LOW OUTPUT STANDARD OUTPUT HIGH OUTPUT SP-4L-30K SP-4L-35K SP-4L-40K SP-4L-50K SP-8L-30K SP-8L-35K SP-8L-40K SP-8L-50K SP-4S-30K SP-4S-35K SP-4S-40K SP-4S-50K SP-8S-30K SP-8S-35K SP-8S-40K SP-8S-50K SP-4H-30K SP-4H-35K SP-4H-40K SP-4H-50K SP-8H-30K SP-8H-35K SP-8H-40K SP-8H-50K