General Electric TKMA3Y1200XL 1200A 3-Pole 600 V Circuit Breaker

General Electric delivers rugged, reliable protection for demanding electrical systems with the TKMA3Y1200XL 1200A 3-Pole 600 V Circuit Breaker. Designed for three-phase power distribution, this GE breaker provides dependable overcurrent protection at up to 600 V, helping keep large feeders and equipment protected in industrial and commercial environments.

Key specifications

• Current rating: 1200 A
• Poles: 3
• Voltage rating: 600 V
• Part number: TKMA3Y1200XL

What problems it solves

In systems with high current demands, a single fault can cascade into costly downtime and equipment damage. The TKMA3Y1200XL provides fast, reliable interruption of excessive current on all three phases, helping prevent motor stalling, conductor overheating, and secondary faults. Its three-pole design ensures simultaneous disconnection of all conductors in a three-phase circuit, improving safety, phase balance, and upstream protection coordination.

Ideal for

• Industrial power distribution panels requiring high-current protection
• Large-motor circuits and heavy feeders in manufacturing facilities
• Commercial facilities with substantial three-phase loads and critical equipment
• Spare or replacement parts for GE TKMA-series installations

Why choose the GE TKMA3Y1200XL

• Dedicated high-current protection: The 1200 A rating is built for heavy-duty applications where reliable fault interruption matters most.
• Three-pole design for three-phase systems: Ensures coordinated disconnection across all phases, reducing the risk of phase imbalances.
• 600 V capability: Suitable for a wide range of industrial and large commercial electrical distributions.
• Direct part identification: Clear GE part number TKMA3Y1200XL supports accurate maintenance, inventory management, and replacements.

Installation and practical tips

• Confirm that your GE panel accepts TKMA-series breakers and that the TKMA3Y1200XL is the correct replacement or installation for your three-phase circuit.
• Ensure proper electrical connections according to GE installation guidelines and local electrical codes. Always work with the system de-energized and by a qualified electrician.
• Adhere to panel-specific torque and termination instructions to maintain reliable performance and safe operation.
• Use this breaker for new builds or as a straightforward replacement in appropriate GE distribution equipment to preserve consistent protection coordination.

For robust, three-phase protection in high-current environments, the General Electric TKMA3Y1200XL 1200A 3-Pole 600 V Circuit Breaker delivers dependable performance and straightforward integration into GE-powered electrical systems. Ready to upgrade or complete your spare parts kit? Add the TKMA3Y1200XL to your cart and secure reliable, industry-proven protection for your critical loads.