HAG H05 5100 High Counter Chair

CH HAG H05 5100 High


Are you looking for ergonomic lab chair that reduce pressure on spinal discs?

The HAG H05, the first model in the H05 collection, is simple affordable ergonomic chair that reduces the risks of injuries and pains.

The HAG H05 is the perfect seating solution for achieving movement and variation. It is ideal for office and lab work, as well as for computer users with a low back and is partially upholstered.

The HAG H05 ergonomic lab chairs are designed following the balanced rocking theory to boost oxygen and blood-flow in your body by reducing pressure on the intervertebral discs.

The HAG H05 is brilliantly simple. You can use a simple lever to make the necessary adjustments. It offers 4-in-1 adjustment options: seat depth, back height and forward and backward tilt.

The HAG H05 ergonomic lab chairs are available in two colors: black and navy.


- Simple affordable ergonomic chair

- Low back partially upholstered model

- HAG’s Balanced Movement Mechanism that offers full movement in the back

- 4 in 1 adjustment: seat depth, back height and forward and backward tilt

- Available in black and navy colors

- Adjustable seat height

- Optional footrest and headrest

- Five star base in black or silver aluminum

- 10-year guarantee

- Environmentally friendly

HAG H05 5100 High Chair with High Gas Stem 550 - 785mm, Footrest and Glides


tax excl.
€694.95tax incl.

Prices quoted are ex VAT



Lead time is approximately 5-6 weeks


We will email you with a delivery date nearer the time.


Box delivery with our courier.


Returns Policy


In the event of receiving this product damaged on delivery please let us know within 24 hours of receipt so that you can make a valid claim.


If you change your mind on purchase, please notify us within 14 day of purchase should you wish to return items.


You will need to ring for a Returns Note Number, which you will need to quote when returning items.   Goods must be unused, unopened, in a saleable condition and in their original packaging.


If the item has been sent in error or is defective KOS will arrange collection and return. Otherwise the onus is on the customer to arrange and pay for the return of the items.


Refunds will be issued on receipt of returned goods in saleable condition.

Seat height 150 mm gas lift [1]:                            390-530*

Seat height 200 mm gas lift [1]:                            465-645

Seat height 265 mm gas lift [1]:                            550-785

Back height [2]:                                                   455

Height of foremost support point on back pad [3]:   150-230

Height of foremost support point on headrest [4]:   845-590

Seat depth [5]:                                                    387-480

Height of armrests [6]:                                         200-280

Seat width [7]:                                                    485

Maximum chair width [8]:                                     600-700

Footbase diameter [9]:                                         700

Weight:                                                               12.5 kg

Annette Shannahan - Owner ..

We at Abbey Physio and HealthcareDirect have worked very effectively and on many occasions with Seamus and the team at Kos Ergonomics when seeking solutions and resolving work-related...

Eileen Murphy - Physiotherapist ..

I recommend patients to KOS. They have experience and expertise with ergonomic solutions for patients with particular problems. When they sell a chair, they ensure that the chair is fitted...

Padraic O'Fiynn - Ergonomist ..

Since 2006, working as a chartered ergonomist with KOS Ergonomic solutions has greatly contributed to an early and safe return to work mainly for staff and where necessary students of the...

Kathleen Treanor - Ergonomist ..

I Kathleen Treanor have worked collaboratively with KOS and Seamus Kennedy since 2000. We have worked together with many organisations both public and private, to provide professional...

Sarah Carry - UCD ..

Since first contacting KOS Ergonomic Solutions in 2010, l have found their service reliable and efficient, combining excellent customer service and product expertise with a range of ergonomic...

Eileen Hannon - Stryker ..

KOS Ergonomic Solutions has supplied us with chairs for our Beading Room which have been very beneficial to the safety and comfort of our employees working in this area. These chairs are used 14-18...

Alison Minter - Paypal ..

Just wanted to say thank you for the quick and efficient service over the last year. It’s been a pleasure dealing with you and I would highly recommend KOS to anyone

Irene O'B - Physio & Ergonomist ..

Following a fall from a bicycle I sustained a T10 (mid back) wedge fracture with no nerve damage. I also reinjured my neck having sustained a whiplash injury some 20 years previously. Three months...

Karol Fitzgerald - Athlone IT ..

As I informed you previously to my numerous back problems, resulting from fracturing a couple of vertebra in my lower back a number of years ago. This later caused disc to slip, trapping nerves...


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