TA1200NB1 - 1200A N-frame Lug

TA1200NB1 -  1200A N-frame Lug

If you’re dealing with high-amperage breakers, you already know the connection point isn’t something you can afford to overlook. The Eaton TA1200NB1 terminal kit is built to give you a clean, secure connection where it matters most—right at the breaker. Designed for use with N-frame breakers in the Series G lineup, this accessory makes it easier to handle large conductors without fighting the install. It accepts both copper and aluminum wiring, which gives you flexibility in the field, especially when you’re working with existing systems or mixed conductor types. What stands out here is the balance between capacity and practicality. With a 1200-amp rating and support for up to four large conductors, this terminal is well-suited for heavy-duty applications, yet it installs in a straightforward, no-nonsense way. Whether you’re upgrading equipment or building out a new panel, this is the kind of component that helps you get the job done right the first time—tight connections, reliable performance, and fewer callbacks.

Key Features and Benefits

• Built for Eaton Series G molded case circuit breakers
• Fits N-frame (J-K frame size) configurations
• Rated for up to 1200 amps in demanding environments
• Accepts both copper and aluminum conductors
• Supports (4) #4/0 AWG to 500 kcmil wire sizes
• Helps create secure, consistent electrical connections
• Designed for ease of installation in the field

Technical Specifications

• Catalog Number: TA1200NB1
  
• Product Type: Molded case circuit breaker accessory terminal
  
• Amperage Rating: 1200A
  
• Frame Size: J-K (N-frame compatible)
  
• Series: Series G
  
• Wire Range: (4) #4/0 AWG – 500 kcmil
  
• Terminal Type: Cu/Al pressure terminals
  
• Dimensions: 3.2" D x 2.5" W x 4.5" H
  
• Weight: 1.25 lbs
  

Material Compliance and Certifications

• This terminal is manufactured to meet Eaton’s established quality and performance standards. For projects with specific compliance requirements, it’s always a good idea to confirm details against current manufacturer documentation.

Where It Works Best

• You’ll typically see the TA1200NB1 used in:
• Industrial facilities with high electrical loads
• Commercial buildings and large-scale panel systems
• Data centers and critical power environments
• Retrofits involving Eaton Series G breakers
• New installations requiring large conductor terminations