SHEARWATER Unlock DCIEM Key

Although your Petrel, Perdix, Peregrine and NERD 2 comes unlocked for Nitrox and Trimix modes using Gradient Factors as an algorithm, Commerical divers in australia my choose the DCIEM  algorithm. This unlock DCIEM key for Shearwater Petrel, Perdix, Peregrine and NERD 2 is purchased then usually with 1 – 2 days we will email you the unlock code for your unit. Enter this into your Shearwater computer to use Australian most widely used commercial dive tables.

NB: DCIEM is not supported by Shearwater Teric watches.

IMPORTANT – You must let us know the serial number of your unit for us to be able to generate the code for you. You can enter this at check out or email us Once your order is received the unlock code we will mail to you as quickly as we receive it. This can take 1 – 2 days, but often overnight given the time delay between Australia and the manufacturers time zones.