SFP-GPON-ONU-B+ typically refers to a Small Form-Factor Pluggable (SFP) optical transceiver module designed for Gigabit Passive Optical Network (GPON) Optical Network Units (ONUs) with specific features or capabilities denoted by the "+". GPON is a type of fiber optic network architecture used in telecommunications for delivering broadband access to subscribers.

The "B+" variant of GPON ONUs typically indicates certain improvements or enhancements over previous versions, such as increased bandwidth, improved performance, or additional features. However, the specific features and capabilities may vary depending on the manufacturer and model of the SFP module.

In general, SFP-GPON-ONU-B+ modules are used in GPON-based broadband access networks by service providers to connect individual subscribers to the GPON network and deliver high-speed internet, voice, and video services. These modules are typically installed at the customer premises and interface with the service provider's GPON equipment located in the central office or data center.

Features
• Support ITU-T 984.2/984.5 GPON Networks application
• Single fiber bi-directional data links with asymmetric 1.244Gbps Tx and 2.488Gbps Rx
• 1310nm burst-mode transmitter with DFB laser
• 1490nm continuous-mode receiver with APD-TIA
• 2-wire interface for integrated digital diagnostic Monitoring
• Transmitter state indication (TX_SD)
• SFP package with SC/UPC receptacle optical interface
• Single +3.3V power supply
• RoHS6 Compliant

Thus, SFP-GPON-ONU-B+ is now available in Nepal with best quality.