Hangzhou Brandnew Technology Co., Ltd. is one of China's leading manufacturers and premier suppliers of advanced high power fiber coupled laser diode pumping. Operating a state-of-the-art factory, we specialize in the entire production spectrum—from high-performance chips, TO/F/C Mounts, COS, and MCC bars, to robust stacks and advanced fiber-coupled solutions.
140W 915nm Fiber Coupling Laser Diode Modules
Features:
- Exceptional saturation output strength
- Streamlined design for ease of use
- Proven design and manufacturing
- Robust design
Applications:
- laser source
- laser equipment parts
- Scientific and R&D use

Laser diodes are the simplest components for converting electrical power into laser power. It are based on a variety of semiconductor assembly materials (gallium arsenide, indium phosphide, or other more complex structures such as gallium nitride). Single-mode laser diodes are low-power laser diodes (typically less than 1 watt), while multimode diodes are higher-power devices (typically greater than 10 watts and up to several kilowatts).
Our 140W Laser Diode, the ultimate solution for pumping solid-state lasers. With high output-power and standard-wavelength, its compact design ensures convenience without compromising reliability. Ideal for laser sources, equipment parts, and scientific use, experience unmatched performance for your projects.
Data Sheet
Item No: FC915DL140
Item Name: High Power Fiber Coupled Laser Diode Pumping
| Optical | |
| Center Wavelength | 915nm |
| Wavelength Tolerance | ±10nm |
| Output Power | 140W |
| Spectral Width | 6nm |
| >90% Power | 0.15NA |
| Slop Efficiency | 13W/A |
| Fiber | |
| Fiber Bend Radius | >60mm |
| Fiber Core/Cladding/Buffer Diameter | 105um/125um/250um |
| Fiber Length | 1.5m |
| Fiber Numerical Aperture | 0.22NA |
| Fiber Connector | Bare |
| Electrical | |
| Operating Current Iop | 13A |
| Threshold Current Ith | 0.8A |
| Operating Voltage Vop | 25V |
| Power Conversion Efficiency | 45% |
| Thermal | |
| Storage Temperature | -20-55℃ |
| Wavelength Temperature Coefficient | ~0.35nm/℃ |
Drawing:

Other advantages:
The light output from the fiber has a circular and uniform intensity profile.
Singlemode vs. Multimode
It allows the laser diode and heat sink to be located away from where the laser is used.
We offer the widest selection of wavelengths for laser diodes.
Packing & Warranty:

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