We have the COA26 (without hyphen) and the COA-26 (with hyphen) on the market.


The COA26 is a newer model. 



For all specifications, see the following 2 links:



COA26:

https://alectohome.nl/collections/alecto_koolmonoxidemelders/products/alecto-coa26-koolmonoxidemelder-voor-lage-co-contentraties-5-ppm-met-10-jaar-sensor-en-temperatuurweergave-wit?_pos=1&_sid=e8c2cf5f4&_ss=r 


COA-26

:https://alectohome.nl/collections/alecto_koolmonoxidemelders/products/alecto-coa-26-koolmonoxidemelder-met-7-jaar-sensor-wit?_pos=2&_sid=3be817d35&_ss=r