Alpha612D combo system Alpha 612DS 230VAC EN 13849-1 ALPHA 3000D2 T-4810 Alpha607 ? standard system Alpha607 ? combo system 100477 / ALPHA 604B / 110-240 VAC 100478 / ALPHA 604B / 12-24 VDC ALPHA 607B. 100561 Alpha 560s obsolete, replacement ALPHA 607B;remote control 560s. obsolete, no replacement;remote control Alpha 580C/BCT obsolete, replacement BCT580A B50001 B50002 ALPHA 608B