Burner control unit, Riello MO550 3001168 (Replacement MO 550 digital) The burner control unit MO550 is installed at a one-stage or 2-stage burner. It is suitable for the following burner types:...
Riello 531SE 3001158 burner control unit replaces 530 SE + retarder for Riello 40 G2 type 426T1, 40 G RK type 434T1, 40 G5 IR type 456T1, 40 G5 RK type 453T3 Manufacturer number 3001158