Black Color Ergonomic Lab Chairs Height Adjustable Backrest With Lumbar Support
Specification:
Model No. | PT-031210 |
Material | Synthetic leather/high elastic sponge/eucalyptus wood |
Seat Size(w*d) | 440*410mm |
Back Size(w*h) | 390*250mm |
Function | Soft-tough pneumatic seat-height adjustment / Seat rearward tilt / backrest tilt and height adjustment |
Height Adjustable Range | 400-540mm(from seat to ground,different height range can be selected) |
Base | Φ550mm /20*40mm,High-quality cold-rolled steel pipe stamping forming, electroplating |
Wheels | PA Nylon, Fixed and Moveable optional |
ESD Version | system resistance 10E4 ——10E9 Ω |
Cylinder/Foot ring/Armrest/Ground Chain can be selected as below

Package&Shipping
Packaging:
1. Packing type:pack by our standard export carton.
2. Packing way:
- parts packing(we separate one chair to 4 parts:seat/back/cylinder/base,then pack each part to carton.This package way can decrease the package volume and save freight fee.
- single packing(one chair in one carton)
Shipping:
- Sample is usually send out by express way(like UPS/DHL/Fedex)
- You can select sea way( FCL/LCL) or air way to ship for large quantity order. We can provide COO certificate.
Our Service
- Chair can be designed by yourself, we can customize your size,your color and your wanted functions.
- Professional engineers team to solve all your technical problem.
- High-efficiency factory team to accomplish your order at first time.
- Accept OEM
Company Information
- SIGMAFORCE is specialized in design, development and manufacturing of industrial chairs since been established in 2000. In these years, we created the brand "LEADAN "which is famous in China. Our chairs are widely used in industrial manufacturing, medical, laboratory and other areas, which are suitable for different working postures in different working environment. Each of "LEADAN” chair is designed in accordance with ergonomic. Our design philosophy is simple, comfortable, strong, durable and stressing industrial aesthetic.
- We have successfully opened the international market from 2007 and became the long-term partners with famous industrial company in Germany, Italy, UK, USA. We uphold the strict quality management, innovative design thinking, new marketing model and attentive service to build the Chinese first industrial chair brand!
Our Show Room


Our Factory



Why choose us?
1. OEM experiences above 15 years in this industry.
2. Factory manufacturing enterprise provide you with competitive price and superior quality.
3. Have stable supply chain which can gurantee our product quality and prompt delivery.
4. Our domestic sales with top ranking among Asia furniture material shops and China famous chair factories.
5. Trial order small quantity for retail and wholesale are accepted.
6. Fully equipped with advanced machines and experience workers.