Throna 24 Ergonomic Office Chair for 24-Hour Use
The Throna 24 chair is a sturdy and reliable workhorse for demanding work environments. Designed for intensive 24/7 use, it offers exceptional comfort and ergonomic functionality to support your operators during long work shifts. With its rock-solid durability, its reinforced structure allows it to withstand extreme conditions (3/8 shifts, multiple operators, reclined use, etc.).
Ergonomics is also a priority to ensure optimal productivity and comfort for operators working on these “non-standard” missions. Our Throna 24 chair offers numerous advanced adjustment features to adapt to each user’s body type and postural needs. It features dual lumbar adjustments (height and curvature) and offers one of the widest recline angles on the market (126°) to provide support and stability during both active work and rest.
The chair is a central component of the workstation, but there are other tools available to optimize its ergonomics and reduce the risk of developing musculoskeletal disorders (MSDs). To learn more, see our dedicated advice sheet: “Office Ergonomics: What Tools Should You Use to Prevent MSDs?”
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Key Features
Unmatched durability
Total opening angle of 126° (semi-reclined position)
Exceptional comfort
Numerous adjustment options
Adjustable lumbar support
10-year warranty
Test Compliance
UNI EN 1335-1+2+3
BS5459-2+A2
TÜV SÜD GS
Settings
Seat height
Seat tilt
Seat depth
Backrest tilt
Lumbar support
Optional headrest height, tilt, and depth
Armrest tilt
Optional armrest height, spacing, and depth
Options
- 4D Armrests
- Dual lumbar adjustment
- Possible customizations for the request
- Round footrest
- Leather Upholstery
- Mixed surface
- Fabric upholstery
- Reciprocating Cylinders
| Standard Seat Height Adjustment | 44–55 cm |
|---|---|
| Seat Height Adjustment (Lower Cylinder) | 41.5–48 cm |
| Seat Height Adjustment (Upper Cylinder) | 52.7–66.2 cm |
| Standard seat dimensions (W x D) | 51 x 41 cm |
| Seat Depth Adjustment | 41–51 cm |
| Standard backrest dimensions (H x W) | 63 x 51 cm |
| Backrest Tilt Range | 22° |
| Mechanics | Toggle |
| Seat Tilt Range | 16° |
| Armrests | Yes |
| Armrest Height Adjustment | 16–27 cm |
| Armrest Height Range | 11 cm |
| Armrest Width Adjustment | 50 cm |
| Headrest | Yes |
| Base Diameter | 70 cm |
| Caster Diameter | 6 cm |
| Armrest dimensions (W x D) | 6 x 36 cm |
| Maximum user weight | 200 kg |
| Armrest Tilt Adjustment | +90° / -15° |
| Seat Composition | Foam |
| Lumbar Support Adjustment | Yes |
| Abrasion resistance | Martindale 500,000 |
| Warranty | 10 years |
| Cumulative opening angle | 126° |




