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  • Apeks WSX-45 Sidemount Harness Apeks WSX-45 Sidemount Harness
  • Apeks WSX-45 Sidemount Harness Apeks WSX-45 Sidemount Harness
  • Apeks WSX-45 Sidemount Harness Apeks WSX-45 Sidemount Harness
  • Apeks WSX-45 Sidemount Harness Apeks WSX-45 Sidemount Harness
  • Apeks WSX-45 Sidemount Harness Apeks WSX-45 Sidemount Harness
  • Apeks WSX-45 Sidemount Harness Apeks WSX-45 Sidemount Harness

Apeks WSX-25 Sidemount Harness


Apeks Tek Gauge

Apeks WSX-45 Sidemount Harness

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Quick Overview

Free UK Delivery

The Apeks WSX-45 Sidemount Harness fulfils both the needs of technical divers and the new wave of modern non-technical divers looking to try out different tank configurations in the water. It’s highly flexible and highly capable. The WSX-45 provides 45lbs of lift, making it ideal for technical diving operations, or twin cylinder configurations.


Availability: Typically 3-5 Days Delivery
Typically 3-5 Days


Apeks WSX-45 & WSX-45R Sidemount Harness

The Apeks WSX-45 Sidemount Harness fulfils both the needs of technical divers and the new wave of modern non-technical divers looking to try out different tank configurations in the water. It’s highly flexible and highly capable. The WSX-45 provides 45lbs of lift, making it ideal for technical diving operations, or twin cylinder configurations.

The harness itself comes complete with the bladder, harness with crotch strap, D rings, bungee and accessory pack, providing everything you need for any sidemount diving configuration.

Made to suit any diver the Harness is completely adjustable. The 2 part stainless steel backplate allows you to achieve a comfortable and solid fit no matter your body type or torso length. The webbing is made from individual sections of webbing, so you can easily get the perfect fit.

Apeks ‘Slidelock’ system features a number of sliding D-rings allowing you to painlessly adjust the position of your cylinders as your buoyancy fluctuates during your dive.

The WSX-45 Bladder is constructed from Armoguard. This ultra-tough material is 10 times more abrasion resistant than Cordura (the material used on many bladders) yet smooth, making it ideal for technical diving solutions. The bladder features a reversible inflator that can be easily mounted on either side of your harness to suit your preference.



  • 45/200 (lbs / N) of Lift - The Apeks WSX-45 provides 45lbs of lift allowing for a wide range of tanks
  • Ultra Robust - The bladder is constructed from Armoguard material protecting it from abrasion and damage. This tough material is 10 times more resistant than Cordura, making WSX-45 the ideal tech diving solution.
  • Reversible Inflator - The bladders inflator can be easily mounted on either the left or right side of the harness to suit your preference.
  • Streamlined Mounting - Grommets situated at the lower corners of the bladder make mounting it incredibly easily helping it to wrap ergonomically around the body.


  • Adjustable Webbing - Pre-assembled webbing is completely adjustable allowing you to fit the harness comfortably and securely.
  • 2 Part Stainless Steel Backplate - The heart of the WSX-45 is a pair of fully adjustable stainless steel backplates. These allow you to configure the harness to suit your body type, no matter how tall you are.
  • Crotch Strap - The 2”/5cm thick crotch strap is adjustable and removable.
  • Simple Cylinder Adjustment - A pair of Slidelock stainless steel D-Rings on your waist strap make it easy for you to adjust your cylinders in the water as your buoyancy changes and for comfort.
  • 4 D-Rings - 4 D rings situated around the harness for attaching equipment or accessories. (2 angled on shoulders, 1 angled and 1 flat on the crotch strap).
  • Stainless Steel Drop Rings - Two stainless steel drop rings allow you to connect the removable dive pouch
  • Corrosion Resistant Stainless Steel - The hardware on the harness is tough and resistant to wear from salty water.


  • Weight Pouches - The weight pocket mounts up your spine for optimal weight distribution. The height and position and easily be adjusted out of the water.
  • Removable Dive Pouch - The Harness comes with large dive pouch, perfect for carrying any dive accessories. The bag attaches to your harness with a pair of stainless steel bolt snaps.
  • Bungee - The Harness comes with 2 lengths of bungee used in a variety places to secure items such as your inflator and hoses.

Who is the Apeks WSX-45 & WSX-45R Sidemount Harness For?

If you’re looking to invest in technical and sidemount diving, a quality harness is paramount. Safe to be said, Apeks know what they’re doing when it comes to tech diving and WSX-45 harness’ adjustability and feature packed design makes it an easy choice for many divers.

The WSX-45’s streamlined adjustability also makes its an ideal choice for non-tech divers looking to experiment with different cylinder configurations.

Made to Apeks’ exacting standards you can be confident in both its build-quality and well-considered design.

Who are Apeks?

