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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 Switches
    Reed Switches
    Thumbwheel Switches
    Thumbwheel Switches

    1029 สินค้าที่แสดงสำหรับ Capacitive, Magnetic and Piezo Switches

    1 จาก 52
    Sensata Cynergy3 SPST Reed Switch, 1A 230V ac/dc
    • RS Stock No. 229-3658
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. SRA200G/20-30
    Each
    THB161.11
    Assemtech SPST Reed Switch, 1A
    • RS Stock No. 909-2648
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. RI-46A
    Each (In a Bag of 10)
    THB41.64
    Assemtech SPST Reed Switch, 1A 230V ac/dc
    • RS Stock No. 362-2530
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 2502-2722-020
    Each
    THB49.24
    Bulgin Capacitive Switch Latching NC,Illuminated, Green, Red, IP68, IP69K Red Anodised
    • RS Stock No. 204-7869
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. MC25LCRGR
    Each (In a Box of 60)
    THB2,180.06
    RS PRO Illuminated Piezo Switch, Momentary, IP68
    • RS Stock No. 175-9533
    1 Pack of 1
    THB1,487.00
    Apem IP67 Hall Effect Push Button Switch 9mA 1.25mA Plunger Pre-wired Linear, -40 → +85°C, 4.5 → 5.5 V
    • RS Stock No. 765-1172
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. IHLR015XF2
    Each
    THB4,472.33
    KEMET SPST Reed Switch, 300mA 110V ac/dc
    • RS Stock No. 188-0826
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. OHD3-45M
    Each
    THB237.50
    RS PRO Capacitive Switch Latching NC,Illuminated, Green, Red, IP68 Brass
    • RS Stock No. 823-2738P
    Each (Supplied in a Bag)
    THB1,196.20
    Bulgin Capacitive Switch Latching NC,Illuminated, Green, Red, IP68, IP69K Stainless Steel
    • RS Stock No. 204-7872
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. MC25LCSGR
    Each (In a Box of 60)
    THB2,498.57
    Assemtech SPST Reed Switch, 3A
    • RS Stock No. 909-2815
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. GC1513 (80-95AT)
    Each (In a Bag of 10)
    THB190.841
    WIKA IP65 SPST Through Hole Magnetic Reed Switch, 1A 230V
    • RS Stock No. 267-6363
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 14361511
    Each
    THB1,850.20
    Stadium IGT Capacitive Switch Latching,Illuminated, Blue, Green, Red, Solid State
    • RS Stock No. 904-2696
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. 3323-54-05PCB
    Each
    THB1,353.23
    Bulgin Capacitive Switch Momentary NO,Illuminated, Green, Red, IP68, IP69K Black Anodised
    • RS Stock No. 204-8090
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. MC22MOBGR
    Each (In a Box of 60)
    THB1,682.82
    APEM Illuminated Piezo Switch, Momentary, Pulse, SPST, IP68, Wire Lead, 200 mA @ 24 V dc, -40 → +75°C
    • RS Stock No. 691-9559
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. PBAR2AFB000L0Y
    Each
    THB3,410.52
    Omron Solder Thumbwheel Switch Thumbwheel Panel Mount 300mΩ
    • RS Stock No. 748-2783
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. A7BS-206
    Each
    THB1,176.38
    KEMET SPST Reed Switch, 300mA 110V ac/dc
    • RS Stock No. 188-0472
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. OHD3-50B
    Each (In a Tray of 100)
    THB187.26
    KEMET SPST Reed Switch, 300mA 110V ac/dc
    • RS Stock No. 188-0480
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. OHD3-90B
    Each (In a Tray of 100)
    THB170.83
    APEM Piezo Switch, Momentary, Pulse, SPST, IP68, Through Hole, 200 mA @ 24 V dc, -40 → +75°C
    • RS Stock No. 691-9474
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. PBAT5AF3000
    Each
    THB1,512.07
    Assemtech SPST Reed Switch
    • RS Stock No. 909-2639
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. RI-27 Kit
    1 Kit
    THB128.21
    Littelfuse Reed Switch
    • RS Stock No. 905-8897
    • หมายเลขชิ้นส่วนของผู้ผลิต / Mfr. Part No. MDRR-DT-20-25-F
    Each (In a Bag of 5)
    THB173.35
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