MagnaLug Butt Splice Connector 4/0 AWG / Gauge, 6840

Part Number
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The MagnaLug butt splice connector is compatible 4/0 AWG / Gauge battery, starter, alternator, power and ground cable. Use the MagnaLug butt splice connector to extend the length of a cable or repair a section of damaged cable.


  • Made of 100% Copper
  • Tin Plated for Added Conductivity and Corrosion Resistance
  • Heavy Wall Construction - 80% Heavier than Standard Copper Lugs
  • Excellent for Heavy-Duty Applications (Commercial, Construction, Military, Industrial, Farm & Agricultural)
  • Exceeds SAE Conductivity Standards J163 and J1811
  • Conforms to TMC Recommended Practice RO104A - American Trucking Associating
  • UL Listed when attached with UL Listing Crimping Tools
  • RoHS Compliant
  • Made in the USA
More Information
Part Number 6840
MPN 6840
Cable Gauge 4/0 Gauge
Lug Type Crimp
Lug Style Butt Splice
RoHS Compliant Yes
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