XGSPON Combo OLT

Brand: D-TECH SKU: #46

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Category: Networking Goods

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XGSPON Combo OLT – Technical Specification

General Description
XGSPON Combo OLT supports both GPON and XGS-PON services on a single port. It allows operators to migrate from GPON to 10G networks smoothly while continuing to support existing GPON ONTs.

Standards

ITU-T G.9807.1 (XGS-PON, symmetric 10G)
ITU-T G.987/G.987.2/G.987.3 (XG-PON)
ITU-T G.984 series (GPON, 2.5G/1.25G)
ITU-T G.988 (OMCI management)

Optical Parameters

Feature	GPON	XGS-PON
Downstream Wavelength	1490 nm	1577 nm
Upstream Wavelength	1310 nm	1270 nm
Downstream Rate	2.488 Gbps	9.953 Gbps
Upstream Rate	1.244 Gbps	9.953 Gbps
Optical Budget	B+ (28 dB), C+ (32 dB)	N1/N2: 29–31 dB, E1/E2: 33–35 dB
Max Split Ratio	1:128 (typical 1:64)	1:128 (typical 1:64)
Transmission Distance	Up to 20 km (40 km with high-power optics)	Up to 20 km (40 km with extended optics)