Tag Archives: EDFA

C-Band 37dBm PM Erbium-doped Fiber Amplifier

The C-band high-power polarization-maintaining erbium-doped fiber amplifier is based on the principle of laser amplification of optical signals in erbium-doped fibers, and adopts a unique multi-stage optical amplification design and reliable high-power laser heat dissipation technology to achieve high-power lasers with wavelengths of 1535~1565nm, PM output. It has the advantages of high power, high extinction ratio and low noise, and can be used in optical fiber communication, lidar, etc.

This is a 37dBm polarization maintaining EDFA. Both PM and SM fibers can be customized. The high power erbium-doped fiber amplifier module type has heat sink. We can control the EDFA through software or host computer commands.



The interface of the control software.


The test report of 37dBm EDFA.





2023 New PM Erbium-doped Fiber Amplifier

This is a C-Band Erbium Doped Fiber Amplifier, high gain and low noise. It is the latest style of 2023, with a silver shell. The heat sink of the fiber amplifier is upward. This is Polarization-Maintaining Erbium-Doped Fiber Amplifier, SM Fiber EDFA can also be customized.

Polarization-maintaining erbium-doped fiber amplifier (EDFA-PM) is a family of fiber amplifier products dedicated to polarization-maintaining fiber systems. It has the advantages of high gain, low noise, and polarization retention. It supports host computer software control. Need to provide bench-top or rack-mount package, accept parameter customization.

The data sheet of C-Band 27dBm PM EDFA.


It’s Optical Spectrum of Amplified 1550.12nm signal.


Output power VS Pump current curve.


The power stability test @0.5W, 0dBm input, in APC mode.



30dBm EDFA Single-mode Fiber Laser Module

This is a C-Band 30dBm module type EDFA. It is equipped with SMF-28e single-mode fiber, and polarization-maintaining fiber can also be customized. This is a high-power EDFA, with a row of aluminum sheets on one side of the shell for easy heat dissipation. This is a modular design, and desktop EDFA can also be customized. Let’s check it now.

High power erbium doped fiber amplifier (EYDFA-HP-BA),based on amplification technology of double clad erbium doped fiber, unique optical packaging technology, and with reliable hardware light path protection design, realized high power laser output in C band or L band, It has the advantages of high gain and low noise, and can be widely used in CATV, optical fiber communication, laser radar, etc..



The test report & spectrum analysis chart of C-Band 30dBm SM EDFA.

civillaser-high-power-edfa-module-5 civillaser-high-power-edfa-module-6

The relationship between power current and output power.