Hot on the heels of its win against Mac clone-maker Psystar, laptop battery Applel is suing another company that’s making knockoffs of its products, but this time its power adapters.

(Credit: Apple)

Apple filed the lawsuit against Media Solutions Holdings in the California Central District Court on Monday, according to InformationWeek. Apple claims the power adapters violate a patent the company holds on the design of its own adapters.Discount price for Apple A1045 battery

The power adapters in question come with Apple’s MacBook and MacBook Pro line of notebooks. Apple also sells the adapters separately for $79 from its online and retail stores.

While several of Media Solutions Holdings Web sites, have Apple replacement parts in stock, none currently has the power adapter in question when CNET checked on Friday. The lowest price for Apple A1078 battery