Abstract: A light fixture includes an enclosure having a top side and an opposing underside, and a luminaire module. The luminaire module includes a panel, a plurality of LEDs, a first reflector, and a second reflector. The panel extends along the opposing underside of the enclosure. The plurality of LEDs are coupled to the panel and arranged in at least one row. The at least one row has a first lateral side and a second lateral side. The first reflector is coupled to the panel and disposed along the first lateral side of the plurality of LEDs. The second reflector are coupled to the panel and disposed along the second lateral side of the plurality of LEDs. The panel is releasably attached to the enclosure such that replacement of the panel simultaneously replaces the plurality of LEDs, the first reflector, and the second reflector.

Abstract: A lighting and energy conservation system for low temperature applications includes LEDs as a light source. The LEDs are provided in a modular LED light fixture. The fixture includes a frame supporting a reflector having a plurality of elongated channels. Mounting strips are removably installed in each of the elongated channels, and LEDs are mounted on each of the mounting strips. A separate power control device is associated with each of the mounting strips, so that a total light output intensity and profile of the fixture can be individually customized by selectively adjusting the power control device for each of the mounting strips.

Abstract: A light fixture includes a frame and a modular driver assembly. The frame includes one or more panels, a first end cap coupled to the one or more panels, the first end cap defining a first end of the frame, and a second end cap coupled to the one or more panels, the second end cap defining a second end of the frame opposite the first end. At least one of the one or more panels, the first end cap, and the second end cap at least partially define a receptacle. The modular driver assembly includes a lighting element and a mounting panel configured to selectively interface with the first end cap and the second end cap to support the modular driver assembly within the receptacle defined by the frame.

Abstract: A light fixture includes a housing with a channel configured to contain a driver for driving one or more light emitting diodes located outside the channel. The housing includes slots configured to receive and secure a lens. The light fixture further includes a removable channel cover, tabs located along the length of the channel and adjacent to the channel on the housing, and a lens bar having a first flange configured to secure the lens and a second flange configured to be inserted underneath the tabs. The lens bar is secured in place with the second flange underneath the tabs by the channel cover which prevents the lens bar from moving laterally with respect to the tabs. The slots, the first flange, and a flange running the length of the light fixture perpendicular to the slots are configured to cover the edges of the lens when installed.

Abstract: A light fixture is configured for use in either retrofitting an existing troffer light fixture or for use in new construction. The light fixture includes a self-supporting adaptor bracket configured to rest on a T-bar of a ceiling system and further configured to optionally receive a housing of the existing troffer light fixture. The light fixture further includes a door assembly including a latch configured to engage a latch surface of the adaptor bracket, a hinge configured to interface with a slot of the adaptor bracket, a housing including the latch and the hinge, and a light source within the housing.

Abstract: A light fixture includes a support structure, a plurality of light emitting diodes (LEDs) coupled to the support structure and spaced apart along a length of the support structure between a first end and a second end of the light fixture, a power pack, and a modular power input connector. The power pack includes a driver configured to be electrically coupled to the plurality of LEDs, power input wiring configured to receive power for the light fixture, and a cover provided at least partially over the driver and the power input wiring. The modular power input connector is accessible without removing the cover, and the modular power input connector is coupled to the power input wiring.

Abstract: A system for mounting a light fixture to a structure includes a pivot base and a mount. The pivot base is pivot base coupled to the structure. The mount is configured for securing to the light fixture and for pivotally coupling to the pivot base, so that the light fixture is adjustably positionable in any one or more of a plurality of positions. The mount includes a plurality of adjustment points configured to allow the mount to be fixed in any of the one or more of a plurality of positions.

Abstract: A light fixture includes an enclosure having a top side and an opposing underside, and a luminaire module. The luminaire module includes a panel, a plurality of LEDs, a first reflector, and a second reflector. The panel extends along the opposing underside of the enclosure. The plurality of LEDs are coupled to the panel and arranged in at least one row. The at least one row has a first lateral side and a second lateral side. The first reflector is coupled to the panel and disposed along the first lateral side of the plurality of LEDs. The second reflector are coupled to the panel and disposed along the second lateral side of the plurality of LEDs. The panel is releasably attached to the enclosure such that replacement of the panel simultaneously replaces the plurality of LEDs, the first reflector, and the second reflector.

Abstract: A controller for controlling lighting in a facility provided by a plurality of lighting fixtures configured for wireless communications, the controller includes a data communication interface and a control module. The data communications interface communicates with at least one of the plurality of lighting fixtures. The control module is configured to provide a control signal to the data communications interface for communicating to the at least one of the plurality of lighting fixtures and for at least one of turning on and turning off the plurality of lighting fixtures according to an algorithm that generates the control signal based on a time of day and an occupancy within the facility. The control module is also configured to determine the occupancy within the facility based on a sensed condition relating to motion within the facility and a level of heat within the facility.

