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Magnetic Contact Switch

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Security Magnetic Switch Magnetic Sensor Alarm Alarm System Security Alarm

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Normally Closed Antitheft Alarm Magnetic Door Contact Reed Switch (BSI-2041P)

Normally Closed Antitheft Alarm Magnetic Door Contact Reed Switch (BSI-2041P)

US $ 2.4 / Piece FOB
1,000 Pieces (MOQ)
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Main Products: Smoke Alarm, Smoke Detector, Magnetic Door Contacts
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Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
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KCB R-59121 for Lift Door Sensor, Building Magnetic and Other Non-Contact Switch

KCB R-59121 for Lift Door Sensor, Building Magnetic and Other Non-Contact Switch

US $ 0.99-4.99 / Piece FOB
1 Piece (MOQ)
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Type : Control System
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Ascend Fuji Elevator (Suzhou) Co., Ltd

Jiangsu, China Since 2024
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Easy-Install Surface Mounted Magnetic Door Contact Switch

Easy-Install Surface Mounted Magnetic Door Contact Switch

US $ 1.5-5 / Piece FOB
10 Pieces (MOQ)
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Main Products: Door Contact, Door Contact Switch, Lift Switch, Limit Switch, Door Switch
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Shanghai Janetec Electric Co., Ltd

Manufacturer/Factory & Trading Company

Shanghai, China Since 2025
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Mpss-1505 Coded Magnetic Safety Switch No-Contact Safety Switches

Mpss-1505 Coded Magnetic Safety Switch No-Contact Safety Switches

US $ 1 / Piece FOB
50 Pieces (MOQ)
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Shanghai Yuanben Magnetoelectric Tech. Co., Ltd.

Shanghai, China Since 2005
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Safety Interlock Non-Contact Coded Magnetic Safety Switches

Safety Interlock Non-Contact Coded Magnetic Safety Switches

US $ 1 / Piece FOB
5 Pieces (MOQ)
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Main Products: Magnetic Sensor, Liquid Parameter Sensor, Speed Sensor, Temperature Sensor, Angle and Incline Sensor, Vibration Sensor, Magnetic Inductive Sensor, Displacement Sensor, Magnetic Safety Switches, Proximity Sensor
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Shanghai Yuanben Magnetoelectric Tech. Co., Ltd.

Shanghai, China Since 2005
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Big Power Surface Mounted Door Contact Magnetic Reed Switch with 1m Cable (MC-37C)

Big Power Surface Mounted Door Contact Magnetic Reed Switch with 1m Cable (MC-37C)

US $ 1.6-2 / Pair FOB
10 Pairs (MOQ)
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Principle : Pyroelectric
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Ease Security Co., Ltd.

Guangdong, China Since 2014
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High-Sensitivity Secure Magnetic Door Contact Switch

High-Sensitivity Secure Magnetic Door Contact Switch

US $ 1.5-5 / Piece FOB
10 Pieces (MOQ)
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Main Products: Door Contact, Door Contact Switch, Lift Switch, Limit Switch, Door Switch
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Shanghai Janetec Electric Co., Ltd

Manufacturer/Factory & Trading Company

Shanghai, China Since 2025
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Forklift Machine Non Contact Safety Door Interlock Switch Device Magnetic Safety Guards

Forklift Machine Non Contact Safety Door Interlock Switch Device Magnetic Safety Guards

US $ 42.5-58 / Piece FOB
10 Pieces (MOQ)
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Contact : Contact
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Shenzhen New Star Tech Co., Ltd.

