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TRI-ARC Portable Stairs: 11.9 ft Overall Ht, Steel, 450 lb Load Capacity, Perforated - Steel Stairs
TRI-ARCSteel Stairs

TRI-ARC Portable Stairs: 11.9 ft Overall Ht, Steel, 450 lb Load Capacity, Perforated

The TRI-ARC Portable Stairs (SKU WISS111246, MPN WISS111246) are steel stairs with an overall height of 11.9 ft, a 450 lb load capacity, and 11 perforated steps. Finished in gray, these stairs are designed for…

SKU 3G-OTH-407343

Also listed as: WISS 111246 · WISS-111246

Brand
TRI-ARC
Item
Portable Stairs: 11.9 ft Overall Ht, Steel, 450 lb Load Capacity, Perforated
Category
Steel Stairs
Available to Order
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Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

TRI-ARC
Manufacturer Part Number
WISS111246
Type
Steel, Perforated
Steps
11
Load Capacity
450 lb

Technical Documents

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TRI-ARC Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TRI-ARC Portable Stairs (SKU WISS111246, MPN WISS111246) are steel stairs with an overall height of 11.9 ft, a 450 lb load capacity, and 11 perforated steps. Finished in gray, these stairs are designed for industrial access applications.

Frequently Asked Questions

What is the TRI-ARC Portable Stairs used for?

The TRI-ARC Portable Stairs (MPN WISS111246) provide safe elevated access in industrial settings such as warehouses, factories, and maintenance areas. With an 11.9 ft overall height and 450 lb load capacity, they allow workers to reach high machinery, shelving, or mezzanines. The perforated 11-step design reduces slip risk and debris buildup.

What are the specifications of the TRI-ARC Portable Stairs?

The TRI-ARC Portable Stairs (SKU 3G-OTH-407343) have an overall height of 11.9 ft, a 450 lb load capacity, and 11 perforated steel steps. The finish is gray, and the unit is constructed from steel. The manufacturer part number is WISS111246. These stairs are designed for durable industrial access applications.

Where to buy TRI-ARC Portable Stairs worldwide?

3G Electric supplies the TRI-ARC Portable Stairs (MPN WISS111246) to customers worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and a quote. We source and deliver this product to any international destination.

How to select the right TRI-ARC Portable Stairs for your facility?

To select the correct TRI-ARC Portable Stairs, verify the required working height matches the 11.9 ft overall height and that the load capacity of 450 lb meets your personnel and tool weight. Ensure the 11-step perforated design suits your environment for traction and debris management. Confirm the gray steel finish is compatible with your facility's corrosion-resistance needs.

Used in

Common applications for TRI-ARC
Warehouse mezzanine access — TRI-ARC fixed ladders (e.g., WLFS0119-Y) for vertical climbs to elevated storage areas.
Manufacturing floor crossover — TRI-ARC crossover bridges (e.g., 7CY88) spanning conveyor lines or equipment.
Maintenance platform entry — TRI-ARC walk-thru fixed ladders (e.g., WLFS0211-Y) for safe transition to rooftop units.
Mobile work positioning — TRI-ARC rolling step stools (e.g., WLAR002165) for tasks at low heights in assembly areas.
Custom access solutions — TRI-ARC configurable platform ladders (e.g., UCL9006246) for non-standard height requirements.
Directional changes in climb paths — TRI-ARC turn platforms (e.g., UCT04242) for 90-degree transitions in ladder systems.

TRI-ARC Products

3G Electric supplies TRI-ARC steel stairs. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
TRI-ARC Portable Stairs: 11.1 ft Overall Ht, Steel, 450 lb Load Capacity, Perforated, 10 Steps (MPN WISS110246)
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TRI-ARC Portable Stairs: 11.1 ft Overall Ht, Steel, 450 lb Load Capacity, Perforated, 10 Steps (MPN WISS110242)
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TRI-ARC Portable Stairs: 12.7 ft Overall Ht, Steel, 450 lb Load Capacity, Perforated, 12 Steps (MPN WISS112246)
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TRI-ARC Portable Stairs: 8.7 ft Overall Ht, Steel, 450 lb Load Capacity, Perforated, 7 Steps (MPN WISS107242)
TRI-ARC Portable Stairs: 8.7 ft Overall Ht, Steel, 450 lb Load Capacity, Perforated, 7 Steps (MPN WISS107246)
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TRI-ARC Portable Stairs: 8.7 ft Overall Ht, Steel, 450 lb Load Capacity, Perforated, 7 Steps (MPN WISS107246)

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TRI-ARC Portable Stairs: 10.3 ft Overall Ht, Steel, 450 lb Load Capacity, Perforated, 9 Steps (MPN WISS109246)
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