Bn44-00427a is the same as bn44-00427b. Brand New Service Spare Part. This part is NOT some cheap copy but a genuine Manufacture part. We are an established business for over 30 years and have lots of experience in the trade. We Do Not reply to messages on Saturday or Sunday.We don't reply to emails asking us to discount to a lower price. Please check our high feedback score! If you fit our part and you still have the same symptoms or the same fault then the fault is not with our part supplied, this means the part has not fixed your fault, NOT the part supplied is defective or faulty. The item "NEW BN44-00427A UK STOCK Samsung Power Supply PSU BN44-00427B UE46D8000" is in sale since Tuesday, March 27, 2018. This item is in the category "Business, Office & Industrial\Electrical & Test Equipment\Electronic Components\Other Electronic Components". The seller is "norfolkelectronicsonline" and is located in Norwich, Norfolk. This item can be shipped to all countries in Europe, United States, Japan, Canada, Australia, China, Israel, Hong Kong, Malaysia, Mexico, Singapore, South Korea, Taiwan, Thailand, Chile.