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

1075 Producten voor Capacitive, Magnetic and Piezo Switches

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EAO Capacitive switch Latching NO Illuminated, Green, IO-Link, IP69K
  • RS-stocknr. 227-0833
  • Fabrikantnummer 84-ACKS-B13-04BC
Subtotaal (1 eenheid)
€ 127,85(excl. BTW)
€ 127,85/eenheid
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EAO Capacitive switch Latching NO Illuminated, Green, IO-Link, IP69K
  • RS-stocknr. 227-0839
  • Fabrikantnummer 84-ACKS-C18-04C5
Subtotaal (1 eenheid)
€ 127,85(excl. BTW)
€ 127,85/eenheid
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EAO Capacitive switch Latching NO Illuminated, Green, IO-Link, IP69K
  • RS-stocknr. 227-0834
  • Fabrikantnummer 84-ACKS-B14-04BD
Subtotaal (1 eenheid)
€ 127,85(excl. BTW)
€ 127,85/eenheid
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RS PRO Piezo Switch, Momentary, IP68, 1A, 65 °C, -20 °C
  • RS-stocknr. 175-8641
Subtotaal (1 tray van 20 eenheden)
€ 761,38(excl. BTW)
€ 38,069/eenheid
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RS PRO SPCO Surface Surface Mount Reed Switch 300 mA 30 V
  • RS-stocknr. 265-2261
Subtotaal (1 eenheid)
€ 5,36(excl. BTW)
€ 5,36/eenheid
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Bulgin Capacitive switch Momentary NC Illuminated, Red, Green, NC, IP69K, IP68 Stainless Steel
  • RS-stocknr. 208-8021
  • Fabrikantnummer MC25MCSRG
Subtotaal (1 eenheid)
€ 51,31(excl. BTW)
€ 51,31/eenheid
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Bulgin Capacitive switch Momentary NO Illuminated, Red, Green, On-Off, IP68 Black Anodised
  • RS-stocknr. 208-8317
  • Fabrikantnummer MC16MOBGR
Subtotaal (1 eenheid)
€ 46,98(excl. BTW)
€ 46,98/eenheid
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Bulgin Capacitive switch Momentary NO Illuminated, Red, Green, On-Off, IP68 Black Anodised
  • RS-stocknr. 208-8238
  • Fabrikantnummer MC22MOBGR
Subtotaal (1 eenheid)
€ 47,47(excl. BTW)
€ 47,47/eenheid
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Bulgin Capacitive switch Momentary NO Illuminated, Green, Red, On-Off, IP68 Black Anodised
  • RS-stocknr. 208-8231
  • Fabrikantnummer MC19MOBGR
Subtotaal (1 eenheid)
€ 48,48(excl. BTW)
€ 48,48/eenheid
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Bulgin Capacitive switch Momentary NC Illuminated, Green, Red, SPST NC, IP68, IP69K Stainless Steel
  • RS-stocknr. 208-8020
  • Fabrikantnummer MC25MCSGR
Subtotaal (1 eenheid)
€ 51,31(excl. BTW)
€ 51,31/eenheid
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EAO Capacitive switch Latching NO Illuminated, Green, Red, IO-Link, IP69K
  • RS-stocknr. 227-0842
  • Fabrikantnummer 84-ASKS-B10-049C
Subtotaal (1 eenheid)
€ 95,87(excl. BTW)
€ 95,87/eenheid
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EAO Capacitive switch Latching NO Illuminated, Red, Green, IO-Link, IP69K
  • RS-stocknr. 227-0844
  • Fabrikantnummer 84-ASKS-B12-049E
Subtotaal (1 eenheid)
€ 95,87(excl. BTW)
€ 95,87/eenheid
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EAO Capacitive switch Latching NO Illuminated, Green, Red, IO-Link, IP69K
  • RS-stocknr. 227-0845
  • Fabrikantnummer 84-ASKS-B13-049F
Subtotaal (1 eenheid)
€ 95,87(excl. BTW)
€ 95,87/eenheid
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EAO Capacitive switch Latching NO Illuminated, Red, Green, IO-Link, IP69K
  • RS-stocknr. 227-0850
  • Fabrikantnummer 84-ASKS-C18-04A8
Subtotaal (1 eenheid)
€ 95,87(excl. BTW)
€ 95,87/eenheid
Op voorraad
EAO Capacitive switch Latching NO Illuminated, Green, Red, IO-Link, IP69K
  • RS-stocknr. 227-0851
  • Fabrikantnummer 84-ASKS-C19-04A9
Subtotaal (1 eenheid)
€ 95,87(excl. BTW)
€ 95,87/eenheid
Op voorraad
EAO Capacitive switch Latching NO Illuminated, Red, Green, IO-Link, IP69K
  • RS-stocknr. 227-0849
  • Fabrikantnummer 84-ASKS-C17-04A7
Subtotaal (1 eenheid)
€ 95,87(excl. BTW)
€ 95,87/eenheid
Op voorraad
EAO Capacitive switch Latching NO Illuminated, Green, Red, IO-Link, IP69K
  • RS-stocknr. 227-0843
  • Fabrikantnummer 84-ASKS-B11-049D
Subtotaal (1 eenheid)
€ 95,87(excl. BTW)
€ 95,87/eenheid
Op voorraad
EAO Capacitive switch Latching NO Illuminated, Red, Green, IO-Link, IP69K
  • RS-stocknr. 227-0848
  • Fabrikantnummer 84-ASKS-C16-04A6
Subtotaal (1 eenheid)
€ 95,87(excl. BTW)
€ 95,87/eenheid
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Otto IP68S Solder Thumbwheel Switch Snap-in
  • RS-stocknr. 737-3762
  • Fabrikantnummer HTWM-1A12A22
Subtotaal (1 eenheid)
€ 115,64(excl. BTW)
€ 115,64/eenheid
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Bulgin Capacitive switch Momentary NO Illuminated, Green, Red, On-Off, IP68, IP69K Black Anodised
  • RS-stocknr. 208-8023
  • Fabrikantnummer MC25MOBRG
Subtotaal (1 eenheid)
€ 56,87(excl. BTW)
€ 56,87/eenheid
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