
Catalog — Electric
FireFly™ FCI Fuse Cut Out Fault Indicator
Electric Distribution Hardware
The FireFly™ FCI Fuse Cut Out Indicator makes finding a dropped fuse cutout quick and easy. When the fuse blows and the cutout drops to the inverted position the FireFly™ activates a flashing high intensity Red LED. The fuse can be seen up to a mile away at night so line crews can keep their eyes safely on the road while searching for the fuse. No more hunting with a spotlight..

The FireFly™ electronics are encapsulated in UV stable moisture resistant polycarbonate. Its internal uility grade chemistry battery will last up to 20 years in both hot and cold environments. The FireFly’s™ novel clip design permits installation of the FireFly™ on an installed fuse with a shotgun hotstick.



- Temperature Range: -40 – +70 CC
- LED Flashing Rate: 3 Hzz
- Activation Life: 1,000 Hours Continuous Service
- Expected Inactive Life: 20 Years
- Ultra-Bright Flashing RED LED
- Flashes for a minimum of 30 Days When Activated
- Long Life Internal Battery
- Simple To Install
- No Serviceable Parts

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Call us at any time to speak with a real live engineer, or contact us by e-mail for product information, quotations and/or product support. 781-562-0475 · sales.desk@telescada.com