Trading Company

Guangdong, China Since 2025
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2*14mm Normally Open Magnetic Reed-Switch for Door Contact/Liquid Level Sensor

2*14mm Normally Open Magnetic Reed-Switch for Door Contact/Liquid Level Sensor

US $ 0.15-0.155 / Piece FOB
1,500 Pieces (MOQ)
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Main Products: Fuel Level Sensors, Level Switch, Mechanical Level Fuel Gauge
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Dongguan Dalang Aoer Sensor Co., Ltd.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2021
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Recessed Mounted Magnetic Door Electric Contact Reed Switch

Recessed Mounted Magnetic Door Electric Contact Reed Switch

US $ 0.7-1.5 / Piece FOB
500 Pieces (MOQ)
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Type : Anti-Theft Alarm
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Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
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Magnetic Level Sensor Continuous Float Sensor Switch Floater Automatic Water Tank Liquid Level Reed Switch Non-Contact Level Gauge

Magnetic Level Sensor Continuous Float Sensor Switch Floater Automatic Water Tank Liquid Level Reed Switch Non-Contact Level Gauge

US $ 0.9-99 / Piece FOB
1 Piece (MOQ)
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Main Products: Shaft/Joint/Worm/Screw/Bushing, Sensor/Lvdt, Motor/DC Motor/BLDC Motor/PMDC Motor, Machining Parts/Precision Parts/Motor Parts/, Couplings/Accessories
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Suzhou Mastery Machinery Technology Co., Ltd.

Jiangsu, China Since 2022
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Mini Ss Magnetic Proximity Reed Sensor Switch for Door Contact

Mini Ss Magnetic Proximity Reed Sensor Switch for Door Contact

US $ 0.6-1.6 / Piece FOB
10 Pieces (MOQ)
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Wires : Two-Wires
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Audited Supplier
Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2020
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Ultrasonic Level Sensor Capacitive Level Sensor Water Level Sensor Fuel Level Sensor Continuous Level Sensor Float Level Sensor
Water Tank Level Controller Stainless Steel Vertical Spst No Nc Explosion Proof Magnetic Contact Double Float Ball Level Switch

Water Tank Level Controller Stainless Steel Vertical Spst No Nc Explosion Proof Magnetic Contact Double Float Ball Level Switch

US $ 4.58 / Piece FOB
1 Piece (MOQ)
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Main Products: Electricals, Solar Photovoltaic, Switches and Sockets, Relays, Contactor, Distribution Box, Circuit Breaker, Junction Box, Voltage Protector, Lamps
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Wenzhou Zhechi Electric Co., Ltd.

Zhejiang, China Since 2019
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DC12V 24V 120W Cabinet Light Magnetic Door Contact Sensor Magnetic Door Contact Switch

DC12V 24V 120W Cabinet Light Magnetic Door Contact Sensor Magnetic Door Contact Switch

US $ 3.29-3.65 / Piece FOB
200 Pieces (MOQ)
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Certification : RoHS, CE
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SHENZHEN FITLED LIGHTING CO., LTD.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2022
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Push Button Magnetic Door Contact Light Control Switches Door Bell Cheap Price High Quality UL Ce Certification Sentek Br-1041

Push Button Magnetic Door Contact Light Control Switches Door Bell Cheap Price High Quality UL Ce Certification Sentek Br-1041

US $ 0.65-1.3 / Piece FOB
1,000 Pieces (MOQ)
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Main Products: Smoke Alarm, Smoke Detector, Magnetic Door Contacts
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Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
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RoHS Overhead Rolling Scroll Door Contact Magnetic Reed Switch with L Bracket

RoHS Overhead Rolling Scroll Door Contact Magnetic Reed Switch with L Bracket

US $ 4.2-5 / Pair FOB
50 Pairs (MOQ)
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Application : Home
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Ease Security Co., Ltd.

