Ergosed H6303 – Črn pisarniški stol, pogled od spredaj pod kotom

Ergosed H6303 – Ergonomic Office Chair

Ergosed Ergonomic and Orthopedic Equipment

Ergonomic adjustment All-day support

4.8 (8 rate)

Ergosed H6303 – Ergonomic Office Chair

€299,99 €354,99 -15%

Save €55,00

Delivery costs and payment methods are calculated at checkout.

Lumbar support — keeps the lower back straight
Adjustable height — adjust the table and chair to suit you
All-day comfort — built for a demanding workday
Stable frames — solid base, no wobbling

Delivery to Izračunavanje …

Fast SI Delivery

Do you have a question?

Get in touch with our expert.
info@ergosed.net

Ergosed H6303 – Sliding Seat and Breathable Backrest

The Ergosed H6303 is an ergonomic office chair with a mesh backrest and a seat that can be slid forward or backward. The backrest features a fiberglass-reinforced polypropylene frame and polyester mesh, while the seat is made of high-resilience molded foam. Fixed polypropylene armrests and a nylon base complete the design.

Four Key Benefits

Sliding Seat – Allows the seat surface to be adjusted according to leg length.
Polyester Mesh Backrest – The open back surface allows air to circulate.
High-Resilience Molded Foam – The padded seat is designed without a wooden board.
Class 3 Gas Lift Cylinder – Height adjustment complements the sliding seat for adapting the chair to the workspace.

Technical Specifications

Model: Ergosed H6303
Backrest Frame: Fiberglass-reinforced polypropylene (PP)
Back Surface: Polyester mesh
Armrests: Fixed, polypropylene (PP)
Seat: High-resilience molded foam; boardless design
Seat Slide: Forward and backward
Mechanism: With locking option
Gas Lift Cylinder: Class 3
Base: Nylon
Casters: 60 mm diameter
Dimensions: 490–685 × 510–590 × 1036–1146 mm
Maximum Load Capacity: 160 kg

Frequently Asked Questions

Does the H6303 have a sliding seat?

Yes. The supplier specifies a forward-and-backward sliding seat mechanism. The sliding range in millimeters is not stated in the offer.

Are the armrests adjustable?

The specifications state that the polypropylene armrests are fixed. Therefore, multi-directional armrest adjustments are not listed.

What materials are the backrest and seat made of?

The backrest frame is made of fiberglass-reinforced polypropylene, while the back surface is made of polyester mesh. The seat uses high-resilience molded foam and is designed without a wooden board.

What are the dimensions and caster size of the H6303?

For the H6303-1 version, the dimensions are listed as 490–685 × 510–590 × 1036–1146 mm and the casters have a diameter of 60 mm. The individual axes of the dimensions are not specifically named.

What is the maximum load capacity of the chair?

The store's offer states that the maximum load capacity for the Ergosed H6303 is 160 kg. The load rating for an individual base is not the same as the total weight capacity of the chair.

Every Ergosed product is carefully selected and tested by our experts in Slovenia. We guarantee that each item meets the highest ergonomic standards — because you care where you spend most of your day.

We provide traceable and insured delivery for all orders. Order processing takes 1–2 business days before dispatch.

We love our products, and we're sure you will too! That's why we offer a 30-day risk-free trial. If you're not completely satisfied with the results, we'll give you your money back.

Explore in 360°

Product dimensions

490–685 × 510–590 × 1036–1146 mm

Product highlights

Why choose Ergosed H6303 – Ergonomic Office Chair?

Explore the key features that make this product a considered choice for your space.

Sliding Seat

Allows the seat surface to be adjusted according to leg length.

Polyester Mesh Backrest

The open back surface allows air to circulate.

High-Resilience Molded Foam

The padded seat is designed without a wooden board.

More about this product

Ergosed H6303 – Sliding Seat and Breathable Backrest

The Ergosed H6303 is an ergonomic office chair with a mesh backrest and a seat that can be slid forward or backward. The backrest features a fiberglass-reinforced polypropylene frame and polyester mesh, while the seat is made of high-resilience molded foam. Fixed polypropylene armrests and a nylon base complete the design.

Four Key Benefits

Sliding Seat – Allows the seat surface to be adjusted according to leg length.
Polyester Mesh Backrest – The open back surface allows air to circulate.
High-Resilience Molded Foam – The padded seat is designed without a wooden board.
Class 3 Gas Lift Cylinder – Height adjustment complements the sliding seat for adapting the chair to the workspace.

