Secondary Extension


  • Widely used for low voltage secondary lines and for rural work where secondary racks do not give the desired spacing. 
  • Insulators must be ordered separately.
  • Extension bracket with clevis (U411B9) is used where additional line clearance is required or adjacent to a transformer.

Material: Hot Dip Galvanized


Links & PDFs

U411B9 Dim Drawing Image

Catalog Number E Mtg Hole Opening O Steel Size Pin Dia Weight/100 (lbs)
U411B9 12 11/16 Dia., (2) 9/16 Dia. 3 3/8 1 1/4 Pipe 5/8 519

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