General Electric | TKM3900 | Circuit Breaker | 3-Pole | 600V

Meet the General Electric TKM3900 Circuit Breaker — a genuine, three-pole protective solution engineered for dependable performance in three-phase electrical systems at up to 600V. This is the exact type of component you reach for when reliability and compatibility matter, especially in maintenance, retrofit, and replacement projects.

Why choose the GE TKM3900 for your panel or switchgear?

• 3-Pole configuration provides balanced protection across all three phases, helping to safeguard three‑phase motors, drives, and distribution circuits without complicating wiring.
• 600V rating aligns with a broad range of industrial and commercial applications, delivering consistent protection in higher‑voltage environments.
• Genuine GE part with TKM3900 as the definitive reference for compatibility, helping you preserve the original design intent and system behavior.

Ideal use cases

• Maintenance: replace worn or failing breakers to restore original protection without altering system configuration.
• Retrofit: upgrade or reconfigure panels that specify the TKM series for continued reliability and expected performance.
• Replacement: restore service in gear that lists TKM3900 as the required part number, ensuring a like-for-like fit and operation.

Practical guidance for matching and ordering

• Use the part number TKM3900 as the primary reference when cross-checking with your equipment’s documentation or BOM.
• Verify that your system voltage and panel footprint align with a 3‑pole, 600V configuration before purchasing.
• Confirm mounting and connection details match your existing installation to avoid compatibility issues.

What to expect in the field

• A straightforward replacement that supports ongoing uptime for critical machinery and distribution ladders.
• Clear alignment with GE’s original design standards, helping to maintain warranty considerations on compatible equipment.

Notes for shoppers

Before ordering, confirm fit and ratings to ensure seamless integration with your specific GE equipment. The part number remains the most reliable reference for compatibility, helping you avoid mismatches and delays.