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Topstar office chair Open X, light grey, 110 kg load capacity
€178,96
incl. VAT
€147,90 excl. VAT (21%)
Price excluding shipping costs: €4,95 incl. VAT for orders under €49,95. From €49,95 we ship for free.
✗ Not in stock
Expected from supplier: week 48 (23 November - 29 November 2026)
Brand: Topstar
| Article number | 77400126 |
|---|---|
| EAN | 4014296954585 |
| OEM number | OX4000 T23 |
| Weight | 14,400 kg |
|---|---|
| Dimensions | B: 800 mm × H: 380 mm × D: 600 mm |
| Country of origin | Duitsland |
| Customs tariff (HS code) | 94013100 |
| VAT rate | 21% |
This is why Dex likes this article
This Topstar office chair effortlessly adapts to your working day, thanks to the infinitely adjustable seat height and adjustable backrest. Sit comfortably with a load capacity of up to 110 kg, and optionally expand with armrests.
When do you choose this product?
When do you need an office chair with high load capacity?
This Topstar Open X office chair is specially designed for intensive office use with its load capacity of 110 kg. You choose this model when you need a sturdy work chair that withstands daily use and is suitable for multiple users. The chair offers the stability and durability you expect from professional office furniture.
Why choose this compact size?
With seat dimensions of 480 x 480 mm, this chair offers a compact seat that fits perfectly in smaller workspaces or at desks where saving space is important. The seat height is infinitely adjustable between 420 and 570 mm, so you can always find the right working posture regardless of your height. This size combines comfort with efficient use of space.
Flexible back support for long hours of work
The 580 mm high backrest is adjustable in both height and tilt and features an upholstered cushion. This means you can set the back support precisely to your working posture and body height. The 100% polypropylene covering provides a sturdy, low-maintenance finish in light grey that suits modern office interiors.
Practical expansion options
This office chair is delivered without armrests, but you can optionally add armrests type P4 (article number 77400128). The black polyamide base provides a stable foundation, and the flat seat ensures a neutral sitting position. This allows you to tailor the chair precisely to your work requirements and budget.
This Topstar Open X office chair is specially designed for intensive office use with its load capacity of 110 kg. You choose this model when you need a sturdy work chair that withstands daily use and is suitable for multiple users. The chair offers the stability and durability you expect from professional office furniture.
Why choose this compact size?
With seat dimensions of 480 x 480 mm, this chair offers a compact seat that fits perfectly in smaller workspaces or at desks where saving space is important. The seat height is infinitely adjustable between 420 and 570 mm, so you can always find the right working posture regardless of your height. This size combines comfort with efficient use of space.
Flexible back support for long hours of work
The 580 mm high backrest is adjustable in both height and tilt and features an upholstered cushion. This means you can set the back support precisely to your working posture and body height. The 100% polypropylene covering provides a sturdy, low-maintenance finish in light grey that suits modern office interiors.
Practical expansion options
This office chair is delivered without armrests, but you can optionally add armrests type P4 (article number 77400128). The black polyamide base provides a stable foundation, and the flat seat ensures a neutral sitting position. This allows you to tailor the chair precisely to your work requirements and budget.
Specifications according to the manufacturer
Office chair "Open X (P)"
Modern, trendy office chair with open back frame
• Upholstery: 100% polypropylene
• newly designed "Window" backrest with laminated upholstered cushion
• ensures a pleasant sense of well-being for the back
• adjustable in height and tilt
• black, comfortable flat seat with rounded front edge (knee roll)
• synchro mechanism, for synchronised adjustment of seat and backrest tilt
• backrest tilt and seat tilt follow the movements of the seated person
• adjustable to the respective body weight, lockable with safety release
• stable black plastic five-star base
• load-dependent braked safety twin castors for carpeted floors
• seat height adjustment with top lift
• armrest height: 580 mm
• seat dimensions: (W)480 x (D)480 x (H)420 - 570 mm
• optional armrests type P4(OPA) (not included in delivery)
Note: Products listed as accessories are not part of the chair and are not included in the delivery!
Sitting time recommendation: unlimited use
- Recommended for intensive use in commercial / private environments
- Use without restriction
- high seating comfort
- high ergonomic specification
- EN 1335 1-3 and GS-tested
Modern, trendy office chair with open back frame
• Upholstery: 100% polypropylene
• newly designed "Window" backrest with laminated upholstered cushion
• ensures a pleasant sense of well-being for the back
• adjustable in height and tilt
• black, comfortable flat seat with rounded front edge (knee roll)
• synchro mechanism, for synchronised adjustment of seat and backrest tilt
• backrest tilt and seat tilt follow the movements of the seated person
• adjustable to the respective body weight, lockable with safety release
• stable black plastic five-star base
• load-dependent braked safety twin castors for carpeted floors
• seat height adjustment with top lift
• armrest height: 580 mm
• seat dimensions: (W)480 x (D)480 x (H)420 - 570 mm
• optional armrests type P4(OPA) (not included in delivery)
Note: Products listed as accessories are not part of the chair and are not included in the delivery!
Sitting time recommendation: unlimited use
- Recommended for intensive use in commercial / private environments
- Use without restriction
- high seating comfort
- high ergonomic specification
- EN 1335 1-3 and GS-tested
Specifications
Version
without armrests
Seat upholstery
Polypropylene
Seat colour
light grey
Load capacity
110 kg
Manufacturer
Hazard information
No hazard classification applies according to the available manufacturer and supplier information.
This product contains no substances classified as hazardous under the CLP Regulation.
This product contains no substances classified as hazardous under the CLP Regulation.
Product information checked by XtremeOffice
This page has been compiled based on information from the manufacturer and our supplier. Last checked on 30-10-2026.
This page has been compiled based on information from the manufacturer and our supplier. Last checked on 30-10-2026.
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