NCE 5240106 DA-SRHO Scale Board Replacement DCC Mobile Decoder (Dual Mode, will operate on DC) This HO Scale Board Replacement Decoders will fit a large variety of locomotives. It can be soldered in or existing factory clips can be re-used.Atlas: GP38, GP40, RS1/2/3, C424/5, GP7, RSD4/5/12, C30-7, U23B, U33/36C, and others.Athearn "Genesis" series locomotives; F7, F3, SD70, SD75, SD80, and others.Kato GP35, SD40, C44-9W Stewart AS16, F3A, F3B, F7A, F7B, F9A, F9B, U25BCan also be adapted for many other HO Scale locomotives.Dimensions: 2.850 x 0.65 x .125 inches - 72 x 17 x 3.2mm Click here for the manual from NCE Information StationThe NCE DA-SR is an EPF (extended packet format) decoder supporting: Silent Running motor drive Improved DC operation (with lighting effects) Torque Compensation (dither) for ultra smooth low speed performance Programmable Start, Mid and Maximum speed works for all speed modes Motor rating 1.3 Amp continuous, 2 Amp peak (stall) All five function outputs have lighting effects generators Select from 15 different lighting effects (Mars, strobes, beacon, flicker, etc)Lighting outputs can be mapped to different functions Uploadable speed table interpolated to 128 speed steps Decoder assisted consistingSupport for all forms of DCC programming Decoder programming lock mechanism Brake on DC feature assists automatic train control