© 2014 RailMaster Hobbies TCS K Series N Scale Decoders K1D4 - 4 function for KATO SD40, SD70MAC,SD70/75M, C44-9W, AC 4400 Athearn F45 super bright, golden white LEDs - $39.16 K1D4-NC - 4 function, KATO GG1, SD70ACe, SD70M, SD40-2 (mid prod.) super bright, golden white LEDs - $39.16 K2D4 - 4 function, for KATO SD90/43MAC, SD80MAC, RS2 and RSC2 super bright, golden white LEDs - $39.16 K3D3 - 3 function, for KATO NW2 on board current limiters for LEDs super bright, sunny white LEDs - $39.16 K4D6 - 6 function, for KATO MP36PH Metra on board current limiters for LEDs 1 super bright, sunny white LED - $39.16 K4-LK - Adds rear light and rotary beacon to KATO MP36PH - $15.96 K5D7 - 4 function, for KATO F40ph on board LED for red marker lightforward and reverse lights - $39.16 K0D8-A - 8 function, for KATO PA-1, E9A, F9B, E8/9A, F40PH, P42 Genesis F1 - F4 functions have built in resistors for LEDs2 super bright, golden white LEDs1 amp continuous, 2 amp peak - $39.16 K0D8-B - 8 function, for KATO F3A, F3B, F7A, F7B. F1 - F4 functions have built inresistors for LEDs2 super bright, golden white LEDs1 amp continuous, 2 amp peak - $39.16