Inductors

An inductor, also called a coil or reactor, is a passive two-terminal electrical component that stores electrical energy in a magnetic field when electric current is flowing through it.

Inductor coils Winding wire - enameled copper

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Enamelled copper wire 15m 0.1mm Enamelled copper wire with a diameter of 0.1mm. The enamel provides an insulated layer. This melts through the soldering heat and this makes it very easy to repair prints, for example.
Out of stock
€ 1,55 Incl. VAT
Inductor set 220 pieces 1 / 4w 22 values Inductor set with 22 values from 1hH to 1mH. Per value 10 inductors are present in this set (total of 220 inductors). The following values are present: 1 H, 2.2 H, 3.3 H, 4.7 H, 5.6 H, 6.8 H, 8.2 H, 10 H, 22 H, 33 H, 47 H, 56 H, 68 H, 82 H, 100 H, 220 H, 330uH, 470uH, 560uH, 680uH, 820uH, 1mH.
Out of stock
€ 5,00 Incl. VAT
Winding wire ø0.1mm - 715m - 1.5kohm Velleman #WIK01N This enamelled copper wire with a thickness of 0.1mm is used to wind coils and transformers. The reel contains 715 meters of wire with a resistance of 1,44KOhm.
Delivered in 3 to 7 days
€ 7,15 Incl. VAT
Winding wire ø0.2mm - 178m - 97 ohm Velleman #WIK02N This enameled copper wire with a thickness of 0.2 mm is used to wind coils and transformers. The reel contains 178 meters of wire with a resistance of 97 Ohm.
Delivered in 3 to 7 days
€ 7,75 Incl. VAT
Winding wire ø0.3mm - 80m - 19 ohm Velleman #WIK03N This enameled copper wire with a thickness of 0.3 mm is used to wind coils and transformers. The reel contains 80 meters of wire with a resistance of 19 Ohm.
Delivered in 3 to 7 days
€ 5,95 Incl. VAT
Winding wire ø0.4mm - 67m - 9 ohm Velleman #WIK04N This enameled copper wire with a thickness of 0.4mm is used to wind coils and transformers. The spool contains 67 meters of wire with a resistance of 9 Ohm.
Delivered in 3 to 7 days
€ 9,35 Incl. VAT
Winding wire ø0.5mm - 43m - 3.7 ohm Velleman #WIK05N This enameled copper wire with a thickness of 0.5 mm is used to wind coils and transformers. The spool contains 43 meters of wire with a resistance of 3.7 Ohm.
Delivered in 3 to 7 days
€ 8,95 Incl. VAT
Winding wire ø0.6mm - 39m - 2.4 ohm Velleman #WIK06N This enamelled copper wire with a thickness of 0.6mm is used to wind coils and transformers. The reel contains 39 meters of wire with a resistance of 2.4 Ohm.
Delivered in 3 to 7 days
€ 10,60 Incl. VAT
Winding wire ø0.8mm - 22m - 0.75 ohm Velleman #WIK08N This enameled copper wire with a thickness of 0.8 mm is used to wind coils and transformers. The spool contains 22 meters of wire with a resistance of 0.75 Ohm.
Delivered in 3 to 7 days
€ 9,70 Incl. VAT
Winding wire ø1.0mm - 16m - 0.35 ohm Velleman #WIK1N This enamelled copper wire with a thickness of 1mm is used to wind coils and transformers. The spool contains 16 meters of wire with a resistance of 0.35 Ohm.
Delivered in 3 to 7 days
€ 10,95 Incl. VAT
Winding wire ø1.2mm - 32.5m - 0.5 ohm Velleman #WIK1.2N This enamelled copper wire with a thickness of 1.2mm is used to wind coils and transformers. The spool contains 32.5 meters of wire with a 0.5 Ohm resistance.
Delivered in 3 to 7 days
€ 25,45 Incl. VAT
Winding wire ø1.5mm - 21m - 0.2 ohm Velleman #WIK1.5N This enameled copper wire with a thickness of 1.5 mm is used to wind coils and transformers. The spool contains 21 meters of wire with a 0.2 Ohm resistance.
Delivered in 3 to 7 days
€ 25,85 Incl. VAT

What is an inductor?

An inductor, also known as a coil, choke or reactor, is a passive electrical component with two connections that stores energy in a magnetic field when electrical current flows through it. The most common form of an inductor is a coil of wire, such as a coil of copper wire around a core of iron or other ferromagnetic material.

When electric current flows through the coil, it creates a magnetic field around the coil. If the current flowing through the coil changes, the magnetic field also changes, inducing an electromotive force (EMF) in the coil. This induced EMF opposes the change in current, which is called self-inductance.

Inductors are widely used in electrical circuits for a variety of purposes. For example, they are commonly used in power supplies to filter out unwanted noise, in radio frequency (RF) circuits to tune circuits to a specific frequency, and in electronic ballasts for fluorescent lights.

The ability to store energy in the magnetic field is measured by the inductance, measured in units of henries (H). The higher the inductance, the more energy the inductor can store in its magnetic field.

What are the usages for an inductor?

In general, inductors are widely used in many different types of electronic circuits and applications due to their ability to store energy in a magnetic field and their ability to oppose changes in current. For example:

Filtering: Inductors are often used in power supplies to filter out unwanted electrical noise, known as ripple. They work by opposing any changes in the current flowing through them, which helps to smooth out the voltage.
Tuning: Inductors are commonly used in radio frequency (RF) circuits to tune circuits to a specific frequency. By changing the inductance of the coil, the circuit's resonant frequency can be adjusted.
Decoupling: Inductors are also used in decoupling applications to isolate different sections of a circuit from each other. They can be used to separate the DC and AC components of a signal, or to isolate different sections of a circuit from each other to reduce interference.
Magnetic Sensors: Inductors can also be used in combination with other components to form magnetic sensors, which are used in many industrial, automotive, and consumer applications.
Inductive heating: Inductors can be used in industrial process such as heating certain metals that can take advantage of the I^2*R loss ( where I is the current flowing through the coil and R is the coil's resistance) caused by the rapidly changing current in the inductor to heat a material.

What are the uses of enameled copper wire?

Enameled copper wire is a type of insulated wire that is coated with a thin layer of enamel, which is a type of plastic. The enamel layer serves as an insulator, protecting the wire from damage and preventing electrical shorts.

Enameled copper wire is used in a wide range of applications, including:

Electric motors: The wire is commonly used to wind the coils of electric motors. The enamel insulation helps to protect the coils from the heat generated by the motor and also prevents them from short-circuiting.
Transformers: It is also used to wind the coils of transformers. The enamel insulation protects the coils from the heat generated by the transformer and also helps to prevent short circuits.
Magnetic coils: The wire is used in the construction of various types of magnetic coils such as electromagnets, inductors, and transformers.
Household and hobby electronics: Enameled copper wire is also commonly used in the construction of various types of household and hobby electronics, such as radios, speakers, and amplifiers.

The enamel coat on this wire is hard, durable, and has good insulation properties which can withstand high currents, making it suitable for many high current applications, such as motors and transformers.

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