General Electric FEN34DB250KF 250A 3-Pole 480 V Circuit Breaker Potential Transformer

Meet the General Electric FEN34DB250KF — a rugged, high-performance circuit breaker with an integrated potential transformer, engineered for demanding 480 V three-phase power systems. Rated at 250 A and built in a 3-pole configuration, this GE device protects feeders and main circuits in industrial environments while enabling reliable monitoring and protection through its built-in transformer.

• Current rating: 250 A
• Poles: 3
• Voltage rating: 480 V
• Part Number: FEN34DB250KF
• Manufacturer: General Electric

Why this matters: in high-energy facilities, safeguarding equipment and maintaining uptime is essential. The FEN34DB250KF’s combination of a sturdy protective device with a potential transformer simplifies protection schemes, supports metering, and improves fault visibility without needing additional components in many GE-compatible panels.

Optimal use cases include:

• Industrial facilities with 480 V three-phase distribution networks
• Panels and switchgear in manufacturing plants, data centers, and large commercial buildings
• Spare or replacement breaker for GE-made distribution systems requiring integrated sensing and protection

Key benefits:

• Fast, reliable tripping to isolate faults and minimize damage to transformers, motors, and wiring
• Integrated potential transformer for accurate sensing and compatibility with protective relays and metering equipment
• Compact, 3-pole design that fits standard GE panels and distribution boards
• Proven GE reliability and service support, helping reduce downtime and maintenance complexity

Installation and compatibility tips:

• Ensure your panel or switchgear is GE-compatible and rated for 480 V three-phase systems
• Have a qualified electrician perform installation and verification per local electrical codes
• Keep a record of the Part Number (FEN34DB250KF) for future replacements or warranty needs

Whether you're upgrading an aging distribution network, stocking spares for critical infrastructure, or designing a new 480 V facility, the General Electric FEN34DB250KF 250 A 3-Pole 480 V Circuit Breaker Potential Transformer delivers robust protection with integrated monitoring capabilities—helping you protect assets, improve reliability, and maintain safer, more efficient power distribution.