Alphasense replacement COSH (CO/H2S) sensor. Compatible with MSA ALTAIR® 4 and MSA ALTAIR® 5.
This will not work with XCell® series products.
MSA Genuine Parts Statement:
This product has no affiliation with MSA resale products. The use of non-genuine MSA replacement components or incorrect installation of components will void your MSA device warranty, can seriously impair performance or alter intrinsic safety characteristics of the ALTAIR® gas detector, void agency approvals, and can result in serious personal injury or death.