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Unit that is usually made up of 36 solar cells, each of which produces a voltage of 0.5 V; it is used to power low-voltage devices.

See solar-cell system in : french | spanish

Electric connection device devised for interrupting the current in the event of electric overload by melting one of its components.

Sealed box that is encased in glass and contains the solar-cell panel.

Unit that stores the electricity produced by the collector and retrieves it to power a device, here an incandescent lamp.

Interconnected solar cells that are mounted onto a protective support; it usually produces between 15 and 20 volts.

All the electromagnetic waves emitted by the Sun.

Metal element that ensures that the electric current flows through the circuit to which it is attached.

Box in which the electric cables powering the battery are connected to the collector’s positive and negative contacts.

Metal element that ensures that the electric current flows through the circuit to which it is attached.

Electronic component that ensures the current flows in one direction only; this prevents the system’s battery from discharging overnight.

Bulb whose electricity consumption is lower and its life longer than an incandescent bulb.

Device used to convert solar energy directly into electric energy (photovoltaic effect).

Glass covering that allows solar radiation to pass through.