| FU-445SDF-1M1C | Uncooled DFB-LD module in 8-pin -- package. Operational temperature range from -5°C to 70°C. | Datasheet*) |
| FU-445SDF-1M2B | Uncooled DFB-LD module in 8-pin -- package. Operational temperature range from -5°C to 70°C. | Datasheet*) |
| FU-445SDF-V1M1C | Uncooled DFB-LD module in 8-pin -- package. Operational temperature range from -5°C to 70°C. | Datasheet*) |
| FU-445SDF-V1M2B | Uncooled DFB-LD module in 8-pin -- package. Operational temperature range from -5°C to 70°C. | Datasheet*) |
| FU-445SDF-W1M1C | Uncooled DFB-LD module in 8-pin -- package. Operational temperature range from -5°C to 70°C. | Datasheet*) |
| FU-445SDF-W1M2B | Uncooled DFB-LD module in 8-pin -- package. Operational temperature range from -5°C to 70°C. | Datasheet*) |