SC320 SC320 110 VAC SC320 24 VAC SLIMLINE SP-430 WITH BASE SP 103 SP 121 DC 230 VAC SP 32 SP121 SP-123 SP221 SP230 replaced by SP231 SP231 380VAC SPDT SP320 SP320 220VAC SLIMLINE SP-430 SLIMLINE 380V AC SP431 - OBSOLETE, REPLACED BY SP432 400VAC DPDT;