General Electric TJ4V2604 400A 3-Pole 4 V Circuit Breaker

The General Electric TJ4V2604 400A 3-Pole 4 V Circuit Breaker is a high-capacity protection device designed for robust three-phase DC applications. Built to pair with GE panels and systems that require reliable, coordinated interruption across all three conductors, this breaker helps safeguard equipment and maintain electrical safety in demanding environments.

• Current rating: 400 A — provides strong overcurrent protection for heavy-duty DC circuits and high-load equipment.
• Poles: 3 — ensures simultaneous disconnection of all phases for improved safety and fault clearing in three-phase systems.
• Voltage rating: 4 V — suitable for low-voltage DC applications and control circuits within GE-compatible configurations.
• Part number: TJ4V2604 — a specific General Electric model that guarantees exact fit and performance when replacing an existing unit in compatible gear.

Why this 3-Pole 400A breaker stands out

Unlike smaller or single-pole devices, the TJ4V2604 is purpose-built for coordinating protection across three phases, reducing the risk of partial faults and providing a clearer, safer shutdown path during overloads or short circuits. Its General Electric heritage translates to proven reliability, consistent trip characteristics, and compatibility with established GE electrical panels and configurations.

Ideal use cases

• Three-phase DC distribution networks in industrial machinery and manufacturing lines where precise current control is critical.
• Control panels and automation circuits that operate at low DC voltage (4 V) but demand robust surge and fault protection.
• Replacement for existing TJ4V2604 units in GE-based systems to maintain panel uniformity and documented performance.

Practical benefits

• Coordinated protection across all three phases reduces the likelihood of unnoticed phase imbalances and improves overall system safety.
• High current rating supports demanding loads, helping prevent nuisance trips in equipment with significant startup or peak demand current.
• Part-specific compatibility (TJ4V2604) ensures a straightforward swap-in replacement without modifying panel hardware.

When planning an upgrade or replacement in GE-based electrical infrastructure, the General Electric TJ4V2604 400A 3-Pole 4 V Circuit Breaker provides a precise, reliable solution for protecting low-voltage DC circuits and ensuring safe, coordinated disconnection across all phases. Verify that your system’s voltage and panel configuration align with these specifications to maximize protection and longevity of your equipment.