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Manufacturer 3M
Mfg Catalog # CI-350
Irby Part # 3706966


  • Standard barrel ensures a secure fit and offers reliable performance
  • Built-in solid center oil stop allows for correct positioning
  • For use with the 3M Cable Splice Kits QS-I, QS-II and QS-III Series
  • Made of aluminum for good conductivity and tin plating for corrosion resistance
  • Rated up to 35 kV
  • Meets ANSI C119.4
  • RoHS 2011/65/EU Compliant


  • Barrel Style: Standard Barrel
  • Body Material: Aluminum
  • Breakout Boot: No
  • Cable Insulation Outside Diameter Range: 0.33-0.50 in
  • Cable Insulation Outside Diameter Range (Metric): 8.4-12.7 mm
  • Compatible With: Molded Rubber Splices 15 kV and 25 kV - 5420, 5450 & 5451A - 5451R
  • Conductor Sizes: 8 AWG - 6 AWG - 2 AWG - 4 AWG
  • Connector Base Metal: Aluminum
  • Connector Type: Compression
  • Electrical Connector Type: Compression Connectors
  • Family: QT-III
  • For Use With: Aluminum or Copper Conductors
  • Indoor/Outdoor: Indoor Non-skirted
  • Insulation Material: Non Pertinent
  • Insulation Rejacketing: Yes
  • Lug/Stem Connector Included in Kit: No
  • Maximum Conductor Size: 350 kcmil
  • Maximum Installed Length: 8.50 in
  • Maximum Operating Voltage: 35 Kilovolt
  • Maximum Solid Conductor Size: N/A
  • Maximum Stranded Conductor Size: 350 kcmil
  • Minimum Conductor Size: 350 kcmil
  • Number of Conductors: 3
  • Number of Skirts: 0
  • Outer Diameter (Imperial): 1.12 in
  • Outside Diameter (Metric): 28.4 mm
  • Overall Length (Imperial): 3.7 in
  • Overall Length (Metric): 94 mm
  • RoHS EU Comments: RoHS 2011/65/EU compliant without exemption


UPC 05400711925
Item Long Description The 3M Aluminum Connectors CI Series are for splicing applications on aluminum or copper cable conductors. The CI Series aluminum connectors are specially designed for use with 3M QS, QS II and QS III Pre molded Power Cable Splice Bodies. Each connector is electro tin plated to resist electrolytic corrosion, and have a solid center stop. These connectors meet the requirements of ANSI C119.4.
GTiN 00054007119258
Family Brand Name 3M
Length 3.7 in
Barrel Type Standard Barrel
Conductor Size 350 MCM
Overall Length 3.7 in

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