Fuel cells are a perfect mach for backing-up fiber optic repeaters because of the low power requirements. installed the worlds first fuel cell back-up system for a fiber optic repeater station in Hancok, Maryland for Maryland DOT (Department of Transportation) on Feb. 24, 2004.
1 kW fuel cell backing-up
fiber optic repeater
Maryland DOT (Department of Transportation) would have had to install another shelter and fill it with racks of batteries to equal the back-up time provided by a fuel cell system.
TYPICAL FIBER OPTIC H2 SUPPLY
Maryland DOT’s Hancock fiber optic repeater
Remotely accessible; low fuel alarmed
H2 Protected by Lockable Hood
Cylinders are bulletproof
ON-SITE H2 DELIVERY
H2 delivery to a tower site
H2 supply is available throughout the U.S.
If propane can make it to your site, hydrogen can. Hydrogen is more portable and less costly than propane. Hydrogen cylinders are bulletproof and DOT approved. Also, hydrogen is stored above ground in stand-alone racks, which is substantially less costly than burying propane tanks to fuel combustion generators.