Guangdong, China Since 2014
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Nc /No Wired Round Door Magnetic Contact Switch

Nc /No Wired Round Door Magnetic Contact Switch

US $ 0.8-1.2 / Piece FOB
100 Pieces (MOQ)
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Main Products: Alarm System, Access Control, Electromagnetic Lock, Home Security System, Alarm Strobe Siren, Magnetic Contact, WiFi Home Security Wireless Burglar GSM Alarm, Home Security Wireless Burglar GSM Alarm System, Metal Standalone RFID Door Access Control, Smart Home
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Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
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Mini Stainless Steel Magnetic Proximity Reed Sensor Switch for Door Contact

Mini Stainless Steel Magnetic Proximity Reed Sensor Switch for Door Contact

US $ 0.6-1.5 / Piece FOB
10 Pieces (MOQ)
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Certification : ISO, RoHS, CE
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Audited Supplier
Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2020
Chat Now Send Inquiry
Magnetic Floater Float Switch Sensor Automatic Water Tank Liquid Level Reed Switch Non-Contact

Magnetic Floater Float Switch Sensor Automatic Water Tank Liquid Level Reed Switch Non-Contact

US $ 0.9-99 / Piece FOB
1 Piece (MOQ)
More
Main Products: Shaft/Joint/Worm/Screw/Bushing, Sensor/Lvdt, Motor/DC Motor/BLDC Motor/PMDC Motor, Machining Parts/Precision Parts/Motor Parts/, Couplings/Accessories
Contact Supplier
Suzhou Mastery Machinery Technology Co., Ltd.

Jiangsu, China Since 2022
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12V 24V 120W Wire Wooden Door Magnetic Contact Sensor Alarm Magnetic Switch

12V 24V 120W Wire Wooden Door Magnetic Contact Sensor Alarm Magnetic Switch

US $ 3.29-3.65 / Piece FOB
200 Pieces (MOQ)
More
Principle : Infrared
Contact Supplier
Audited Supplier
SHENZHEN FITLED LIGHTING CO., LTD.

Manufacturer/Factory & Trading Company

Guangdong, China Since 2022
Chat Now Send Inquiry
Related Videos
  • What is Normally Closed Antitheft Alarm Magnetic Door Contact Reed Switch (BSI-2041P)
    What is Normally Closed Antitheft Alarm Magnetic Door Contact Reed Switch (BSI-2041P)
    US $ 2.4 /Piece
    1,000 Pieces (MOQ)
    Contact Supplier
  • What is Easy-Install Surface Mounted Magnetic Door Contact Switch
    What is Easy-Install Surface Mounted Magnetic Door Contact Switch
    US $ 1.5-5 /Piece
    10 Pieces (MOQ)
    Contact Supplier
  • What is Big Power Surface Mounted Door Contact Magnetic Reed Switch with 1m Cable (MC-37C)
    What is Big Power Surface Mounted Door Contact Magnetic Reed Switch with 1m Cable (MC-37C)
    US $ 1.6-2 /Pair
    10 Pairs (MOQ)
    Contact Supplier
  • What is High-Sensitivity Secure Magnetic Door Contact Switch
    What is High-Sensitivity Secure Magnetic Door Contact Switch
    US $ 1.5-5 /Piece
    10 Pieces (MOQ)
    Contact Supplier
Sentek Surface Mounted Magnetic Door Contacts Sensor Switch

Sentek Surface Mounted Magnetic Door Contacts Sensor Switch

US $ 0.1-1 / Piece FOB
1 Piece (MOQ)
More
Main Products: Smoke Alarm, Smoke Detector, Magnetic Door Contacts
Contact Supplier
Audited Supplier
Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
Chat Now Send Inquiry
Recessed Wired Magnetic Contact Reed Electric Switch Alarm Security

Recessed Wired Magnetic Contact Reed Electric Switch Alarm Security

US $ 0.8-1.3 / Piece FOB
100 Pieces (MOQ)
More
Certification : CE, RoHS
Contact Supplier
Audited Supplier
Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
Chat Now Send Inquiry
Proximity Reed Switch Magnetic/Door Contact Position Sensor Switch

Proximity Reed Switch Magnetic/Door Contact Position Sensor Switch

US $ 0.55-1.2 / Piece FOB
10 Pieces (MOQ)
More
Main Products: Sensors, Level Switch, Float Level Sensor, Flow Sensor, Level Sensor, Liquid Level Sensor
Contact Supplier
Audited Supplier
Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2020
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About Magnetic Contact Switch FAQ

  • QHow do I choose the right liquid level sensor supplier in China?

