Separ 04010 Fuel Filter Element SWK2000/40 Separ 04010 Fuel Filter Element SWK2000/40 - 10 Micron Suitable for use in any of the SWK2000/40 simplex or duplex filters. This replacement element filters contamination and free water to 10 micron. It is ideal for fine filtering of fuel. For... MSRP: Was: Now: $206.66 Add to Cart