Industrial SNT3T14K 440 V Circuit Breaker

Industrial SNT3T14K 440 V Circuit Breaker is a robust protective device designed for demanding 3‑phase power systems. With a 440 V rating and the precise part number SNT3T14K, this circuit breaker delivers dependable overcurrent protection for industrial feeders, panels, and equipment.

Designed for durability in factory environments, the SNT3T14K helps minimize downtime by reliably interrupting fault currents and preventing damage to motors, transformers, and wiring. Its three-pole configuration provides balanced protection across all phases, ensuring safer operation of your 440 V distribution network.

Key benefits

• Three-pole protection for balanced three-phase circuits (L1–L2–L3).
• 440 V voltage rating compatible with standard industrial power systems in many facilities.
• Exact-match part number SNT3T14K simplifies stocking, replacement and service workflows.
• Thermal-magnetic trip mechanism delivers prompt response to overloads and short circuits, reducing equipment wear and unplanned downtime.
• Rugged industrial design built to withstand the demands of manufacturing floors and electrical closets.

Who should consider this circuit breaker? Facilities with 440 V, three-phase power looking for reliable protection of motors, conveyors, pumps and distribution feeders. It’s well-suited for industrial control panels, switchgear assemblies, and panel upgrades where precise, dependable protection is essential.

Practical tips for use:

• Verify compatibility with your panel’s busbar arrangement and mounting style before installation.
• Keep spare SNT3T14K units in stock for faster maintenance and minimal downtime during replacements.
• Regularly inspect and test the trip mechanism in accordance with your plant’s maintenance schedule to ensure readiness in fault conditions.