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    Capacitive, Magnetic and Piezo Switches

    Capacitive, Magnetic, and Piezo Switches are types of electronic switches that operate based on different principles. Let's explore each of them:

    1. Capacitive Switches: Capacitive switches use the principle of capacitance to detect touch or proximity. They typically have a touch-sensitive surface that acts as one plate of a capacitor, while the other plate is usually a ground plane or a separate electrode. When a conductive object, such as a finger, comes close to or touches the touch-sensitive surface, it changes the capacitance, which is then detected by the switch's electronics. Capacitive switches are commonly used in touchscreens, touch-sensitive buttons, and proximity sensors.
    2. Magnetic Switches: Magnetic switches, also known as magnetic reed switches, use the presence or absence of a magnetic field to control the switch's operation. They consist of two metal reeds that are hermetically sealed within a glass tube. Each reed contains magnetically sensitive material. When a magnetic field is applied near the switch, the reeds are attracted to each other, and the switch closes, allowing current to flow. When the magnetic field is removed, the reeds separate, and the switch opens. Magnetic switches are often used in applications such as security systems, door and window sensors, and proximity sensors.
    3. Piezo Switches: Piezo switches utilize the piezoelectric effect to convert mechanical stress or pressure into an electrical signal. They consist of a piezoelectric material, such as certain crystals or ceramics, that generates an electric charge when subjected to mechanical deformation. When pressure or force is applied to the switch, it causes the piezoelectric material to deform, generating an electrical signal. This signal can be used to trigger a switching action. Piezo switches are commonly found in applications where a robust and reliable switch is required, such as industrial control panels, medical equipment, and automotive applications.

    Each type of switch has its own advantages and limitations. Capacitive switches offer touch-sensitive and non-mechanical operation but may be affected by moisture or dirt. Magnetic switches are highly reliable and can operate in harsh environments but require the presence of a magnetic field. Piezo switches are durable and can withstand high forces, but they require mechanical pressure to operate and are typically more expensive.

    Capacitive Switches
    Capacitive Switches
    Hall Effect Switches
    Hall Effect Switches
    Piezo Switches
    Piezo Switches
    Reed Switch Magnets
    Reed Switch Magnets
    Reed Switches
    Reed Switches
    Thumbwheel Switches
    Thumbwheel Switches

    1089 Produits présentés pour Capacitive, Magnetic and Piezo Switches

    1 sur 55
    RS PRO Illuminated Piezo Switch, Momentary (NO), SPST, IP69, Cable, 1A, -20 → +75°C Natural
    • N° de stock RS 259-1150
    la pièce
    120,50 €
    RS PRO 1C Through Hole Reed Switch, 500mA 175V
    • N° de stock RS 265-2254
    la pièce
    7,38 €
    Assemtech Magnet for use with Rectangular Reed Switches
    • N° de stock RS 613-8202
    • Référence fabricant MMPSM
    la pièce
    2,68 €
    Otto IP68S Through Hole Thumbwheel Switch Thumbwheel
    • N° de stock RS 737-3774
    • Référence fabricant HTWM-1B12A22
    la pièce
    124,32 €
    Standex-Meder 1CO Screw Mount Magnetic Proximity Sensor, 500mA 175V
    • N° de stock RS 283-6298
    • Référence fabricant MK04-1C90C-500W
    la pièce
    13,60 €
    Stadium IGT Capacitive Switch Momentary,Illuminated, Blue, Green, Red, Solid State
    • N° de stock RS 823-2258
    • Référence fabricant 3323-58
    la pièce
    65,27 €
    Littelfuse Reed Switch
    • N° de stock RS 905-8890
    • Référence fabricant MDRR-DT-10-15-F
    L'unité (en sachet de 5)
    4,908 €
    Littelfuse Reed Switch
    • N° de stock RS 905-8907
    • Référence fabricant MDRR-DT-25-30-F
    L'unité (en sachet de 5)
    4,908 €
    Littelfuse Reed Switch
    • N° de stock RS 905-8897
    • Référence fabricant MDRR-DT-20-25-F
    L'unité (en sachet de 5)
    4,51 €
    Littelfuse Miniature Reed Switch
    • N° de stock RS 905-8840
    • Référence fabricant HE3621A2410
    L'unité (en sachet de 5)
    2,594 €
    RS PRO IP67 SPST Cable Mount Reed Switch, 0.5A 100Vdc
    • N° de stock RS 268-4855
    la pièce
    4,99 €
    Bulgin Capacitive Switch Momentary NO,Illuminated, IP68 Stainless Steel
    • N° de stock RS 208-8239
    • Référence fabricant MC22MOSGR
    la pièce
    48,70 €
    Schurter Piezo Switch, IP67, Solder, 100 mA, -20 → +60°C Red
    • N° de stock RS 173-9926
    • Référence fabricant 1241.2411.3
    L'unité (en boîte de 10)
    22,978 €
    Celduc 1 C/O Reed Switch, 250mA 100V dc
    • N° de stock RS 161-5760
    • Référence fabricant CG211525
    L'unité (en paquet de 5)
    5,692 €
    Schurter Capacitive Switch Momentary NO,Illuminated, RGB, OptoMOS Relay, IP67
    • N° de stock RS 174-5338
    • Référence fabricant 3-101-429
    L'unité (en boîte de 10)
    43,03 €
    EAO Capacitive Switch NO,Illuminated, Red/Green, IO-Link, IP69K
    • N° de stock RS 227-0850
    • Référence fabricant 84-ASKS-C18-04A8
    la pièce
    161,32 €
    RS PRO 1C Through Hole Reed Switch, 500mA 175V
    • N° de stock RS 265-2252
    la pièce
    7,26 €
    Elma Hall Effect Switch
    • N° de stock RS 241-2359
    • Référence fabricant X4-P1C12-2S1
    1 boîte de 1
    151,40 €
    Assemtech SPST Reed Switch, 1A 230V ac/dc
    • N° de stock RS 362-2530
    • Référence fabricant 2502-2722-020
    la pièce
    1,46 €
    RS PRO Capacitive Switch Latching, Momentary,Illuminated, RGB, NPN, IP68
    • N° de stock RS 175-8660
    L'unité (dans un plateau de 20)
    50,082 €
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