Fluke Networks FIBERLERT Live Fiber Detector FIBERLERT-125

No more guessing if the fiber is live. Quickly check fiber activity, polarity, and connectivity. No setup or interpretation required – just place in front of the fiber end face or port and a light and tone indicate an active fiber. This pocket-sized tool tests single-mode, multimode UPC and APC patch cords and ports using a “non-contact” detector. The FIBERLERT-125, detects for the presence of 850 nm to 1625 nm optical light.