445nm 3.5W 9-Pin with TEC fiber coupled laser diode module is included the TE Cooler, thermistor and photodiode, it is mainly used in high precision and high stability equipment. The fiber core of the laser module is 105um, and the fiber numerical aperture is 0.22, the SMA905, FC, ST and SC fiber connector is optional. This 445nm 3.5W 9-Pin with TEC fiber coupled laser diode module is with high coupling efficiency and high performance, which makes it is easy to use in many fields. This laser module is with TE cooler and thermistor, it is easy for customers to control the operating temperature, and this laser module is included the photodiode, it is easy for customers to monitor the output power, Wavespectrum Laser can also customize the other power version 445nm 9-Pin with TEC fiber coupled laser diode module according to the customer’s requirement.