S1-GM2
This S1 series ergonomic office chair series is designed for modern workspaces that demand long-hour comfort, structural reliability, and clean professional aesthetics. Available in medium-back and high-back ergonomic office chair options, the series focuses on precise body support with height- and depth-adjustable lumbar support, allowing users of different body types to maintain healthy posture throughout the workday. The advanced self-loading mechanism with 4-gear locking adapts automatically to sitting pressure, delivering smooth reclining control without manual strain. Each model features a fabric upholstered seat, 3D adjustable armrests, and a Class 4 gas lift for stable and safe height adjustment. Built on a durable 350# nylon base with smooth 60# nylon castors, these chairs ensure long-term performance in corporate offices, government projects, and commercial environments. As a professional ergonomic office chair solution, this series balances comfort, durability, and cost efficiency, making it an ideal choice for office chair wholesale, OEM/ODM customization, and large-scale workspace projects.
- Frame: High-strength PA (nylon) frame with stable structure, designed for long-term commercial use in ergonomic office chair applications
- Back Options: Available in medium-back and high-back ergonomic office chair designs, meeting different posture support needs for office, home office, and professional workspaces
- Lumbar Support: Height- and depth-adjustable lumbar support, precisely fitting the natural curve of the spine to reduce lower-back pressure during long sitting hours
- Mechanism: Advanced self-loading mechanism with 4-gear locking, automatically adapting to body weight while providing controlled reclining and stable support
- Backrest Function: Ergonomic reclining backrest with smooth tilt control, supporting dynamic sitting and improved comfort throughout the workday
- Seat: Comfort-focused fabric upholstered seat, engineered for durability, breathability, and consistent support in high-frequency office environments
- Armrests: 3D adjustable armrests, allowing height, angle, and position adjustment to support arms and shoulders naturally
- Seat Height: Smooth and precise seat height adjustable design, suitable for users of different heights and desk configurations
- Gas Lift: Class 4 certified gas lift, ensuring safe, stable, and long-lasting lifting performance in professional office use
- Base: Reinforced 350# nylon base, offering strong load-bearing capacity and enhanced overall chair stability
- Castors: Durable 60# nylon castors, providing smooth, quiet movement across various floor types without damaging surfaces
Material (MOQ: 300 PCS)
Base (MOQ: 300 PCS)
Armrest (MOQ: 300 PCS)
Headrest (MOQ: 300 PCS)
Specifications
Size of Chair
Dimensions
S1 Series Office Chair Dimensions
| Dimension | Size (mm) |
|---|---|
| Overall Width | 630 |
| Backrest Width | 450 |
| Headrest Width | 310 |
| Headrest Height | 180 |
| Armrest Height Range | 280–350 |
| Seat Height Range | 450–550 |
| Overall Height | 1105–1300 |
| Backrest Height | 530 |
| Backrest Height (from seat) | 940–1040 |
| Seat Depth | 460–510 |
| Backrest Depth | 510 |
| Base Width | 500 |
| Base Depth | 640 |
S1 Series Office Chair Dimensions
| Dimension | Size (mm) |
|---|---|
| Overall Width | 630 |
| Backrest Width | 450 |
| Headrest Width | 310 |
| Headrest Height | 180 |
| Armrest Height Range | 280–350 |
| Seat Height Range | 450–550 |
| Overall Height | 1105–1300 |
| Backrest Height | 530 |
| Backrest Height (from seat) | 940–1040 |
| Seat Depth | 460–510 |
| Backrest Depth | 510 |
| Base Width | 500 |
| Base Depth | 640 |