Ignition Module Coil Replaces 503580501 for Husqvarna 40 45 49 for Jonsered 2041 2045 2050 Chainsaw Ignition Module Coil Replaces 503580501 for Husqvarna 40 45 49 for Jonsered 2041 2045 2050 Chainsaw. Sale price : $11.36 Category : Automobiles, Parts & Accessories