Well known for their design and manufacturing of high quality breathing apparatus, Apeks supply more UK divers with regulators than any other dive manufacturer. Apeks has grown to become one of the benchmarks of the industry with superior standards in both engineering and design. Innovative development of not only their regulators but other diving equipment, Apeks offer a lifetime guarantee on all of their equipment, a testimony to the reliability and quality.

Apeks WSX-45 & WSX-25R Sidemount Harness
Bladder Material Armorgaurd
Sizes 1 - one size fits all
SlideLock D-Rings 2 Stainless steel
Drop D-Rings 2 Stainless steel
D-Rings 2 Stainless steel
Waist buckle Stainless steel
Ditchable Weight N/A
Non- Ditchable Weight 9Kg / 20lbs
Crotch strap Yes, removable
Airway WTX “K" style w/ brass buttons – can be mounted on left or right side
Dump Valves 1 flat valve - lower center and 2 moveable on left side, right side or upper left shoulder
Lift Capacity 200N / 45lbs

Additional Information

Lead Time 3-5 Days Dispatch
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We will take every effort to get you goods to you as efficiently and effectively as possible. All orders placed before 3pm will be shipped on the day of ordering subject to payment authorization and item availability.

Any items which are out of stock will be shipped as soon as they become available. If this causes a delay in your delivery, you will be notified and your order dispatched as soon as possible. If any items are unavailable, you will be contacted and offered a replacement or refund.

UK Delivery

If your order total is under £40 then you can choose one of:

  • Royal Mail Tracked - £2.95
    (1-3 Working Days)
  • DPD Next Day - £4.95
    (Guaranteed Next Working Day + 1 Hour Delivery Window)

If your order total is over £40 then you can choose

  • Royal Mail Tracked - FREE
  • DPD Next Day -1/2 Price - Only £2.49

Please be aware that the prices above are for areas classed as "UK Mainland" by DPD which does NOT include offshore islands, Scottish highlands or Northern Ireland.

Non-UK Delivery

Our website has a comprehensive postage system which takes into account the weight of your delivery and the destination address - to get a quote for your order please add the products you'd like to buy to your basket, go to the basket page and fill in the "Estimate Shipping & Tax" section to get the price.

BFPO Addresses

This shipping method is available for British Forces Posted Overseas and addresses only. Shipping is as with all other UK mailing but please check to see that the size and weight of your order does not exceed maximums for your BFPO destination number by checking with the BFPO website.

Please note that once we have shipped the item and handed over to the BFPO service we have fulfilled our contract and delivery responsibility. All queries and problems with delivery must be taken up by yourself with BFPO and any claims must be handled between yourself and them.

Restricted Products

Please be aware that some products have restrictions on which countries we can send them to. Please enquire ahead of time if you require an order dispatched outside the EU and we can advise.

VAT Exempt

If this applies to you, the price you will pay for the goods will automatically be adjusted to remove the VAT element - you MUST choose the correct country on checkout for this to apply. We CANNOT refund the VAT once the order is completed.

You can also avoid paying VAT if you are having your goods sent to you in the UK, but are taking the goods abroad permanently within 3 months of making the purchase. You will have to pay the VAT with your order but by following the steps outlined you can reclaim the VAT from us:

Request a VAT Reclaim form from us; give us a call or email immediately after ordering. We will complete the relevant parts of this form before sending it to you with your goods. You will then take the form with you and the goods when you leave the UK and you should ask customs to fill in their section of the form at the airport, ferry terminal or channel tunnel when you leave the country.

When you reach your destination outside the EU, you can then send the completed form back to us and we will refund the VAT amount charged to the credit or debit card details you have filled in on the reclaim form


We stock the vast majority of products listed on our website in our Whitley Bay superstore and warehouse and these products are available for same day dispatch & next day delivery.

Due to the huge quantity of products we stock, we offer the ability to backorder products which have gone out of stock and less popular products which we don't carry stock of.

Depending on the brand these backorder products can take anywhere between 1 and 10 days to arrive into stock. We estimate 3-5 working days on average but please be aware that products from Mares and Scubapro are shipped from Italy & Germany respectively so can take a little longer.

As always if you aren't sure or want a more accurate estimate just give our team a call or email!


You can return any product that is in an UNOPENED, RE-SALEABLE condition within 30 days as long as it is not marked as clearance. Please contact us before doing this so we can confirm this ahead of time - we recommend using a recorded delivery service for any returns as you will be responsible for ensuring it reaches us.

Please get in touch to confirm a return by email or phone before sending anything back. When sending a return it is important that you include:

  • Your order number
  • Your name & a contact telephone number
  • The reason for return

We will try and get your return processed as quickly as possible but if you don't send this information it can delay the return.


If you have ordered something and it doesn't fit then we can exchange for a more suitable size, stock permitting, but you will have to pay the return postage.


Our customers have the right to cancel their orders within 14 days unless their order has been dispatched. After the order has been dispatched, it is the customers responsibility to return the item in a saleable condition and receieve either a full or partial refund.