MTBF Specifications for OEM4/OEM4-G2 Family

he following MTBF predictions are valid for all the OEM4 family of products, including the OEM4, EURO4, OEM4-G2, and OEM4-G2L GPS receiver boards: 

Ambient Temperature, 25C
MTBF (Calculated), 188208 Hours (21.48 Years)

Ambient Temperature, 40C
MTBF (Calculated), 166035 Hours (18.95 Years) 

Ambient Temperature, 60C 
MTBF (Calculated), 120245 Hours, (13.73 Years)