Din vs Yoke Tanks?

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CAPTAIN SINBAD

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I have never used Din regulator but I have been told that if I intend to own my tanks then I should look towards getting Din regs. Question ... when you buy a tank, do you specify at the time of purchase whether you want it in Din or Yoke? Once specified, can you change the valve? Thanks.
 
Yes and yes.

Most steel tanks come with "pro K" valves, which are DIN valves with a yoke insert that screws in. That way, you can use the valve with either DIN or yoke regulators.
 
Pro Valves are great. I only use them as DIN's but keep the plugs in my spare parts box. In the event that I need to use rental regulators, I can still utilize my HP100's with them!
 
Pro Valves are great. I only use them as DIN's but keep the plugs in my spare parts box. In the event that I need to use rental regulators, I can still utilize my HP100's with them!

Agreed. Plus, you can lend your tanks out to friends with yoke regs.
 
There is little good reason for most us to buy or use DIN tanks. There is only 2 good reasons to use DIN over yoke. Those are less snag hazards and using high pressure tanks, so unless you are doing overhead environments or high pressure tanks, there is no good reason to choose DIN over yoke. The DIN threaded connection is stronger than a yoke but it is also subject to more damage than a yoke. That extra strength is only useful with HP tanks -3.5k PSI and above. On the other hand, yokes are plenty strong enough for 3.5k or less tanks, they are much more common- at least around the US and Caribbean and are more robust. DIN like many other things in scuba is shrouded in hype and misinformation.
 
DINs work better around kelp. For me, that was enough. Giving my head more room was a bonus.

I don't do caves (but have been known to do the odd swim-through) and my tanks are supposedly less than 3,500 psi (3,442).
 
so unless you are doing overhead environments or high pressure tanks, there is no good reason to choose DIN over yoke.

So yoke is not recommended for cave diving?
 

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