Description
UnitedSeats C4 Office Chair – Leather with Fabric Blue/Black | Article No. US.291763
The UnitedSeats C4 is a premium 24/7 office chair designed for demanding work environments such as control rooms, dispatch centers, and executive offices. Finished in a stylish blue and black leather/fabric combination, the C4 offers exceptional comfort, durability, and full ergonomic adjustability.
✔ Standard Features:
- Stepless height adjustment (12 cm range)
- High backrest with tilt adjustment (0–17°)
- Adjustable headrest
- Seat cushion depth and tilt adjustment
- Seat rocker adjustment (±5°)
- Luxury EVO armrests – adjustable in height and angle
- Mechanical lumbar support – continuous rotation
- Seat width: 49 cm
- Full leather trim with white contrast stitching
- Heavy-duty gas lift
- 5-star chrome base with smooth-rolling 6 cm castors
➕ Optional Upgrades:
-
4D Comfort Armrests – adjustable in height, width, and direction
+ €79
-
Comfort Headrest – articulating, height adjustable, lockable, with hygienic antimacassar cover
+ €169
- 5 cm castor wheels
- Low-profile gas lift
📦 Part of the Synergy Series
This chair belongs to the UnitedSeats Synergy 24/7 series – developed for maximum operator comfort during continuous use. Explore other models in this series:
- US.291761 – C1 Leather/Fabric Blue/Black
- US.291760 – C1 Leather/Fabric Black
- US.291762 – C4 Leather/Fabric Black
- US.291764 – C8 Leather/Fabric Black
- US.291765 – C8 Leather/Fabric Black/Blue
🧾 Certified Quality & Safety:
- Crib 5 Fire Safety Standard – BS 7176:2007 + A1:2011
- EN-1335 European Office Chair Standard
👍 Pros and Cons:
-
✔ Seat depth and tilt adjustment
-
✔ Mechanical lumbar support
-
✔ Fully adjustable armrests and headrest
-
– 4D armrests and comfort headrest available as paid options
Order your UnitedSeats C4 chair online or request a quote for bulk or customized configurations. Questions? Our seating experts are here to help!