    The Magnetic Contact Switch is included in our comprehensive Liquid Level Sensor range.When selecting a supplier in China, consider factors such as experience, product quality, certifications, pricing, and customer reviews. Look for suppliers who offer customization options and excellent after-sales support ‎for optimal satisfaction.

  • QWhat types of liquids can be detected using a liquid level sensor?

    Discover the perfect Liquid Level Sensor addition with our Magnetic Contact Switch.A liquid level sensor can detect a wide range of liquids such as water, oils, fuels, chemicals, and more. It is essential to calibrate the sensor based on the specific liquid being measured to ensure accurate readings.

  • QWhy opt for wholesale purchases of liquid level sensors?

    The Magnetic Contact Switch is a standout piece in our Liquid Level Sensor collection.Buying liquid level sensors wholesale enables you to enjoy lower costs per unit, volume discounts, and faster delivery times. Wholesale purchases also support project scalability and framework agreements while offering competitive pricing from reputable suppliers.

Magnetic Continuous Float Sensor Switch Floater Automatic Water Tank Liquid Level Reed Switch Non-Contact

Magnetic Continuous Float Sensor Switch Floater Automatic Water Tank Liquid Level Reed Switch Non-Contact

US $ 0.9-99 / Piece FOB
1 Piece (MOQ)
More
Type : Differential Pressure Flow Switch
Contact Supplier
Suzhou Mastery Machinery Technology Co., Ltd.

Jiangsu, China Since 2022
Chat Now Send Inquiry
Most Popular Ce Magnetic Contact Switches Security Overhead Bsd-3020

Most Popular Ce Magnetic Contact Switches Security Overhead Bsd-3020

US $ 5.5 / Piece FOB
1,000 Pieces (MOQ)
More
Main Products: Smoke Alarm, Smoke Detector, Magnetic Door Contacts
Contact Supplier
Audited Supplier
Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
Chat Now Send Inquiry
Proximity Reed Switch Door Magnetic Contact Switch for Car

Proximity Reed Switch Door Magnetic Contact Switch for Car

10 Pieces (MOQ)
More
Certification : ISO, CE
Contact Supplier
Audited Supplier
Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2020
Chat Now Send Inquiry
White, Brown, Grey Security Magnetic Contact Reed Switch

White, Brown, Grey Security Magnetic Contact Reed Switch

US $ 0.4-0.8 / Piece FOB
500 Pieces (MOQ)
More
Main Products: Alarm System, Access Control, Electromagnetic Lock, Home Security System, Alarm Strobe Siren, Magnetic Contact, WiFi Home Security Wireless Burglar GSM Alarm, Home Security Wireless Burglar GSM Alarm System, Metal Standalone RFID Door Access Control, Smart Home
Contact Supplier
Audited Supplier
Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
Chat Now Send Inquiry
Non-Contact Level Sensor Floater Float Switch Sensor Automatic Magnetic Water Tank Liquid Level Reed Switch for Pump/Heater/Industrial Process Control Economic

Non-Contact Level Sensor Floater Float Switch Sensor Automatic Magnetic Water Tank Liquid Level Reed Switch for Pump/Heater/Industrial Process Control Economic

US $ 0.9-99 / Piece FOB
1 Piece (MOQ)
More
Feature : Corrosion Resistant
Contact Supplier
Suzhou Mastery Machinery Technology Co., Ltd.

