Supreme Components International is an authorised distributor of electronic components, offering a diverse selection of parts from leading manufacturers like Neltron. The 5505FX-XXS-XX-XX is one such component, though detailed specifications are presently unknown. Neltron is known for its quality and reliability in the electronics industry. While we lack specific technical data for this particular item, our team is available to assist you in finding compatible components or providing further information as it becomes available. We are dedicated to ensuring customer satisfaction and providing access to a broad range of electronic components. Please reach out to us with any inquiries.