Werner T400 Series Aluminum Twin Stepladders 375 Lb. Rating 4 Ft. - 12 Ft.

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$203.11 to $580.27
SKU: T400
$203.11 to $580.27

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Werner T400 Series Twin-Sided Stepladders - Type IAA 375 Lb. Duty Rating


The aluminum multi-use twin stepladder T400 series have a duty rating of 375 pounds per side making these ladders ideal for one or two-person jobs. The tops are made of heavy gauge extruded aluminum, and the steps are connected with a solid double riveted construction. The extra wide TRACTION-TRED® steps are slip resistant. The bottom steps are braced with full U channel knee braces.


  • Thick side plates
  • Heavy gauge aluminum extruded top
  • Shoulder bolt and lock nut on top hinge; 4 solid aluminum rivets attach top to each rail
  • Solid double riveted construction
  • Heavy duty external aluminum spreaders on 4ft and 6ft models; internal spreaders on 8ft 10ft and 12ft
  • Slip-resistant TRACTION-TRED® extra wide steps
  • Full U-channel bracing on bottom steps
  • Slip-resistant foot pad
  • Design for one or two-person jobs
  • Maximum load per side, including person and materials, shall not exceed duty rating of ladder
  • Duty Rating: Type 1AA 375 lbs.
  • Material: Aluminum
  • Certifications: ANSI A14.2 (2007); OSHA


Product Codes: T404, T406, T408, T410, T412

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