Product Description
The NEW GPHF OLT with 9dB SFP C++++ GPON SFP Module is a high-power Class C++++ GPON optical transceiver, engineered for Huawei OLT systems, specifically compatible with GPHF interface boards. This hot-pluggable SFP module supports 2.488 Gbps downstream and 1.244 Gbps upstream, featuring a 9dB optical power budget, making it suitable for long-distance FTTH deployments.
With compliance to ITU-T G.984.2 and G.984.5, this module ensures robust and secure communication between the OLT and up to 128 ONTs over a distance of up to 20 km on a single-mode fiber network.
Key Features:GPHF OLT
-
9dB optical power budget (Class C++++)
-
Compatible with Huawei GPHF OLT boards
-
2.488 Gbps downstream / 1.244 Gbps upstream
-
Compliant with ITU-T G.984.2 and G.984.5
-
Hot-pluggable SFP form factor
-
SC/UPC connector, single-mode fiber
-
Digital diagnostics monitoring (DDM) supported
-
Class 1 laser safety certified
-
Extended transmission range: up to 20 km
-
Suitable for high-density GPON OLT deployments
General Specifications:GPHF OLT
| Feature | Description |
|---|---|
| Product Type | GPON OLT SFP Optical Transceiver |
| Power Class | C++++ |
| Optical Power Budget | 9dB |
| Form Factor | SFP (Hot-pluggable) |
| Compatibility | Huawei GPHF OLT service boards |
| Transmission Distance | Up to 20 km |
| Fiber Type | Single-mode fiber (G.652) |
| Connector Interface | SC/UPC |
| TX Wavelength | 1490 nm |
| RX Wavelength | 1310 nm |
| Application | FTTH, FTTx, GPON Access Networks |
| DDM / DOM Support | Yes |
Technical Specifications: GPHF OLT
| Parameter | Min | Typical | Max | Unit |
|---|---|---|---|---|
| Downstream Data Rate | – | 2.488 | – | Gbps |
| Upstream Data Rate | – | 1.244 | – | Gbps |
| TX Optical Power | +3.0 | +5.5 | +6.5 | dBm |
| RX Sensitivity | –30 | –28 | –27 | dBm |
| RX Overload | – | – | –8 | dBm |
| Bit Error Rate (BER) | – | – | 10⁻¹² | – |
| TX Wavelength | 1490 | – | – | nm |
| RX Wavelength | 1310 | – | – | nm |
| Return Loss | 12 | – | – | dB |
Electrical Characteristics: GPHF OLT
-
Operating Voltage: 3.3V ±10%
-
Power Consumption: < 2W
-
Differential Input Impedance: 100 Ω
-
Signal Interface: LVTTL / LVPECL
-
Initialization Time: < 300 ms
-
Hot-Pluggable Support: Yes
Performance and Compliance
-
ITU-T Standards: G.984.2, G.984.5 compliant
-
Optical Class: C++++ for long reach and high power
-
SFP MSA: Fully compliant
-
Error-Free: BER ≤ 10⁻¹²
-
EMC/EMI: Meets FCC Part 15 Class B & CE
-
Eye Safety: IEC 60825-1 Class 1 laser device
-
Real-time Monitoring: DDM for temperature, voltage, TX/RX power
Environmental Specifications
| Parameter | Min | Max | Unit |
|---|---|---|---|
| Operating Temperature | 0 | +70 | °C |
| Storage Temperature | -40 | +85 | °C |
| Humidity (non-cond.) | 5 | 95 | % RH |
| MTBF | 1,000,000 | – | Hours |
Physical Characteristics
-
Dimensions: 56 mm × 13.4 mm × 8.5 mm
-
Weight: < 30 grams
-
Housing Material: Die-cast metal with EMI shielding
-
Interface: SC/UPC connector
-
Plug/Unplug Cycles: >500 insertions
Certifications & Safety
-
CE – European safety compliance
-
FCC – EMI/EMC compliance
-
RoHS – Restriction of hazardous substances
-
IEC 60825-1 – Class 1 laser safety certified
-
UL – Optional upon request
