DXRacer 1238S Master Series Gaming Chair – Black (DMC-I238S-N-N1-A3)

Description

The DXRacer 1238S Master Series Gaming Chair is a flagship ergonomic chair designed for gamers, professionals, and creators who spend long hours at their desk. Upholstered in premium microfiber leather, it combines a luxurious feel with exceptional durability, while the high-density mold shaping foam provides lasting comfort and support.

The Master Series features a 4D integrated lumbar support system, an extra-wide height-adjustable memory foam headrest, 4D armrests, and a multi-functional tilt mechanism, allowing you to fine-tune your seating position for maximum comfort. Built with a reinforced metal frame, Class 4 gas lift, aluminum alloy base, and 3-inch PU silent casters, it delivers outstanding stability and long-term reliability.

Key Features

Executive Ergonomic Design

• Premium Master Series ergonomic gaming chair
• Integrated 4D adjustable lumbar support
• Extra-wide height-adjustable memory foam headrest
• Ergonomic high-back design
• Premium Black finish

Premium Comfort

• Soft microfiber leather upholstery
• High-density mold shaping foam
• Slow-rebound memory foam headrest
• Designed for extended gaming and work sessions

Advanced Adjustability

• 4D adjustable armrests
• 90°–135° reclining backrest
• Multi-functional tilt mechanism
• 15° rocking function
• Adjustable seat height
• Tilt lock at multiple positions

Heavy-Duty Construction

• Reinforced steel frame
• Class 4 SGS-certified gas lift
• Heavy-duty aluminum alloy wheelbase
• 3-inch (80 mm) silent PU caster wheels
• Built for long-term durability

Modular Design

• Swappable seat cushion
• Compatible with optional accessories
• Optional retractable footrest support
• Expandable modular ecosystem

Specifications

• Brand: DXRacer
• Series: Master Series
• Model: DMC-I238S-N-N1-A3
• Category: Gaming Chair
• Color: Black
• Upholstery: Premium Microfiber Leather
• Frame: Reinforced Steel
• Foam Type: High-Density Mold Shaping Foam
• Lumbar Support: Integrated 4D Adjustable Lumbar System
• Headrest: Height-Adjustable Memory Foam Headrest
• Armrests: 4D Adjustable
• Backrest Recline: 90°–135°
• Tilt Mechanism: Multi-Functional Tilt with Lock
• Rocking Function: Up to 15°
• Gas Lift: Class 4 (SGS/BIFMA Certified)
• Base: Aluminum Alloy
• Caster Wheels: 3" (80 mm) PU Silent Casters
• Recommended Weight: Up to 220 lbs (100 kg)
• Maximum Weight Capacity: 120 kg
• Recommended User Height: Up to 200 cm
• Chair Weight: 29.1 kg

What's in the Box

• DXRacer Master Series Gaming Chair
• Adjustable Memory Foam Headrest
• Integrated Lumbar Support System
• Assembly Hardware
• Installation Guide
• User Manual

Best For

• Competitive Gaming
• Professional Streaming
• Content Creation
• Home Office
• Productivity Workstations
• Long Gaming & Work Sessions

Why Choose the DXRacer Master Series?

• Premium microfiber leather delivers a soft feel with excellent durability.
• Integrated 4D lumbar support and a height-adjustable memory foam headrest provide personalized ergonomic comfort.
• 4D armrests, reclining backrest, and multi-functional tilt mechanism allow complete seating customization.
• Reinforced steel frame, Class 4 gas lift, aluminum base, and 3-inch silent PU casters ensure outstanding durability and smooth mobility.
• Modular design supports optional accessories and future upgrades.
• A premium ergonomic chair built for gamers and professionals who demand superior comfort, adjustability, and long-lasting performance.

--- Features ---

• Executive Luxury at the Cutting Edge of Comfort

  Designed to support prolonged sitting for gamers and professionals, with an ergonomic silhouette and modular expandability.

• 4D Integrated Lumbar Support

  Adjust lumbar depth and height using the right‑side control knob for ideal spinal alignment across your entire back.

• Height‑Adjustable, Extra‑Wide Headrest (12.2" × 10.2")

  High‑density, slow‑rebound memory foam eases neck pressure. A wider, curved design adapts to head shape and allows free movement.

• Six Levels of Adjustability — Fits All Heights

  Dial in your setup with multi‑point adjustability across headrest, lumbar, armrests, recline, height, and tilt.
  

• 4D Armrests

  Precisely position your forearms to reduce shoulder strain. Durability: 60,000‑cycle test with a 400 N force.

• 90°–135° Reclining Backrest

  90° for focused gaming and work, 135° for safe, comfortable relaxation. Rocking mode recommended for unwinding or napping.

• Multi‑Functional Tilt Mechanism

  Customize tilt in addition to seat height and lock at any angle. 15° rocking enabled via the left handle when desired.

• Class 4 Hydraulics (SGS certified, tested to BIFMA)

  Reliable, smooth height adjustment with safety compliance for everyday performance.
  

• Heavy‑Duty Base & Wider 3" PU Casters

  Reinforced wheelbase for stability; PU‑coated casters swivel quietly and roll smoothly across most surfaces.

• Retractable Footrest (optional)

  Add an adjustable footrest stool to relax between matches or during breaks. Note: additional purchase required.
  

• Swappable Seat Cushion
  

  Easily change the cushion module to tailor firmness and feel to your preference.

• Upgraded Parts — Tested for Confidence

  • Seat tilt endurance: 300,000 cycles with a 240 lbs (109 kg) load.
  • Hydraulics rotation: 60,000 cycles at both highest and lowest positions with a 269 lbs (122 kg) load.
  • Caster swivel: 5,000 cycles with a 300 N applied force over obstacles.
  • Standards and labs: SGS certifications; tested in accordance with BIFMA standards.
    

MASTER Series features and modules may vary by configuration. Footrest sold separately.