reference for compatibility with your Siemens equipment to ensure a proper, reliable installation.