Specs & Features
| Valve | DIN |
|---|---|
| First stage | Balanced |
| HP ports | Two |
| LP ports | Five to seven. |
| Flow adjustment | Cracking/flow adjustment knob |
| Venturi | Automatic venturi control. |
| Environmentally sealed | Optional |
| 40% EANx safe | Yes |
Atomic Aquatics Z2 Scuba Regulator Review
Atomic Aquatics may not as familiar as some of the other brands we’ve featured here, but they’ve been making a splash in the dive gear market since the 90s. The ‘Z’ in the product name stands for Zirconium which the company uses as plating over the first stage’s chrome and brass bases.
Although the Z2 is among the most affordable of Atomic’s regs, it still offers the same performance and exceptional breathability of their more expensive regulators.
Things we like:
- Breathes better than regs with a much higher price point.
- Sleek and slick design with doesn’t compromise functionality.
- Customizable upon order.
- Durable and can take a few hard knocks.
Things we don't like:
- The included hose is quite stiff but this is really the only thing letting this reg down.
Compare prices
2 retailers compared · Checked 7 hours ago
Lowest price right now
$559
We only list shops we would buy from ourselves
This price grid only shows retailers we trust: shops we vet on returns, delivery, and what real customers say about them.
All prices are checked daily.
We earn a commission from some of the shops when you buy through these links, at no extra cost to you.
DIVEIN's take
Why buy from Amazon?
Amazon has a documented Prime delivery program that covers millions of items, and that is the most concrete order-related support behind buying here.
Worth knowing
Some customers report slower replies or needing more follow-up than expected when they asked for help after ordering. If an order needs post-purchase support, that part of the experience is not always smooth.
Some customers also report delivery problems after ordering. That keeps follow-up and delivery as the areas to watch if you place the order here.
Accepted payments
Discover
Checkout on amazon.com is served over a secure SSL (https) connection.
Shipping & returns
Free shipping on eligible orders meeting the minimum threshold. Ships from Amazon fulfillment centers or third-party sellers, depending on the listing; seller-shipped items may take longer. Most items sold on Amazon.com may be returned within 30 days of delivery; exceptions apply.
DIVEIN's take
Why buy from House of Scuba?
House of Scuba publishes a defined return process for eligible items, including when credit or a refund applies and where fees or exclusions can affect the outcome. If you want the retailer's own terms in place before ordering, that is the most concrete reason to buy here.
It also states a continental U.S. free-shipping offer with exclusions, so the order terms are not left entirely to guesswork. That does not guarantee every item qualifies, but the policy itself is part of the buying case.
Worth knowing
Some customers describe friction around returns or refunds, and some also report slower replies or needing extra follow-up when they asked for help after ordering. Read the return terms closely before placing the order, especially the condition, packaging, and fee limits that can change the result.
Accepted payments
Discover
Checkout on houseofscuba.com is served over a secure SSL (https) connection.
Shipping & returns
Free shipping on orders over $50; exclusions apply. Ships from US Eligible returns within 60 days in new condition with original packaging qualify for 100% credit or refund.
Excellent · verified retailer
DIVEIN's take
Why buy from Scuba.com?
Scuba.com is a specialist dive retailer, and multiple buyers describe responsive, practical help when an order or product issue needs attention. Several also report orders arriving quickly or in time for when they were needed.
What buyers say
Several buyers describe responsive replies and practical help when an order or product issue needed attention. They describe support that answers quickly and stays helpful.
Multiple buyers also report orders arriving quickly or in time for when they were needed. Delivery timing is the positive point they describe.
Worth knowing
Some buyers report slower replies or more follow-up than expected when they needed help after ordering. Others describe delivery problems after ordering. Keep the order confirmation and tracking details until the item actually arrives.
Shop reputation
4.7
checked August 31, 2026★★★★★★★★★★
Google · 1,555 reviews · 2 platforms checked
Accepted payments
DiscoverG Pay
Checkout on scuba.com is served over a secure SSL (https) connection.
Shipping & returns
Free Super Saver shipping on logo items; no minimum; US 48 states. Some fees may apply. Ships from US Eligible returns: 30 days for a full refund; days 31–90 for exchange or store credit if unused. Original shipping charges aren't refunded.
Atomic Aquatics Z2
Compare prices
2 retailers compared · Checked 7 hours ago
Lowest price right now
$559
We only list shops we would buy from ourselves
This price grid only shows retailers we trust: shops we vet on returns, delivery, and what real customers say about them.
All prices are checked daily.
We earn a commission from some of the shops when you buy through these links, at no extra cost to you.
DIVEIN's take
Why buy from Amazon?
Amazon has a documented Prime delivery program that covers millions of items, and that is the most concrete order-related support behind buying here.
Worth knowing
Some customers report slower replies or needing more follow-up than expected when they asked for help after ordering. If an order needs post-purchase support, that part of the experience is not always smooth.
Some customers also report delivery problems after ordering. That keeps follow-up and delivery as the areas to watch if you place the order here.
Accepted payments
Discover
Checkout on amazon.com is served over a secure SSL (https) connection.
Shipping & returns
Free shipping on eligible orders meeting the minimum threshold. Ships from Amazon fulfillment centers or third-party sellers, depending on the listing; seller-shipped items may take longer. Most items sold on Amazon.com may be returned within 30 days of delivery; exceptions apply.
DIVEIN's take
Why buy from House of Scuba?
House of Scuba publishes a defined return process for eligible items, including when credit or a refund applies and where fees or exclusions can affect the outcome. If you want the retailer's own terms in place before ordering, that is the most concrete reason to buy here.
It also states a continental U.S. free-shipping offer with exclusions, so the order terms are not left entirely to guesswork. That does not guarantee every item qualifies, but the policy itself is part of the buying case.
Worth knowing
Some customers describe friction around returns or refunds, and some also report slower replies or needing extra follow-up when they asked for help after ordering. Read the return terms closely before placing the order, especially the condition, packaging, and fee limits that can change the result.
Accepted payments
Discover
Checkout on houseofscuba.com is served over a secure SSL (https) connection.
Shipping & returns
Free shipping on orders over $50; exclusions apply. Ships from US Eligible returns within 60 days in new condition with original packaging qualify for 100% credit or refund.
Excellent · verified retailer
DIVEIN's take
Why buy from Scuba.com?
Scuba.com is a specialist dive retailer, and multiple buyers describe responsive, practical help when an order or product issue needs attention. Several also report orders arriving quickly or in time for when they were needed.
What buyers say
Several buyers describe responsive replies and practical help when an order or product issue needed attention. They describe support that answers quickly and stays helpful.
Multiple buyers also report orders arriving quickly or in time for when they were needed. Delivery timing is the positive point they describe.
Worth knowing
Some buyers report slower replies or more follow-up than expected when they needed help after ordering. Others describe delivery problems after ordering. Keep the order confirmation and tracking details until the item actually arrives.
Shop reputation
4.7
checked August 31, 2026★★★★★★★★★★
Google · 1,555 reviews · 2 platforms checked
Accepted payments
DiscoverG Pay
Checkout on scuba.com is served over a secure SSL (https) connection.
Shipping & returns
Free Super Saver shipping on logo items; no minimum; US 48 states. Some fees may apply. Ships from US Eligible returns: 30 days for a full refund; days 31–90 for exchange or store credit if unused. Original shipping charges aren't refunded.
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