Pioneer SX-3800 SX-3900 SX-D5000 SX-D7000 A-9   AC External Socket   AKP-042     File Photo.   SX-1250 SX-1050 SX-850 these receivers this would work with, needing minor adjustments to the prongs in the rear.  The front face is the same.  Check photos before purchase!!!                                                                                                                                                                                                                                                                    This came out of an SX -3800.  Parts could fit other different Application's and Receivers.  Do your homework.  We do not guarantee it will fit your particular receiver.   (((Part is guaranteed to be operational.)))  Contact for return must be with in 14 days of purchase.   Customer pays shipping for refund regardless of issue!!  Part will be marked to prevent part swapping.       (Shipping lower 48 US Only!)                                                                                                                                                                                          Guarantee is void if damaged or tampered with.  Sale is only for the part listed only.  Feedback is reciprocated after receiving usually with in 30 days.  (((Photos may not always be of the exact part being sold due to many items of the item pictured being listed at one given time.)))                                                                                                                                                                                                                                                                     ******We Suggest all boards be recapped before installation regardless of condition!!!   ***********We also suggest all switches be cleaned and lubed before installation!!!   ****************Contact us ASAP with questions or concerns before purchase!!!