Technical Specifications

Model: Ergosed H6303
Backrest Frame: Fiberglass-reinforced polypropylene (PP)
Back Surface: Polyester mesh
Armrests: Fixed, polypropylene (PP)
Seat: High-resilience molded foam; boardless design
Seat Slide: Forward and backward
Mechanism: With locking option
Gas Lift Cylinder: Class 3
Base: Nylon
Casters: 60 mm diameter
Dimensions: 490–685 × 510–590 × 1036–1146 mm
Maximum Load Capacity: 160 kg

Frequently Asked Questions

Does the H6303 have a sliding seat?

Yes. The supplier specifies a forward-and-backward sliding seat mechanism. The sliding range in millimeters is not stated in the offer.

Are the armrests adjustable?

The specifications state that the polypropylene armrests are fixed. Therefore, multi-directional armrest adjustments are not listed.

What materials are the backrest and seat made of?

The backrest frame is made of fiberglass-reinforced polypropylene, while the back surface is made of polyester mesh. The seat uses high-resilience molded foam and is designed without a wooden board.

What are the dimensions and caster size of the H6303?

For the H6303-1 version, the dimensions are listed as 490–685 × 510–590 × 1036–1146 mm and the casters have a diameter of 60 mm. The individual axes of the dimensions are not specifically named.

What is the maximum load capacity of the chair?

The store's offer states that the maximum load capacity for the Ergosed H6303 is 160 kg. The load rating for an individual base is not the same as the total weight capacity of the chair.

Choose a variant to continue.

If you work in an office, you'll sit all day in our chairs without that afternoon back pain

Ergosed chairs and desks use orthopedic geometry—lumbar curve, open hip angle, and work surface at elbow height—so that support remains consistent from the first login to the last game. Setup is quick and efficient, just a few clicks to adjust the height, not a weekend project. You'll feel the difference on the first workday, not after a month of stretching.

Set it once, sit comfortably all day!

The height of the seat, backrest, and armrests adjust to your body, so you don't have to reposition yourself every hour.

Made for long hours

Office chairs, kneeling chairs, and gaming chairs are based on the same logic of support — not on a generic foam seat.

Delivered ready for assembly

Clearly labeled hardware, labeled parts, and a table or chair set up in one evening.

Slumped cheap seat

Supported Ergosed sitting

Same person, better posture

Replace a bad office chair with real lumbar contact from the first sitting

Cheap office chairs force you into a C-shape. Ergosed geometry supports your lower back, opens your hips and keeps the screen at eye level so that neck tension doesn't build up by 4 PM. Drag the slider: same worker, same room, supported sitting versus slumped sitting.

The lumbar pillow touches your spine, not the air behind you

Legs straight, elbows at table height, shoulders down

Your Personal Comfort Hub

Every Ergosed product is designed with your body in mind. Our ergonomic experts have selected only the best materials and designs to ensure optimal support — hour after hour, day after day.

You might also be interested in

Will this chair truly fit your desk and your back?

Suitability, delivery, and returns—answers to questions customers ask before deciding on a chair or table they will sit at every workday.

Relevance

Delivery

Returns

I'm between two sizes—how do I choose a chair?

Adjust the seat height so your feet are flat on the floor and your knees are slightly below your hips. If you sit for long hours at a tall desk, choose a chair that reaches the height of your elbows with the desk, not the one that looks largest in photos.

Will a kneeling chair work if I already have a regular desk?

Yes, if the underside of the desk leaves enough room for your thighs. Kneeling chairs raise your hips, so you often need a slightly higher work surface or a sit-stand desk set one level higher.

Does the table arrive in one box that I can carry up the stairs?

Tables are delivered in flat packs. Two people can carry the panels. Chairs arrive in one box with labeled hardware. Plan for clear floors and about one evening, not a whole weekend.

What if something gets scratched during delivery?

Take pictures of the box and the part, and write to us. We replace damaged parts so that you are not left with a shaky base or a scratched countertop.

Can I try it at home risk-free?

You have through proper business days. If the support is not right, initiate a return within the specified timeframe and we will guide you through the packaging. Keep labels and original boxes where possible.

Is the price just for the chair or do I need additional accessories?

The price stated is for the chair or desk as shown. Wheels, mats and monitor arms are optional. You don't need a bundle for proper sitting from day one.