LT3300T - 300 Amp Trip Unit

LT3300T - 300 Amp Trip Unit

Meet the Eaton LT3300T — a high-performance trip unit built to safeguard your commercial and industrial electrical setup. With its 300 A rating and thermal‑magnetic protection built right in, this trip unit ensures reliable overload and short-circuit defense. It's explicitly crafted for Eaton's Series C J–K frame breakers, offering dependable integration—pair it with the correct J–K frame, and you've got yourself a complete breaker ready for demanding electrical environments.

Key Features and Benefits

• Thermal‑Magnetic Protection: Combines heat‑sensitive and magnetic mechanisms to accurately trip for overcurrent and fault conditions, keeping systems safe.
• Fixed, Non‑Interchangeable Design: Reduces errors by eliminating the chance of swapping in the wrong trip unit; what you install is precisely what works.
• Compact and Lightweight: A slim, efficient design allows you to drop it into existing configurations without adding unnecessary bulk.
• Precision Performance: Engineered to deliver consistent functionality under heavy demands in harsh environments.
  

Technical Specifications

• Amperage Rating: 300 A
  
• Trip Type: Thermal‑Magnetic
  
• Frame Size Compatibility: Eaton Series C J–K Frame
  
• Number of Poles: 3
  
• Dimensions:
  • Length: 8.5 inches
  • Height: 5.7 inches
  • Width: 5.3 inches
• Weight: 2.85 lbs
  

Material Compliance and Certifications

• UL Listed: Meets North American safety standards and delivers peace of mind when it comes to reliability.
  

Suitability

• The LT3300T excels in commercial and industrial applications that require precise protection without complication. Whether you're outfitting a brand-new installation or retrofitting an existing setup, this trip unit provides stable and predictable performance—perfect for protecting heavy equipment and critical systems where precision matters most.