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T7404 Stepladders |  - Werner AsiaT7404 Stepladders |  - Werner AsiaT7404 Stepladders |  - Werner Asia


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T7404 4 ft Type IAA Fiberglass Twin Ladder

Performance Overview

StyleSizeReach HeightLoad CapacityType
Twin4 ft8 ft375 lbsType IAA Duty Rating

Werner T7400 twin Step Ladders feature a duty rating of 375 lbs per side of the ladder. Designed for one or two-person jobs, the T7400 ladders have heavy gauge aluminum tops and feature heavy duty internal spreaders to resist damage around the worksite or in transit. The GLAS*MARK® Violater stripes on the rails make the ladder more visible and the EDGE® bracing system and external rail shields add to the long lasting durability of these ladders. Fiberglass rails are non-conductive for working near electricity.


  • Rubber step bumpers to resist damage
  • The EDGE® bracing system helps to decrease damage to rail
  • Glas*Mark® Violator stripes on rails allow ladder to be more visible
  • Aluminum external rail shield helps protect against abrasion damage
  • Shoe pads riveted to the EDGE® structure
  • Every rivet backed up by metal, metal plates or washer to protect rails
  • Design for one or two-person jobs
  • Maximum load per side, including person and materials, shall not exceed duty rating of ladder
  • Heavy gauge aluminum extruded top with thick side plates
  • Back-up aluminum plates reinforce all top connectors
  • Shoulder bolt and lock nut on top hinge; 4 solid aluminum rivets attach top to each rail
  • Slip-resistant TRACTION-TRED® steps are double riveted and knee-braced
  • Extra heavy duty internal aluminum spreaders


FeatureSize / Details
Size4 ft
Reach Height8 ft
Maximum Standing Ht1 ft11 in
Load Capacity375 lbs
TypeType IAA Duty Rating
Approx. Product Width21-1/2 in
CertificationsANSI A14.5 (2007); OSHA
Approx. Spread36-1/8 in
Edge BracingHeavy
With 1 Pail ShelfNo
Spreader MaterialAluminum
Approx. Cu. Ft. Per Unit4.5

Package Contents

Part NumberQtyDescription


Top Dimension8-1/4 in x 14-1/2 in
Front Rails3-1/8 in
Front Flange1-3/16 in
Rear Rails3-1/8 in
Rear Flange1-3/16 in

Additional T7400 Series Models

Model No.SizeReach HeightMaximum Standing HtLoad CapacityTypeApprox. Product Width
T74044 ft8 ft1 ft11 in375 lbsType IAA Duty Rating21-1/2 in
T74055 ft9 ft2 ft10 in375 lbsType IAA Duty Rating23-1/2 in
T74066 ft10 ft3 ft10 in375 lbsType IAA Duty Rating25 in
T74088 ft12 ft5 ft9 in375 lbsType IAA Duty Rating28-1/2 in
T741010 ft14 ft7 ft8 in375 lbsType IAA Duty Rating32 in
T741212 ft16 ft9 ft7 in375 lbsType IAA Duty Rating35-1/2 in
T741414 ft18 ft11 ft6 in300 lbsType IA Duty Rating39 in
T741616 ft20 ft13 ft5 in300 lbsType IA Duty Rating42-1/2 in
T741818 ft22 ft15 ft4 in300 lbsType IA Duty Rating46 in
T742020 ft24 ft17 ft 3 in300 lbsType IA Duty Rating49-1/2 in