Note: These tubes will not work with any existing fluorescent ballast. You MUST bypass your current ballast upon install.
Keystone introduces the 8 foot T8 series of LED replacements for conventional 8 foot double-pin (R17d base) fluorescent bulbs. These LED T8 tubes provide up to 40 percent energy savings over existing fluorescent lamps and a 50,000 hour rated life which allows commercial applications to immediately take advantage of energy and maintenance savings while maximizing utility rebates. You can now utilize Keystone's superior LED technology when replacing your current T8 or T12 high output 8 foot fluorescent tubes. The existing ballast in your fixture needs to be removed, or bypassed, and double ended line voltage wiring installed. Then, simply upgrade your current fluorescent bulbs with Keystone's T8 LED tubes to take advantage of energy and maintenance savings.
The Keystone 54 watt 8' LED double recessed contact (R17d base) ballast bypass replacement T8 LED Tubes are available in either 5000K or 6500K color temperatures and deliver comparable lumens to equivalent fluorescent T12 systems. These lamps consume 54 watts of power and are compatible with 120 to 277 line voltages. Each double contact LED bulb has an integral driver (Isolated) which eliminates the need for an external driver or ballast. As well, they do not contain mercury and they turn instantly on and off with no annoying warm-up time. These features make Keystone DirectDrive LED tubes the ideal choice for any application still utilizing fluorescent technology.
This item is the Keystone ballast bypass replacement of your current 8 foot T8 R17d double recessed contact fluorescent lamps. Each lamp consumes just 54 watts of 120-277v input power - saving you 40% in energy costs! These T8 fluorescent to LED retrofit bulbs have a 120 degree beam angle, generate 5,900 lumens - That's an awesome 110 lumens per watt of 5000K or 6500K, 82 CRI light. They are NOT dimmable, measure 1.31" diameter by 93.31" in Maximum Overall Length (MOL) and are UL Listed - damp location rated. The Keystone LED tube comes in a frosted lens, a 120 degree beam angle, each tube has a 50,000-hour lifetime and they carry a Five Year Warranty.
