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This Apeks ATX40 / DS4 Regulator is a high-performance regulator, which boasts an over-balanced first stage coupled with a pneumatically balanced second stage and a diver adjustable venturi.
The smooth, quiet breath is sure to enhance your diving enjoyment.
Suitable for coldwater use thanks to its first stage environmental dry seal and second stage heat exchanger.
The ATX40 is extremely light (25% lighter than the TX models) and the special mouthpieces reduces jaw fatigue.
Compatible with EAN40 out of the box.
A stylish look further enhances the value of this regulator.
|Type of first stage||Over-balanced diaphragm, environmentally sealed|
|Number of HP ports||1 (7/16" UNF)|
|Number of MP ports||4 (3/8" UNF)|
|Environmental Dry Kit||Standard|
|First stage exterior||Chrome over marine brass|
|Type of second stage||Pneumatically balanced|
|Integrated Venturi Lever||Yes|
|Exhaust tee||Diver Changeable - comes with 2 sets|
|Overall work of breathing (WOB)||Avg. 0.85 joules/liter|
|Nitrox compatible||40% out of the box|
30 DAY RETURNS
If you change your mind, it doesn’t fit, or you become inflicted with buyer’s regret - that's OK!
Mike's Dive Store offer an extended returns policy of 30 days - so you can be rest assured if the suit, piece of diving equipment or gift doesn't suit then just send it back and we will either exchange it or offer a full refund less any postage costs. Too easy!
Please note that there are some special order items on our website that will be subject to a 20% re-stocking fee but we will let you know about these items before we special order them so that you are aware of this. If this is the case we can always help with correct sizing so that we minimise the risk of return.
For step-by-step instructions click here