Bedook Capacitive proximity sensor M12 DC 3 Wire
The Bedook Capacitive proximity sensor M12 DC 3 Wire offers precise detection with flush (3mm) and non-flush (6mm) mounting. Featuring IP67 protection, 10-30VDC operation, and robust construction, it’s ideal for diverse industrial applications. Enjoy high accuracy with advanced short-circuit and polarity protection.
Description
The Bedook Capacitive proximity sensor M12 DC 3 Wire is a highly reliable and versatile sensing solution designed for precise detection in a wide range of industrial applications. Available in both flush and non-flush mounting options, this sensor is equipped with advanced protection features, ensuring robust performance in harsh environments.
With a sensing distance of up to 6mm and a high switching frequency of 100Hz, it is ideal for automation tasks where accuracy and consistency are paramount.
Product Features:
The Bedook M12 DC 3-Wire Capacitive Proximity Sensor offers precise detection with flush (3mm) and non-flush (6mm) mounting. Featuring IP67 protection, 10-30VDC operation, and robust construction, it’s ideal for diverse industrial applications. Enjoy high accuracy with advanced short-circuit and polarity protection.
- Versatile Mounting Options: The sensor comes in both flush (3mm) and non-flush (6mm) mounting variants, providing flexibility for different installation needs.
- High Precision Sensing: With a repeatability of less than 5.0% (Sr) and a hysteresis below 15% (Sr), this sensor delivers consistent and accurate detection, reducing false triggers.
- Wide Operating Voltage: Operating within a broad voltage range of 10 to 30VDC (±10%), it ensures stable performance even under varying power conditions.
- Robust Protection Features: Equipped with short circuit, polarity reversal, and power-on protection, the sensor is built to withstand electrical anomalies, enhancing its durability and safety.
- Durable Construction: The sensor housing is made from nickel-plated brass, ensuring high resistance to corrosion, while the PBT face material contributes to its longevity in industrial environments.
- IP67 Ingress Protection: Rated at IP67, the sensor is fully protected against dust ingress and temporary immersion in water, making it suitable for challenging environmental conditions.
Appearance | ![]() |
![]() |
![]() |
![]() |
|
Model | NPN N.O | CB-M1203N-C11P2 | CB-M1203N-P11P2 | CB-M1203N-C11S12 | CB-M1203N-P11S12 |
NPN N.C | CB-M1203N-C21P2 | CB-M1203N-P21P2 | CB-M1203N-C21S12 | CB-M1203N-P21S12 | |
PNP N.O | CB-M1203P-C11P2 | CB-M1203P-P11P2 | CB-M1203P-C11S12 | CB-M1203P-P11S12 | |
PNP N.C | CB-M1203P-C21P2 | CB-M1203P-P21P2 | CB-M1203P-C21S12 | CB-M1203P-P21S12 | |
Exterior Structure | M12*1mm | ||||
Sensing Distance | 3mm(flush mounting) | ||||
Switching Frequency | 100Hz | ||||
Operating voltage | 10…30VDC(±10%) | ||||
Voltage drop | ≤2VDC | ||||
Load current | 200mA | ||||
No load current | ≤10mA(24V) | ||||
Hysteresis | <15%(Sr) | ||||
Repeatability | <5.0%(Sr) | ||||
Switch protection | Short Circuit Protection, Polarity reversal Protection, Power-On Protection | ||||
Indication LED | With (Action: LED Indicator Lights Up) | ||||
Ambient temperature | -25…70℃ | ||||
Ingress protection | IP67 | ||||
Housing Material | Brass, nickel-plated | PBT | Brass, nickel-plated | PBT | |
Face material | PBT | ||||
Connectors | 2m PVC Cable, 3*0.35mm² | M12 connector | |||
Accessories | None | B12-4GV2/B12-4WV2 |
Appearance | ![]() |
![]() |
![]() |
![]() |
|
Model | NPN N.O | CN-M1206N-C11P2 | CN-M1206N-P11P2 | CN-M1206N-C11S12 | CN-M1206N-P11S12 |
NPN N.C | CN-M1206N-C21P2 | CN-M1206N-P21P2 | CN-M1206N-C21S12 | CN-M1206N-P21S12 | |
PNP N.O | CN-M1206P-C11P2 | CN-M1206P-P11P2 | CN-M1206P-C11S12 | CN-M1206P-P11S12 | |
PNP N.C | CN-M1206P-C21P2 | CN-M1206P-P21P2 | CN-M1206P-C21S12 | CN-M1206P-P21S12 | |
Exterior Structure | M12*1mm | ||||
Sensing Distance | 6mm(Non-flush mounting) | ||||
Switching Frequency | 100Hz | ||||
Operating voltage | 10…30VDC(±10%) | ||||
Voltage drop | ≤2VDC | ||||
Load current | 200mA | ||||
No load current | ≤10mA(24V) | ||||
Hysteresis | <15%(Sr) | ||||
Repeatability | <5.0%(Sr) | ||||
Switch protection | Short Circuit Protection, Polarity reversal Protection, Power-On Protection | ||||
Indication LED | With (Action: LED Indicator Lights Up) | ||||
Ambient temperature | -25…70℃ | ||||
Ingress protection | IP67 | ||||
Housing Material | Brass, nickel-plated | PBT | Brass, nickel-plated | PBT | |
Face material | PBT | ||||
Connectors | 2m PVC Cable, 3*0.35mm² | M12 connector | |||
Accessories | None | B12-4GV2/B12-4WV2 |
Size Chart:

Bedook Capacitive proximity sensor M12 DC 3 Wire-05

Bedook Capacitive proximity sensor M12 DC 3 Wire-11
The Bedook Capacitive proximity sensor M12 DC 3 Wire is perfect for a wide array of industrial applications, including automated manufacturing lines, material handling systems, and packaging equipment. Its precise detection capability makes it suitable for monitoring the presence or absence of objects, level detection of liquids and solids, and detecting non-metallic materials like plastics and wood. The sensor’s robust design ensures reliable performance in environments with moisture, dust, or mild corrosive elements.
Bedook: Your Trusted Source for Sensor Solutions
Choose Bedook for your industrial sensing needs. We are a leading manufacturer offering a wide range of high-quality sensors with competitive pricing and customization options. With our proven expertise and commitment to quality, we guarantee products that meet your exact requirements. Contact us today for a personalized quote and discover the Bedook advantage!
Explore Bedook: Your Trusted Sensor Manufacturer
At Bedook, we specialize in designing, developing, and manufacturing a comprehensive range of proximity sensors and switches. Our extensive product lineup includes:
- Inductive Proximity Sensors
- Capacitive Proximity Sensors
- Photoelectric Sensors
- Ultrasonic Sensors
- Solid State Relays
- Various Accessories
With over 10,000 detailed product variations and a robust R&D team, we take pride in our ability to meet your unique requirements with tailored solutions and reliable performance.
Whether you’re seeking off-the-shelf products or customized designs, Bedook offers the expertise and production capacity to ensure your satisfaction.
Get in Touch Today!
We value your interest in our products and warmly encourage you to send us an inquiry. Let us help you find the perfect sensor solution for your application.
Thank you for considering Bedook—your trusted partner in innovation and quality manufacturing. We look forward to collaborating with you!