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300V M19 9 Pin Male Female Connector Industrial Waterproof Data Connector
9 Pin Data Connector M19 IP67 Waterproof Connector
Main Features
Push lock quick release system for easy connection
Multicore options: 2Pin, 3Pin, 4Pin, 5Pin for Power applications
Power signal combined options: 3+2Pin, 3+3Pin, 3+4Pin, 3+5Pin, 3+9Pin and 2+20Pin
Signal options: 6Pin, 7Pin, 8Pin, 9Pin, 10Pin, 11Pin, 12Pin, 14Pin, 16Pin and 18Pin
Field assembly version with wire to wire and wire to board options
5A current rating for continuous operation
Cable assembly service supported with custom options available
OEM/ODM services welcome
Application Industries
Growth Lights
Communications Equipment
Product Coding Machines
Inventory Product Coding Systems
Inkjet Systems
Solar Systems
Industrial Inkjet Equipment
Electric Power Equipment
Laboratory Forensic & Pathology Equipment
Heavy Machinery
Product Overview
1. Precision Low-Current Electrical Performance
This M19 9-pin industrial circular connector is professionally designed for 5A low-current precision circuits, ideal for weak current control, signal acquisition and sensor data transmission of precision industrial equipment. It delivers stable electrical performance for low-load working scenarios.
Equipped with 9 integrated pins to support synchronous transmission of multi-channel independent signals. It realizes centralized connection of multiple groups of control and feedback signals, greatly optimizing internal equipment wiring structure.
Optimized low-current circuit design effectively avoids current fluctuation and signal noise, ensuring accurate control logic and stable continuous operation of precision electronic equipment.
2. Brass Gold-Plated Pins for Superior Conductivity
The contact pins adopt high-quality brass base with premium gold-plated treatment. Compared with ordinary tin-plated or nickel-plated terminals, it features lower contact resistance, zero signal attenuation and ultra-sensitive transmission performance.
The gold-plated layer provides excellent anti-oxidation, anti-sulfuration and anti-corrosion capabilities, effectively preventing poor contact and signal interruption caused by terminal oxidation in humid and dusty industrial environments.
Gold-plated surface enhances wear resistance during repeated plugging and unplugging, maintaining stable contact accuracy for a long time and extending the overall service life of the connector.
Adopts standard wire-to-board structure, with one end connecting external wire harness and the other directly plugging into the equipment PCB board. It reduces intermediate transfer links, lowers line loss and failure rate for embedded industrial assembly.
Standard M19 circular size with precise tolerance ensures accurate positioning and easy installation, fully compatible with automated production and mass assembly of industrial equipment.
Compact and streamlined body saves internal installation space, perfectly matching the lightweight and miniaturization design requirements of precision industrial control modules.
Reinforced industrial-grade housing features high compression resistance and wear resistance, adapting to harsh workshop environments with vibration and minor impact without deformation or loosening.
Independent insulated pin layout effectively avoids crosstalk between channels and provides excellent electromagnetic anti-interference ability, ensuring reliable signal transmission in complex industrial electromagnetic environments.
Precision docking and firm locking structure maintains stable connection status under long-term vibration, guaranteeing continuous and stable equipment operation.
5. Wide Industrial Applications
Widely applied in industrial automation controllers, sensor detection modules, intelligent industrial control mainboards, precision instruments and automatic execution equipment for board-end signal connection.
Ideal for industrial electronic devices and automatic control systems requiring multi-channel weak signal transmission, high stability and strong oxidation resistance.
Electrical Parameters
Number of Poles
9Pin
Current Rating
5A max
Voltage Rating
60VAC max
Durability Voltage
500VAC @ 60s
Technical Parameters
Contact Resistance
10 mΩ max
Insulation Structure
500 MΩ at 500VDC
Operating Temperature
-40°C ~ +105°C
IP Class
IP67 (1m / 30min) when mated
Mold Material
PA66
Contact/Terminal Material
Gold Plated Brass
Seal Material
Silicone
Operation Parameters
Voltage Rating
300VAC max
Current Rating
5A max
Min Wire Size OD
3.0mm ~ 6.0mm
Max Wire Size OD
8.0mm ~ 10.0mm
Max Cable Cross Section Area
0.5mm² ~ 2.5mm²
Design Sketch
Frequently Asked Questions
Q: Are you a factory or trading company?
A: We are a factory located in Ulinkcon Industrial Park, Bao'an District, Shenzhen, China.
Q: How can I get samples?
A: We are pleased to provide samples, with freight costs covered by the customer. Please provide your courier account number and detailed address for immediate sample shipment.
Q: What is rated Current?
A: Rated current, also known as operating current. With the rated voltage, as in the case below the rated current, air plug in general can work properly. Plug in the aviation design process, through the thermal design of the connector to meet the requirements of the rated current, because in contact with on a current flow out of date, due to conductor resistance and contact resistance, contact on will be heat. When the heat exceeds a certain limit, the plug will damage the insulation and the formation of air exposure on the surface of the coating to soften, resulting in failure.
Shenzhen Ulinkcon Co., Ltd. is a leading company specialized in designing and manufacturing industrial waterproof circular connectors, power signal connectors.Based on its high degree of precision, high-quality automatic insertion & self-locking system, our products are widely used in a variety ... Shenzhen Ulinkcon Co., Ltd. is a leading company specialized in designing and manufacturing industrial waterproof circular connectors, power signal connectors.Based on its high degree of precision, high-quality automatic insertion & self-locking system, our products are widely used in a variety ...
