STANDARD OUTPUT HIGH OUTPUT SSF-4S-35K SSF-4S-40K SSF-4S-50K SSF-8S-35K SSF-8S-40K SSF-8S-50K SSF-16S-35K SSF-16S-40K SSF-16S-50K SSF-8H-35K SSF-8H-40K SSF-8H-50K