3M 8426-9 Cold Shrink Connector Insulators
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Manufacturer 3M
Mfg Catalog # 8426-9
Viking Electric Part # 16436


  • Specially designed for primary insulation of solid dielectric insulated wires and cable splicing rated to 1000 volts
  • Simple installation which requires no tools
  • Sealing of terminal lug barrels, conduit couplings and conduit-to-cable breakouts
  • Made of black EPDM rubber
  • Made of EPDM rubber which contains no chlorides or sulfur
  • Withstands temperatures of -40 to 194 degrees F (-40 to 90 degrees C)
  • Environmental sealing for communication and other non-electrical applications


  • Cable Shielding: UniShield® - Non-shielded - Wire Shield - Tape Shield
  • Cable Type: Power Cable
  • Conductor Material: Copper - Aluminum
  • Conductor Size Range: 2/0 AWG-250 kcmil
  • Conductor Size Range (Metric): 70-125 mm²
  • Conductor Sizes: 2/0 AWG - 3/0 AWG - 4/0 AWG - 250 kcmil
  • Inner Diameter After Shrink (Imperial): 0.547 in
  • Inner Diameter After Shrink (Metric): 13.9 mm
  • Inner Diameter Before Shrink (Imperial): 1.185 in
  • Inner Diameter Before Shrink (Metric): 30.1 mm
  • Material: EPDM Rubber
  • Maximum Connector Length: 5.0 in
  • Maximum Connector Length (Metric): 127.0 mm
  • Maximum Operating Temperature (Celsius): 90 Degree Celsius
  • Maximum Operating Temperature (Fahrenheit): 194 Degree Fahrenheit
  • Minimum Operating Temperature (Celsius): -40 Degree Celsius
  • Minimum Operating Temperature (Fahrenheit): -40 Degree Fahrenheit
  • Model: Cold-shrink
  • Number of Conductors: 1
  • Overall Length (Metric): 228.6 mm
  • Product Type: Splice
  • Relaxed Tube Length: 9 in
  • Relaxed Tube Length (Metric): 228.6 mm
  • RoHS EU Comments: RoHS 2011/65/EU compliant without exemption
  • Splice Type: Cold Shrink
  • Voltage: 1 kV


UPC 05400734457
Long Description Quick and easy installation, no special tools and no heat requiredSeals tight, retains resiliency and pressureAccommodates a wide range of cable sizesResists acids, alkalis and ozoneNo mastic or tape required to seal
GTiN 00054007344575
Size 2/0 AWG; 250 kcmil; 3/0 AWG; 4/0 AWG
Voltage 1 kV
Type Cold Shrink Splice
Splice Type Cold Shrink
Material Aluminum; Copper
Product Type Splice
Number of Conductors 1
Conductor Size 250 MCM
Cable Type Power Cable
Family Brand Name 3M
Max Operating Temperature 194 degrees F
Overall Length 228.6 mm

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