Compatible QSFP-DD pluggable optical modules from US suppliers

US suppliers like Cisco and Acacia offer a wide range of QSFP-DD pluggable optical modules, including 400G and 800G variants, compliant with OIF, OpenZR+, and OpenROADM standards.Cisco QSFP-DD ModulesCisco provides a comprehensive portfolio of QSFP-DD pluggable optical modules suitable for data center, metro, and long-haul applications. Key offerings include:400G QSFP-DD Digital Coherent Optics: Supports point-to-point transmission up to 120 km using the ZR standard, compliant with OIF MSA for interoperability with other vendors' modules .800G QSFP-DD Coherent Optics: Enables 800G traffic over DWDM links up to 120 km for 800ZR and beyond 1000 km for 800G ZR+, leveraging CMOS and coherent technology .Form Factor Compliance: Mechanically compliant with QSFP-DD MSA, supporting duplex LC connectors and backward compatibility with existing QSFP-DD ports . Cisco modules are ideal for data center interconnects (DCI), metro/regional networks, and service provider interconnects, offering high reliability and low power consumption.Acacia QSFP-DD ModulesAcacia, a US-based supplier, offers QSFP-DD modules optimized for high-density switch and router ports:Interoperability: Supports OIF, OpenZR+, and OpenROADM MSA standards, ensuring compatibility across multiple vendors .Applications: Suitable for DCI edge, metro/regional, long-haul, and ultra-long-haul networks, with flexible line rates and host Ethernet support .Technology: Powered by Delphi DSP ASICs and silicon photonic integrated circuits for high-performance, low-power operation, ideal for AI-scale data centers and service provider networks .Common 400G QSFP-DD TypesFor shorter distances or specific network requirements, common 400G QSFP-DD modules include :SR8: Short-range, multi-mode fiber, up to 100 m with MPO-16 connector.DR4: Mid-range, single-mode fiber, up to 500 m with MPO-12 connector.XDR4: Extended distance, single-mode fiber, up to 10 km with MTP/MPO-12 connector. These modules comply with QSFP-DD MSA and IEEE 802.3bs standards, providing flexibility for various deployment scenarios.SummaryFor US-based QSFP-DD modules, Cisco and Acacia are leading suppliers offering:400G and 800G pluggable modulesCompliance with OIF, OpenZR+, and OpenROADM standardsSupport for short, mid, and long-haul optical linksHigh-density, low-power, and interoperable solutions suitable for data centers, metro, and service provider networks These modules provide reliable, high-speed optical connectivity and are compatible with a wide range of routers and switches, making them suitable for modern high-bandwidth networking deployments.