The NELTRON 4400-XXSR-CK_X2 is a high-performance SFP connector, ideal for networking and telecommunications applications. Supreme Components International is an authorised distributor of NELTRON electronic components, ensuring you receive genuine and reliable products. This SFP connector facilitates high-speed data transfer and is commonly used in switches, routers, and network interface cards. Due to limited information available, we strongly recommend reviewing the official NELTRON datasheet for comprehensive technical specifications, including insertion loss, return loss, and operating temperature range. Ensure compatibility with your specific system requirements before purchase. Contact Supreme Components International for any inquiries or to request a quote.