Hangzhou Brandnew Technology Co., Ltd. is one of China's leading manufacturers and premier suppliers of advanced 969nm 140w 105um wavelength stabilized fiber laser. 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 981nm Wavelength Stabilized Fiber Laser For Pump Solid State
Features:
- 969nm ±1nm 140W CW and 1nm FWHM spectrum width.
- 105μm core fiber with 1m length, 0.9mm jacket and bare end.
- Operates at 16A / 22V with typical slope efficiency up to 45%.
Applications:
- High efficiency laser pumping for solid-state and fiber lasers, delivering stabilized narrow spectrum pump light for gain medium excitation.
- Metal surface heat treatment and localized annealing, offering uniform high-power near-infrared energy for precise thermal processing.
- Industrial plastic welding and polymer joining, providing stable wavelength output to match absorption band of thermoplastic materials.
- Photothermal therapy and medical laser research, serving as a controllable high-power light source for bio tissue thermal interaction experiments.
This 969nm 140W wavelength stabilized fiber coupled laser features narrow spectrum and high slope efficiency. The 105μm 0.22NA fiber output supports reliable pumping, plastic welding, heat treatment and medical photothermal applications.
Data Sheet
Item No: FC969WS140
| Optical | |
| Center Wavelength | 969nm |
| Wavelength Tolerance | ±1nm |
| Output Power | 140W |
| Spectrum FWHM | 1nm |
| Fiber | |
| Fiber | 105um |
| Fiber Numerical Aperture | 0.22NA |
| Fiber Length | 1m/0.9mm |
| Fiber Connector | Bare end |
| Electrical | |
| Operating Current Iop | 16A |
| Threshold Current Ith | 1A |
| Operating Voltage Vop | 22V |
| Typical Slope Efficiency | 45% |
| Thermal | |
| Case Operate Temperature | 15~55℃ |
| Storage Temperature | -30~70℃ |
| Wavelength Temperature Coefficient | 0.02nm/℃ |
Drawing:
FAQ
01.Can you provide test report for each unit?
02.Can the fiber jacket be removed?
03.What is the core advantage over normal unlocked laser diodes?
Why Partner with Hangzhou Brandnew Technology Co., Ltd.?
"By working directly with the source, you gain a decisive competitive edge:
15
years experience
- Core Technology: Proprietary optical designs ensure industry-leading performance and strict quality consistency.
- Customize available: Our veteran engineers and flexible factory rapidly turn your custom requirements into scalable solutions, shortening your R&D cycle.
- Factory Pricing & Strict QC: From raw materials to final aging tests, our rigorous quality control guarantees maximum reliability at highly competitive, direct factory prices.
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