Calix SFP-BU20-45-CAL Compatible SFP BiDi BX-U 20km Transceiver Module

The SFP-BU20-45-CAL is a SFP optical transceiver compatible with Calix platforms. Plug-and-play, no configuration required.

• Form Factor: SFP
• OEM Equivalent: SFP-BU20-45-CAL

OEM-compatible and MSA-compliant. Manufactured to MSA specifications following ISO-certified processes. Class 1 laser certified, RoHS compliant. Digital Diagnostic Monitoring (DDM/DOM) supported. Every module is tested for traffic conformity per supported layer 2/3 protocols, DOM threshold verification, EEPROM/MSA value verification, serial number verification, and optical cleanliness before shipment.

Backed by the GreenLights4Life® Limited Lifetime Replacement Warranty. In stock and ships same or next business day. Trusted by network engineers and procurement teams across North America for over 10 years.