Jiangsu, China Since 2022
Chat Now Send Inquiry
Sentek Flanged Recessed Door Window Sensor Magnetic Contacts Switches Br-1019A

Sentek Flanged Recessed Door Window Sensor Magnetic Contacts Switches Br-1019A

US $ 0.65-1.2 / Piece FOB
1,000 Pieces (MOQ)
More
Main Products: Smoke Alarm, Smoke Detector, Magnetic Door Contacts
Contact Supplier
Audited Supplier
Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
Chat Now Send Inquiry
5V 12V 24V Magnetic Door Contact Switch Magnet Type Door Switch for Ship

5V 12V 24V Magnetic Door Contact Switch Magnet Type Door Switch for Ship

US $ 2 / Piece FOB
10 Pieces (MOQ)
More
Principle : Capacitive
Contact Supplier
Audited Supplier
Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2020
Chat Now Send Inquiry
Wired Magnetic Door Sensor / Contact Magnetic Door Alarm Switch

Wired Magnetic Door Sensor / Contact Magnetic Door Alarm Switch

US $ 0.4-0.8 / Piece FOB
100 Pieces (MOQ)
More
Main Products: Alarm System, Access Control, Electromagnetic Lock, Home Security System, Alarm Strobe Siren, Magnetic Contact, WiFi Home Security Wireless Burglar GSM Alarm, Home Security Wireless Burglar GSM Alarm System, Metal Standalone RFID Door Access Control, Smart Home
Contact Supplier
Audited Supplier
Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
Chat Now Send Inquiry
Non-Contact Level Sensor Liquid Level Sensor Floater Float Switch Sensor Automatic Magnetic Water Tank Reed Switch for Pump/Heater/Industrial Process Control

Non-Contact Level Sensor Liquid Level Sensor Floater Float Switch Sensor Automatic Magnetic Water Tank Reed Switch for Pump/Heater/Industrial Process Control

US $ 0.9-99 / Piece FOB
1 Piece (MOQ)
More
Material : Stainless Steel
Contact Supplier
Suzhou Mastery Machinery Technology Co., Ltd.

Jiangsu, China Since 2022
Chat Now Send Inquiry
Easy Operate Wired Door Magnetic Contact Switch

Easy Operate Wired Door Magnetic Contact Switch

US $ 0.62-0.85 / Piece FOB
1,000 Pieces (MOQ)
More
Main Products: Smoke Alarm, Smoke Detector, Magnetic Door Contacts
Contact Supplier
Audited Supplier
Ningbo Sentek Electronics Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2010
Chat Now Send Inquiry
Magnetic Contact Proximity Sensor Reed Switch for Door Contacts

Magnetic Contact Proximity Sensor Reed Switch for Door Contacts

US $ 0.5-1.2 / Piece FOB
10 Pieces (MOQ)
More
Certification : ISO, RoHS
Contact Supplier
Audited Supplier
Ningbo Mingrui Zhongxing Electronics Technology Co., Ltd.

Manufacturer/Factory & Trading Company

Zhejiang, China Since 2020
Chat Now Send Inquiry
Surface Mount Magnetic Contact Magnet Switch for Door Window Detector

Surface Mount Magnetic Contact Magnet Switch for Door Window Detector

US $ 0.6-1 / Piece FOB
100 Pieces (MOQ)
More
Main Products: Alarm System, Access Control, Electromagnetic Lock, Home Security System, Alarm Strobe Siren, Magnetic Contact, WiFi Home Security Wireless Burglar GSM Alarm, Home Security Wireless Burglar GSM Alarm System, Metal Standalone RFID Door Access Control, Smart Home
Contact Supplier
Audited Supplier
Zuden Technology (HK) Co., Limited

Manufacturer/Factory & Trading Company

Guangdong, China Since 2006
Chat Now Send Inquiry
Non-Contact Floater Float Switch Sensor Automatic Magnetic Water Tank Liquid Level Reed Switch for Pump/Heater/Industrial Process Control Economic

Non-Contact Floater Float Switch Sensor Automatic Magnetic Water Tank Liquid Level Reed Switch for Pump/Heater/Industrial Process Control Economic

US $ 0.9-99 / Piece FOB
1 Piece (MOQ)
More
Media Type : Liquid
Contact Supplier
Suzhou Mastery Machinery Technology Co., Ltd.

Jiangsu, China Since 2022
Chat Now Send Inquiry
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