976 nm 18 W Wavelength-Stabilized Fiber Coupled Laser Diode

WAVELENGTH

976 nm

POWER

18 W

FIBER CORE

105 µm

NA

0.22

Key features

• High Intensity 18 W Output
• Narrow-Band VBG Stabilization (± 0.5 nm)
• Superior 50% Electrical Efficiency
• 1020nm~1200nm feedback protection
• High-Brightness Output
• Industrial FC-Ferrule Termination
• Rugged Industrial Package

Applications

• Fiber laser pumping
• Solid-state laser pumping
Laser Soldering
Laser Plastic Welding
• Scientific research
• Custom OEM Integration

Custom configurations & wavelengths available

Uncompromising performance

The 976 nm 18 W Wavelength-Stabilized Fiber Coupled Diode Laser is a premium-grade source engineered for applications where spectral locked-in performance and high brightness are critical. Delivering a stable 18 W of continuous-wave output through a precision 105 µm core, this module is optimized for superior beam quality and high energy density. Featuring integrated Volume Bragg Grating (VBG) technology, the K976AAHRN series maintains an ultra-narrow 976 nm ± 0.5 nm center wavelength, ensuring perfect absorption for pumping high-end fiber lasers or conducting advanced spectroscopy. With an impressive 50% electrical-to-optical efficiency and integrated 30 dB feedback isolation, this module provides a reliable, high-stability core for modern clinical platforms and industrial laser systems where technical consistency is non-negotiable.

SPECIFICATIONS ( 25°C ) SYMBOL UNIT K976AAHRN-18.00W
MINIMUM TYPICAL MAXIMUM
OPTICAL
DATA(1)
CW Output Power Po W 18.0
Center Wavelength λc nm 976 ± 0.5
Spectral Width (FWHM) Δλ nm 0.5 0.7
Wavelength Shift / Temp Δλ/ΔT nm/°C 0.02
Wavelength Shift / Current Δλ/ΔI nm/A 0.03
ELECTRICAL
DATA
Electrical-to-Optical Efficiency PE % 50
Threshold Current Ith A 0.9
Operating Current Iop A 12.0 13.0
Operating Voltage Vop V 3.2 4.4
Slope Efficiency η W/A 1.6
FIBER
DATA
Core Diameter Dcore μm 105
Cladding Diameter Dclad μm 125
Numeric Aperture NA 0.22
Fiber Length Lf m 2
Minimum Bending Radius mm 50
Fiber Termination FC-Ferrule
FEEDBACK
ISOLATION
Wavelength Range nm 1020 ~ 1200
Isolation dB 30
OTHERS ESD Vesd V 500
Storage Temperature(2) Tst °C -20 70
Operating Case Temp(3) Ttop °C 23 25 27
Relative Humidity RH % 15 75

Do you need a custom laser diode for your application?

We offer custom laser diodes according to your needs, either high-power or low-power versions, fiber-coupled or free-space, specific wavelengths, wavelength-stabilized options, and single or multi-emitter diodes. To discuss your custom laser diode needs, you can contact us by sending an email or using the contact form.

contact@ephotonics.com

+1 418 883 7125

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