CAPACITORS through hole 50RX30100M10X12.5 5mm lead spacing 14mm height, must be away from other shield 100uf and 470uf sizes 11,000 in stock 50 cents about smd mount EDT107M025S9HAA kemet cheapest 100uf 40 cents single qty. 6.6 footprint 25TXV100M6.3X8 rubycno 60 cents 100uf 25v (will it be ok through spikes?) 6.6 x 6.6 footprint going through hole can save about 10 cents per cap for my purposes, not needed INDUCTORS 220uH SRN1060-221MCT-ND 2k qty avail 10x10 about footprint (10x9.8) 1A current rating going with that size footprint. seems there are others available.