Teleste provides a full range of high-precision fixed in-line attenuators in rugged and compact housings. The product range comes with extremely low return loss and high-quality ceramic ferrules that will deliver in the most demanding applications and ensure repeatable performance.

Product Specifications

Attenuation Range (all SM models)
1 – 30 dB
Operating Wavelength (all SM models)
1240 – 1620nm (Dual 1310/1550nm)
Attenuation Accuracy (all SM models)
1 – 9 dB ±0.5 dB, 10 – 20 dB ±1.0 dB, 21 – 30 dB ±1.5 dB
Maximum Optical Input Power
200 mW
Operating Temperature
-40 to +75 °C
Housing Material
Metal models produced in Stainless Steel 304
Note: Download the datasheet to read the full specification and ordering information


Teleste offers a variety of accessories including both active and passive modules and power solutions. The accessories are designed and tested for Teleste broadband equipment. Find the products that suit you and get more of your network.

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