An avionics power management panel and door assembly where the panel includes a cabinet including a set of walls at least partially defining an interior with an open face and door assembly includes a central panel a front panel that includes a set of rows with apertures formed between two adjacent rows and where the set of rows have a crimped profile.

The present application provides a power supply cabinet, comprising a first power supply region and a second power supply region including at least one slot for receiving a first power supply module and a second power supply module respectively, a mode switching unit for outputting a mode signal to the first power supply module and the second power supply module, and a position setting unit for outputting a position signal to the first power supply module and the second power supply module. Input sides of the first power supply module and the second power supply mode are electrically connected to a first power supply and a second power supply. The power supply cabinet selectively operates in a first power supply mode (e.g. N+N mode) or a second power supply mode (e.g. N+1 mode) depending on the mode signal or types of the power supplies.

A power distribution panel for distributing power to a plurality of components. A modular frame may removably attach in an aperture of a side of a chassis. A first module may be removably attached in an opening of the modular frame. A second module, different from the first module, may be removably attached in the opening of the modular frame.

Example DC-DC power distribution systems include electronic communication device(s), a circuit breaker DIN rail adapted to receive a circuit breaker for providing electrical protection to the one or more electronic communication devices, and a DC-DC converter including a housing having a DIN rail mount, a voltage input and a voltage output. The DC-DC converter includes a DC-DC voltage converter circuit coupled between the voltage input and the voltage output, and a controller electrically coupled with the DC-DC voltage converter circuit. The DC-DC converter is mounted on the circuit breaker DIN rail via the DIN rail mount of the DC-DC converter housing, and the controller is configured to control the DC-DC voltage converter circuit to convert a DC voltage at the voltage input to a different DC voltage at the voltage output to supply power to the one or more electronic communication devices.

An electronic device is provided. The electronic device includes a housing, a first riser module, a hard-disk backplane module, and a plurality of hard-disks. The first riser module is disposed in the housing. The first riser module includes a first tray structure and a first riser board. The first riser board is disposed on the first tray structure. The first tray structure is adapted to move the first riser board in a first direction. The hard-disk backplane module is disposed in the housing. The tray structure is adapted to move the first riser board in the first direction to connect the hard-disk backplane module. The hard-disks are connected to the hard-disk backplane module. The modules of the electronic device of the embodiment of the invention can be coupled together more easily.

A modular controller includes an enclosure having an interior, a motherboard with a signal trace and a power trace supported within the interior of the enclosure, and one or more control section. The control section includes one or more of an input power section, an electromagnetic interference section, a logic section, a control section, a output power section, and a signal section that is supported by the motherboard to selectively flow of electrical power through the power trace using a control signal carried by the signal trace. Electrical systems and methods of making modular controllers are also described.

An electrical power unit cooling system including at least one cooling fin configured to be thermally connected to a bus housing of the electrical power unit, the bus housing being configured to be attached to a surface of an aircraft fan housing such that the at least one cooling fin protrudes through the fan housing in order to be cooled by air flow within the fan housing.

A power distribution assembly that includes a planar substrate, a set of switchable elements arranged on the planar substrate, a conductive bus bar underlying the planar substrate and interconnected with the set of switchable elements, and a set of power connections. The power distribution assembly distributes power from a power source to one or more loads.

A power supply noise suppressor includes a housing configured to be fastened or adhered to a customer-premises equipment (CPE) device. A first connector is configured to connect to a cable. A second connector is configured connect to the CPE device. A circuit is positioned at least partially within the housing and connected to the first and second connectors. The circuit is configured to reduce an amount of a power supply switch noise that is transmitted in an upstream direction from the CPE device to the cable.

A backplane is for electrically connecting electrical components. An embodiment is directed to the backplane and to a method for producing the same. An embodiment of the backplane includes a carrier plate, conductor tracks, which extend on and/or in the carrier plate, and at least one cooling element arranged on a conductor track for cooling the conductor track.