IRS/2 300W 110 V FSR 650 W 230 V FSR 400 W 230 V 1SHTS 1200 T-FSF 600 W 230 V T-FSR 250 W 200 V T-FSR 400 W 200 V TK-FSR 250 W 200 V TK-FSR 400 W 200 V T-FSR 650 W 230 V FSR 650 W 230 V FSR/2 325 W /220/230 VOLTS obsolete, replaced by FSR/2 325 W 230 V;resistance HTS 400 W 230 V T-HTS 400 W 230 V IRS/2 300 W 230 V T-HTS 400 W 230 V