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Wavespectrum Laser is a manufacturer of the quality and high performance diode laser products, we are committed to developing, producing and selling high performance laser products. The wavelength range is wide, product packaging variety, single mode fiber, multi-mode fiber and polarization maintaining fiber is available. We strictly control the product quality and have earned wide praise from customers all over the world with their outstanding performance.
Wavespectrum Laser offers a diverse range of laser diodes, including 1550nm 3W 9-Pin window package laser diodes. Furthermore, we supply various power versions for the 1550nm 9-Pin window package laser diodes. For the near-wavelength multi-mode laser diodes, we have options available at 915nm, 940nm, 980nm, 1064nm, 1310nm, 1470nm and 1920nm meeting the diverse requirements of the customers.
Product Feature of 1550nm 3W 9-Pin Window Package Laser Diode
Wavelength: 1550nm
Output Power: 3W
Package: 9-Pin Window Package
FAC Lens Optional
FP Laser Products
Product Parameter of 1550nm 3W 9-Pin Window Package Laser Diode
| Specifications | WSLD-1550-003-H9-T-PD | ||
| Min | Type | Max | |
| Center Wavelength@25℃ | 1550nm±30nm | ||
| Spectral Width(FWHM) | - | 10nm | - |
| Output Power | 2.5W | 3W | - |
| Emitter Area | 100x1μm | ||
| Beam Divergence(FWHM) | - | 35°┴ x 10°// | - |
| Temperature Coefficient of Wavelength | 0.7nm / °C | - | |
| Slope Efficiency | - | 0.3W/A | - |
| Threshold Current(Typ.) | - | 0.5A | - |
| Operating Current(Typ.) | - | 9.0A | - |
| Operating Voltage | - | 2.0V | - |
| TEC Max.Voltage | 9.8V | ||
| TEC Max.Current | 6A | ||
| Thermistor | 10K | ||
| Package Style | 9-Pin Window | ||
| Recommended Operating Temperature | 25℃ | ||
Product Drawing of 1550nm 3W 9-Pin Window Package Laser Diode
9-Pin Window Package View

Electrically shorten LD module and store in non-extreme conditions.
Suggest using the constant current power supply.
Product Application of 1550nm 3W 9-Pin Window Package Laser Diode
Medical Treatment
Biological Detection
Sensing Application
For more questions visit our help center.
Select based on the wavelength, output power, and fiber connector (e.g., SMA905) you require. Please inform us if you need special modulation.
Our lasers feature thermoelectric cooling and precise temperature control, ensuring more stable output, superior beam quality, and a longer lifespan for demanding applications.
Yes. Most models support TTL modulation, allowing you to quickly switch the laser or adjust its intensity via an external signal.
We offer an 18-month warranty, and each unit undergoes rigorous aging tests to ensure reliability and a long service life.
