The SPBD20DUAL is a hot-swappable, 2 channel bi-directional transceiver module offering connectivity in a flexible, small form-factor. It is compliant with the latest Gigabit Ethernet standards, as well as the CSFP Multisource Agreement (MSA).
SPBD20DUAL-14
1000BX (LC) single-mode, 2 channel BiDi CSFP, 1490Tx/1310Rx, 20km
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Documentation
Datasheet: SP Series
Product information for the SP series of Gigabit Small Form-Factor Pluggable Modules.
SFP Compatibility
Instructions on how to use Allied Telesis SFPs with Cisco switches.
Applicable Products

SwitchBlade x8100 Series
Easily the most power-efficient chassis in its class, the SwitchBlade x8100 Series features lower cost of ownership—and it’s better for the planet. One switch. Unlimited possibilities.

MCF3000 Series
Highly scalable “pay-as-you-grow” architecture.
The Allied Telesis MCF3000 Series features the MCF3300 1RU, 3-slot Modular media converter, capable of supporting up to 24 media conversions, depending on the connector. It is the industry’s smallest form factor model for up to 24 media conversions.

DNC10 Series
Allied Telesis DNC10 Series network adapters provide entry-level options to upgrade your network capacity to 10G, for high-demand applications. The DNC10 Series features copper or fiber 10G connectivity options.