Shearwater Petrel 3
The PETREL 3 gives divers our most connected experience. A stunning, easy-to-read, 2.6” AMOLED display is protected by a toughened glass lens, titanium bezel, and piezo touch buttons.
Air integration is standard with up to four Shearwater transmitters to customize a solution from open circuit to rebreather and bailout gas pressure monitoring.
Safety is increased with a strong vibration alert system, and a user-changeable AA battery offers long dive times and ease of replacement.
PETREL 3 is available in standalone or rebreather monitoring models, including DiveCAN, 4-pin AK, and Fischer port connections.
Multiple Diving Modes
CC/BO
Closed Circuit/Bailout
Trimix enabled
Constant PO2 for closed circuit
Optionally air integrated for diluent, oxygen and bailout gases.
Simple and Powerful

Large, easy-to-read display
6.60cm / 2.6” bright and clear AMOLED display
Impact resistant toughened aluminosilicate glass screen with superior clarity
Two Button Interface
Easy to navigate, state aware menu structure


User Replaceable AA Battery
The Petrel 3 works with any type of standard AA battery
Digital Compass
Three Axis, tilt compensated, digital compass
Available in all modes


Strong vibration warning alerts
Bluetooth® Wireless Technology
Smart ready Bluetooth® wireless technology for communication with PC, Mac, iPod and iPad


Multiple Languages
Languages include: English, French, Simplified Chinese, Traditional Chinese, German, Portuguese, Korean, Japanese, Italian, and Spanish.
Cloud Control
Download and display dive logs quickly with Bluetooth® wireless technology. You can display as much or as little information as you need. The Shearwater Cloud is available in 13 languages.
Technical Specs

| Modes (ALL AI OPTIONAL) | |
|---|---|
| Air / Nitrox / 3 Gas Nitrox | 3 gas nitrox recreational computer |
| OC Tec | Multi gas, trimix decompression computer |
| CC / BO | Closed circuit fixed PPO2 |
| Gauge | Bottom timer with stop watch and dive logging |
| Dimensions | |
| Computer | |
| (WxHxD) | 83mm x 75.5mm x 39mm (3.3” x 2.97” x 1.5”) |
| Weight | 266g (9.38 oz) |
| Ballistic nylon case | |
| (WxHxD) | 130 x 105 x 70 mm (5.1”x 4.1” x 2.8”) |
| Weight | 115g (0.25 lbs) |
| features |
|---|
| User Replaceable AA Battery |
| Air, Nitrox, Trimix capable |
| Quick OC bailout from CC |
| 3 axis, tilt compensated, digital compass |
| Decompression |
| Dive Planning |
| Bühlmann GF algorithm |
| Vibration motor alerts |
| Aluminosilicate toughened glass |
| Optional VPM-B, Optional DCIEM |
| Dive logging |
| Upgradeable firmware |
| Bluetooth® wireless technology |
| Optional air integration |
| Up to 4 transmitters (optional) |
| Petrel 3 Specifications | |
|---|---|
| Screen Resolution | 320x240 |
| Display Type | AMOLED |
| Display Size | 6.60cm / 2.6” |
| Battery Type | Single AA (any type) |
| Battery Life | |
| Lithium 1.5V | up to 60 Hours |
| AA alkaline | up to 40 hours |
| Saft LS14500 | up to 100 hours |
| Number of Gases | 5 OC / 5 CC |
| Dive Log | 1,000 Hours |
| Depth Rating | 290m / 950ft |
| Swift Transmitter Specifications | |
| Battery type (user replaceable) | 3V CR2 Lithium |
| Battery life | up to 300 Hours |
| Depth rating | 200m / 656ft |
| Wireless mode | Low Frequency RF 38kHz |
| Optional Add-Ons & Accessories | |
| VPM Unlock Code / DCIEM | |
| Swift Smart AI Transmitter | Learn More |
| Product Comparison Table | Learn More |
| New Features in Petrel 3 OC/CC | Learn More |