Abstract: A troffer door assembly includes a frame assembly having a plurality of interconnected frame members, a lens member retained by at least one of the plurality of interconnected frame members, a connecting member coupled to the frame assembly and configured to detachably couple the troffer door assembly to a housing of a troffer light fixture, a rigid brace member, and a plurality of LEDs attached to the rigid brace member. The rigid brace member includes a heat conductive material configured to dissipate heat produced by the plurality of LEDs. At least two of the plurality of interconnected frame members include a heat conductive material, and the rigid brace member is thermally coupled with the at least two of the plurality of interconnected frame members such that both the rigid brace member and the frame assembly dissipate heat produced by the plurality of LEDs.

Abstract: A retrofitting kit for retrofitting an existing troffer light fixture having a troffer housing includes a door assembly and a retainer including a flange. The flange is deformable between a first position and a second position. The light source is within the housing. The retainer includes the flange coupled to the housing of the door assembly. The retainer is configured to engage at least one of the troffer housing and a T-bar of a ceiling system to thereby selectively secure the door assembly within the ceiling system when the flange is in the first position. The retainer is further configured to facilitate at least one of installation and removal of the door assembly when the flange is in the second position.

Abstract: A retrofit light fixture for retrofitting an existing strip-style light fixture, the retrofit light fixture includes a housing, a light emitting diode, a driver, and a bracket. The housing includes a base portion, a side portion, and an end cap. The housing defines an interior space. At least one of the base portion and the side portion define an elongated opening. The driver is disposed within the interior space of the housing and configured to interface with the light emitting diode. The bracket includes a body and a locking flange. The locking flange is configured to selectively engage with a portion of a housing of the existing strip-style light fixture. The bracket is slidably coupled to the housing with a fastener that extends through the elongated opening. The bracket is selectively repositionable between a disengaged orientation and an engaged orientation.

Abstract: A retrofitting kit for retrofitting an existing troffer light fixture having a troffer housing includes an adaptor bracket and a door assembly. The adaptor bracket includes a channel configured to rest on a T-bar of a ceiling system, and further configured to be located between the T-bar and the troffer housing, a slot, and a latch surface. The channel defines an open slot configured to receive and retain a portion of the troffer housing thereby facilitating a retrofit installation. The door assembly includes a latch configured to engage the latch surface of the adaptor bracket, a hinge configured to interface with the slot of the adaptor bracket, a housing including the latch and the hinge, and a light source coupled to the housing.

Abstract: A light fixture including a support structure and a plurality of LEDs coupled to the structure and spaced apart along at least a portion of a length of the structure. The light fixture further includes a power pack, the power pack including a driver configured to be electrically coupled to the plurality of LEDs, power input wiring that is configured to receive power for the light fixture, and a cover provided substantially over the driver and the power input wiring. A modular power input connector is accessible without removing the cover, wherein the modular power input connector is coupled to the power input wiring, and wherein the modular power input connector is configured to accept a power cord.

Abstract: A system for mounting an outdoor fluorescent lamp lighting fixture to a pole includes a compression sleeve configured to receive and tighten around the pole, a pivot base fixed to the compression sleeve, a mount configured for securing to the fluorescent lamp lighting fixture and for pivotally coupling to the pivot base, where the mount includes multiple adjustment points configured to allow the mount to be fixed at varying angles relative to the pivot base.

Abstract: A lighting system for displacing energy is provided. The lighting system includes a light sensor to measure an amount of light provided from the natural lighting fixture to a building environment. The lighting system further includes processing electronics to receive information from the light sensor and to use the received information to determine when the amount of light provided from the natural lighting fixture is sufficient to allow one or more electric lighting fixtures to be turned off or dimmed, the processing electronics causing the one or more electric lighting fixtures to turn off or dim in response to the determination. The processing electronics are further configured to calculate the energy saved from turning off or dimming the one or more lighting fixtures. The lighting system further includes a communications interface configured to transmit the results of the calculation of energy saved from the processing electronics to a second party.

Abstract: A retrofitting kit for retrofitting an existing troffer light fixture having a troffer housing includes an adaptor bracket and a door assembly. The adaptor bracket is configured to rest on a T-bar of a ceiling system, and further configured to be located between the T-bar and the troffer housing. The adaptor bracket includes a base portion and a wall coupled to the base portion, and the troffer housing of the existing troffer light fixture rests on the base portion when the adaptor bracket is disposed between the T-bar and the troffer housing of the existing troffer light fixture. The base portion extends horizontally and along the entire length of the adaptor bracket.