60105 Control Board is latest 6-pin control board for all , HeatStar, Big and Enerco overhead propane and natural gas unit heaters up to 125,000 BTU Replacement Fits: for Models using 60105 Control Board: MHU45 LP, MHU45 NG, MHU50 LP, MHU50 NG, MHU55 LP, MHU55 NG, MHU70 LP, MHU75 LP, MHU75 NG, MHU80 LP, MHU80 NG, MHU125 LP, MHU125 NG Replacement Fits: for HEATSTAR Models using 6015 Control Board: HSU45 LP, HSU45 NG, HSU50 LP, HSU50 NG, HSU55 LP, HSU55 NG, HSU70 LP, HSU75 LP, HSU75 NG, HSU80 LP, HSU80 NG, HSU125 LP, HSU125 NG (The product printing text and color from batch to batch, but it does not affect use) Color: White Material: PCB Package Contents: 1 set x 60105 heater ignition control board (accessories as shown in picture) Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.