Alphason Trinity Ergonomic Office Chair in Blue (AOC2331HBSYA-BE)

Product code: 8741

Purchase Information

  • 7 in Stock
  • Delivery 1-3 Working Days FREE
  • Delivery on: Wed 21st FREE
  • Choose a Delivery Date

RRP: £197.00

Now: £179.00

(prices inc VAT)
Free Delivery 1-3 Working Days 30 day money back guarantee


The Alphason Trinity in Blue is an advanced, ergonomic fabric operator chair.


This chair includes the ergonuomic "tulip" shaped backrest with integrated lumbar and spine support, individual backrest height adjustment and individual backrest rake tilt adjustment. The posture curved seat is sculptured and is comfortably padded with a waterfall front for extra comfort, and has independant seat slide adjustment to offer the best position for each individual user.


The chair also has a synchronised tilt mechanism which tilts the backrest and seat together to offer maximum comfort and support. The Trinity chair has a heavy duty gas lift height adjustment which is rated to 154 Kgs (25 stone), and this is weight tension controlled to suit individual user weight. The multi-set control mechanism controls the seat slide, backrest rake tilt, synchronised tilt mechanism and the gas lift adjustments, and on top of this high specification, the chair arms also adjust both in height and width to suit the user.



  • Seat Width - 500mm
  • Seat Depth - 510mm
  • Seat Height - 460-560mm
  • Back Width - 490mm
  • Back Height - 600mm
  • Overall Height - 1000-1100mm
  • Overall Depth - 600mm
  • Overall Width - 670mm
  • Gas lift height adjustment - 100mm



  • High back, multi-functional ergonomic fabric operator chair in Blue
  • High "tulip" backrest with three dimensional curvature incorporating lumbar & spine support
  • Sculptured posture curved seat with "waterfall" front
  • Fitted with seat slide with multiple lockable positions
  • Adjustable ratchet backrest height adjustment
  • Backrest rake adjustment, lockable in infinite positions
  • Synchronised back and seat tilt adjustment
  • Heavy duty gas seat height adjustment (25 stones /154 kilos)
  • Weight tension control, adjustable for individual body weights
  • Multi set mechanism for gas seat height adjustment, backrest rake adjustment & synchronised tilt
  • Directional arms which can be adjusted up and down and width-ways to allow for greater seat area
  • Double hooded castors ensure good movement through the life of the chair
  • Rated upto 8 hours of continual use


This chair is delivered as a flat packed unit for easy self-assembly.

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Quick Order Processing

When you place an order before 2.30pm, Monday to Friday, we aim to process your order and dispatch it on that same day. Orders placed after 2.30pm are dispatched as soon as possible, usually no later than the next working day (Monday to Friday). Orders placed on Saturday and Sunday will be processed on Monday.

Free DeliveryFree UK Delivery

Our Free Delivery service for this item will be within 1-3 working days from placing your order, we will notify you by email when your order is dispatched and provide an indication of the expected delivery date. If you want it quicker then select Next Working Day delivery (FREE for orders over £50) in our secure checkout and we can deliver this item to you on the date shown at the top of the page, next to the price.


Next Working Day Deliveries.

We have options for Next working Day and Timed Next Working Day deliveries in our Secure Checkout.


Free Day of Choice Delivery

If you want delivery on a specific week day, add the item to your basket and then click on "Proceed to Checkout". Select a free delivery option and enter the required date in the Special Instructions box in the checkout. If for any reason we are unable to deliver on the day you have requested, we will contact you immediately to discuss how we can arrange a convenient delivery.


Shipping to European UnionWe ship to the EU

We are able to ship most items to EU countries provided they do not contain any glass. Delivery time is between 3-5 working days from order. We currently ship to the following countries:-

Austria, Belgium, Czech Republic, Denmark, Estonia, Finland, France, Germany, Hungary, Ireland, Italy, Latvia, Lithuania, Luxemburg, Monaco, Netherlands, Poland, Portugal, Romania, Slovakia, Slovenia, Sweden and Spain.

Once in our secure checkout, select the required country and you will see the delivery cost for your order. Cost is calculated by weight. All orders shipped overseas, should any import tax or duty become payable, this is the responsibility of the importer, (not usually applicable within the EU)


30 Day Money Back Guarantee

If for any reason you are not happy with your order:-

Please call us on 01623 672070 first to discuss why you may wish to return an item and to receive a returns number. We will take all steps possible to solve your problem / offer you a replacement or exchange product, or a refund.
We have a no quibble returns policy within 30 days of purchase, and we will issue a full refund provided the item is in a re-saleable condition, (i.e unused, unassembled, unmarked and in original unmarked packaging). It is the responsibility of the customer to return the item and ensure the package has been reasonably protected in return transit. You must include a copy of your invoice with the return.