Description
The Calix E7-20 is a high-performance modular chassis designed to deliver advanced broadband services through a versatile, multi-service access platform. This carrier-grade system features a compact 2U form factor that supports a wide range of subscriber interfaces, including GPON, Active Ethernet, and VDSL2. Its robust architecture allows service providers to scale their networks efficiently by integrating various line cards into a single, manageable unit. For those sourcing used hardware, this chassis offers a cost-effective solution for expanding fiber-to-the-premises deployments without compromising on reliability or throughput.
The E7-20 chassis is engineered for high availability, featuring redundant power supply modules and dual switch control modules to ensure continuous operation. Its front-to-back cooling design facilitates optimal thermal management, making it suitable for dense rack environments in central offices or remote cabinets. The unit includes multiple high-speed uplink ports, typically supporting 1G or 10G Ethernet connectivity to interface with core network infrastructure. When purchasing pre-owned units, verify that the backplane and fan trays are fully functional to ensure the system meets your specific bandwidth and port density requirements.