Product details:

Husqvarna Ignition Coil 501812801 Genuine Husqvarna Part Ignition Coil Supersedes 501633301 not aftermarket part. Fits Specific Husqvarna Models That Require Part# 501812801 It Also Will Fit Other Husqvarna Produced Brands that Require this Part 501812801 (AYP, Craftsman, Jonsered, McCulloch, Poulan, Poulan Pro, RedMax, Weed Eater)