RH Logic 400 High Back Black Office Chair (with 8S armrests, neckrest & xl seat)
The RH Logic 400 is a premium ergonomic office chair crafted to deliver lasting comfort, improved posture, and enhanced productivity. Rooted in Scandinavian design, it combines precise adjustability with robust build quality, making it ideal for demanding work environments and long hours of use. Its features include a high backrest, inflatable lumbar support, adjustable seat depth, a fully adjustable neckrest (height, depth, and angle), and 8S armrests (height, depth, width and rotational top). With this level of personalisation, you can fine-tune your seating position to perfectly match your body and working style. By encouraging active sitting, it reduces fatigue and keeps you energised throughout the day.
From corporate offices to hybrid workspaces and home setups, the RH Logic 400 offers dependable ergonomic support that promotes wellbeing and helps guard against musculoskeletal strain.
- Tension controlled knee tilt mechanism providing responsive movement whilst maintaining support
- Highly adjustable chair to accommodate a wide range of needs
- Independent backrest angle adjustment
- High backrest shaped to fit the contours of the back
- Inflatable lumbar air cell
- Seat depth adjustment for optimal support under thigh
- Armrests include height, depth, width adjustment with rotational top
- Seat benefits from a flexed front edge
- XL seat option
- B gas stem
- Neckrest offering height, depth and angle adjustment
- Graphite aluminium base
- 10 year warranty with easy to replace parts for longevity
- Suitable for office environments
- Backrest length:
- 620 mm
- Backrest width (widest point):
- 447 mm
- Backrest adjustment:
- 604-683 mm
- Seat height (lowest):
- 480 mm
- Seat height (highest):
- 610 mm
- Seat pan width:
- 485 mm
- Seat pan length:
- 515 mm
- Seat pan (longest):
- 572 mm
- Seat pan (shortest):
- 444 mm
- Lumbar height:
- 170-255 mm
- Weight limit:
- 150 kg
- Seat tilt angle:
- 4.5° forward, 17.2° back
- Armrest (lowest):
- 200 mm
- Armrest (highest):
- 300 mm
- Armrest pad length:
- 210 mm
- Armrest pad width:
- 85 mm
- Armrest width adjustment:
- 375-535 mm
- Coccyx cut-out size (D x W):
- Not featured on this version
- Headrest/neckrest pad width:
- 240 mm
- Headrest/neckrest pad height:
- 90 mm
- Warranty:
- 10 years
Supporting Documentation
Product Videos
