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Poseidon

Poseidon XStream Deep MK3

Poseidon XStream Deep MK3

  • Poseidon XStream Deep MK3
  • Poseidon XStream Deep MK3
  • Poseidon XStream Deep MK3
  • Poseidon XStream Deep MK3

Poseidon XStream Deep MK3

Product description Poseidon XStream Deep MK3

This is the regulator of choice for any demanding divers that dive with air or trimix with a maximum of 21% oxygen.

Outstanding performance and certified to 200 meters!

The first stage has a built in over pressure valve.

An Xstream Deep regulator complete with a 70 cm / 27,5 inch hose and a second stage.

Approved to depth (m/f) 200/656 (gas dep.)

5 LP and 2 HP-ports

Low WOB - Servo assisted


IP (bar/psi): 8,5 / 123

Air: Yes

Trimix: Yes (max 21% oxygen)

Nitrox 50% No

Oxygen (99,95%): No

Working pressure 300bar: Yes

Built in anti freeze prot: Yes

O-rings: Nitril/EPDM

US Navy tested: Yes

Oxygen Approved (EN738-1): No

NORSOK approved: Yes

EN250 approved (cold water): Yes

CE Cold water approved: Yes

second stage Xstream Deep Mk3

Color Black

Material ASA/TPU, Stainless steel, Brass

Weight (g/lb) 152/0.33

Volume (ml/cuin) 49,5/3.0

Valve technology Upstream

Flowrate (l/cuft per min) 2150/76

Oxygen cleaned No

Servo assisted valve Yes

Overpressure valve built in to the LP hose No

Dismountable w/o tools Yes

Push button on side Yes

Swiveling Yes

Non keyed (no up or down) Yes

Xstream Deep first stage

Color: Black

Technology: Roll diaphragm

Material: Brass

Valve technology: Spheric

Wheel mounted: Side

LP ports 3/8: 5

HP port 7/16: 2

Flow rate (l/min): 5500

O2 clean: No

DIN G5/8: Yes

EN144-3 compatible: No

Separate yoke: Accessory

Zytel HP seat: Yes

Built in overpressure valve: Yes

Anti-freeze protected: Yes


What do you think about finding Poseidon XStream Deep MK3 with this price? Amazing right? Do not wait longer and buy at our dive store, that you have been looking for a long time. Equip yourself well and enjoy your daily routine activities to the fullest with Poseidon. And the best thing is that you have the best price in the market.

Features Poseidon XStream Deep MK3

LP Number of outputs
HP Number of outputs
Type of connection
Regulators features
Recommended use

Customer reviews and questions (2)

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(existing customers only)

Excellent and fast service!

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Excellent Regulator

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I’ve had this regulator for 8 months and over 50 dives. It has performed flawlessly even in 5 degree Water. It’s symmetry lends to ease of function. It does have an unusual o-ring size that can be difficult to find. Will purchase again.

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