Product Description
The HW GPON OLT SFP C++++ Module is a high-performance optical transceiver designed for integration into GPON Optical Line Terminals (OLTs). Available in 8dB, 9dB, and 10dB optical power budget variants, this SFP module ensures flexible deployment in FTTx environments, supporting longer reach and higher reliability.
Engineered to meet ITU-T G.984.x standards, this Class C++++ GPON transceiver module delivers stable downstream (1490 nm) and upstream (1310 nm) transmission, suitable for high-density broadband networks. The module is compliant with the SFP MSA standard and is fully compatible with leading OLT brands, including Huawei.
Key Features: GPON OLT SFP
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GPON OLT SFP Optical Transceiver
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C++++ power class (High power, Long reach)
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8dB, 9dB, or 10dB optical power budget options
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Supports 2.488 Gbps downstream / 1.244 Gbps upstream
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Dual fiber (TX 1490nm / RX 1310nm)
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Hot-pluggable SFP form factor
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Compatible with Huawei OLT systems
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Fully compliant with ITU-T G.984.2, G.984.5 standards
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Low power consumption and EMI shielding
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Digital Diagnostics Monitoring (DDM) supported
General Specifications: GPON OLT SFP
| Feature | Description |
|---|---|
| Product Type | GPON OLT SFP Optical Transceiver |
| Form Factor | SFP (Hot-pluggable) |
| Power Class | C++++ |
| Optical Power Budget | 8dB / 9dB / 10dB |
| Wavelength (TX/RX) | 1490nm (TX) / 1310nm (RX) |
| Fiber Type | Single-mode fiber (SMF) |
| Interface Connector | SC/UPC or SC/APC |
| Transmission Distance | Up to 20 km (depending on power budget) |
| DDM / DOM Support | Yes |
| Application | GPON OLT systems (FTTH/FTTx networks) |
Technical Specifications
| Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|
| Downstream Data Rate | – | 2.488 | – | Gbps |
| Upstream Data Rate | – | 1.244 | – | Gbps |
| TX Optical Power (10dB) | +4.5 | +6.0 | +7.0 | dBm |
| TX Optical Power (9dB) | +3.0 | +5.5 | +6.5 | dBm |
| TX Optical Power (8dB) | +2.5 | +5.0 | +6.0 | dBm |
| RX Sensitivity | –30 | –28 | –27 | dBm |
| Saturation Input Power | – | – | –8 | dBm |
| Wavelength Stability | – | ±0.1 | – | nm |
| Bit Error Rate (BER) | – | – | 10⁻¹² | – |
| Transmission Distance | – | Up to 20 | – | km |
| Fiber Connector | – | SC | – | – |
Electrical Characteristics
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Supply Voltage: 3.3V ± 10%
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Power Consumption: < 2W
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Differential Input Impedance: 100 Ohm
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Power-On Initialization Time: < 300 ms
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LVPECL / CML compatible differential data I/O
Performance and Compliance
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Standards Compliance:
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ITU-T G.984.2 (GPON Physical Media Dependent Layer)
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ITU-T G.984.5 (GPON Enhancement Bandwidth)
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SFP MSA (Multi-Source Agreement)
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EMC/EMI:
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Complies with FCC Class B and EN55022 Class B
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Eye Safety:
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Class 1 Laser Product per IEC 60825-1
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Environmental Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| Operating Temperature | 0 | +70 | °C |
| Storage Temperature | -40 | +85 | °C |
| Operating Humidity | 5 | 95 | % RH |
| MTBF | 1,000,000 | – | Hours |
| Shock & Vibration | Compliant | – | – |
Physical Characteristics:GPON OLT SFP
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Dimensions: 56mm × 13.4mm × 8.5mm
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Weight: < 30g
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Case Material: Die-cast metal with EMI shielding
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Optical Interface: SC or LC (customizable)
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Insertion/Removal Life: >500 cycles
Certifications & Safety
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CE – European Conformity
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RoHS – Restriction of Hazardous Substances
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FCC – Electromagnetic compatibility
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UL – Underwriters Laboratories (optional)
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Laser Safety – Class 1 laser per IEC 60825
