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Home ProductsWaterproof Circular Connector

M19 Aging Resistant IP67 Circular Waterproof Connector 300V 3+9 Pin Quick Release

M19 Aging Resistant IP67 Circular Waterproof Connector 300V 3+9 Pin Quick Release

  • M19 Aging Resistant IP67 Circular Waterproof Connector 300V 3+9 Pin Quick Release
  • M19 Aging Resistant IP67 Circular Waterproof Connector 300V 3+9 Pin Quick Release
  • M19 Aging Resistant IP67 Circular Waterproof Connector 300V 3+9 Pin Quick Release
  • M19 Aging Resistant IP67 Circular Waterproof Connector 300V 3+9 Pin Quick Release
M19 Aging Resistant IP67 Circular Waterproof Connector 300V 3+9 Pin Quick Release
Product Details:
Place of Origin: Shenzhen, China
Brand Name: Ulinkcon
Certification: CE,Rohs,TUV,UL
Model Number: M19
Payment & Shipping Terms:
Minimum Order Quantity: Negotiation
Price: Negotiation
Packaging Details: Box
Delivery Time: 5~8 working days
Payment Terms: T/T,D/A,D/P,MoneyGram,L/C
Supply Ability: 100000 pairs each month
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Detailed Product Description
Current: 15A Power+5A Signal Number Of Pins: 3+9 PIN Male Female Connectors
Waterproof Rating: IP67 Temperature Range: -40℃~+105℃
Material: PA66 Structural Design Features: Multi-Core Design
Highlight:

M19 waterproof circular connector

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IP67 aging resistant connector

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3+9 pin quick release connector

Quick M19 Circular Connector Wire To Board 12 Pin Power Signal 3+9 Multi Pin Connector

Key Points

1. Core Specifications

  • This is an M19 circular waterproof connector with a professional 3+9 pin split design. 3 pins are dedicated for stable power supply and 9 pins for multi-channel signal transmission, effectively avoiding power and signal interference to ensure accurate and synchronous signal output.
  • Rated voltage reaches 300V, featuring stable electrical performance, which is suitable for power and signal connection of most small and medium-sized industrial and outdoor intelligent devices.
  • Adopts standard M19 circular structure with strong compatibility, matching mainstream wire harnesses and terminal accessories of the same specification for wide installation adaptability.

2. Quick Release Locking Structure

  • Equipped with a tool-free quick release locking mechanism, supporting fast plug-in, docking and disassembly. It greatly improves the efficiency of equipment assembly, inspection and daily maintenance.
  • Built-in self-locking buckle ensures tight fitting after docking, effectively preventing loosening and falling off. It maintains stable connection even in vibrating and shaking working environments without poor contact or signal interruption.
  • Optimized structural design enables smooth plugging and unplugging, supports repeated use, and extends the overall service life of the connector.

3. IP67 Waterproof & Dustproof Performance

  • Up to IP67 protection grade, fully dust-tight and resistant to rain splash, water accumulation and temporary water immersion. It adapts to harsh environments such as dust, humidity and rain and snow.
  • Adopts high-quality sealing rubber ring and integrated injection molding sealing process with no dead-angle sealing, which perfectly blocks the erosion of water vapor, dust and oil to protect internal conductive and signal components.
  • Capable of stable all-weather operation in outdoor open-air environments, industrial workshops, damp underground and other complex working conditions.

4. Aging Resistance & Durable Quality

  • The connector shell is made of high-strength PA66 engineering plastic, featuring excellent aging resistance, UV resistance, corrosion resistance and high and low temperature resistance. It is not easy to crack, deform or fade under long-term outdoor exposure and temperature alternation.
  • Internal pins are made of high-quality alloy copper with high conductivity and low impedance, ensuring stable power supply and precise signal transmission. The pins are anti-oxidation and anti-corrosion to avoid poor contact after long-term use.
  • Compliant with RoHS, CE and other international certifications, with 94-V0 flame retardant grade, safe, flame-retardant and environmentally friendly.
  • Supports more than 500 mating cycles with stable mechanical performance, reducing later equipment maintenance and replacement costs.

5. Wide Application Range

  • Outdoor intelligent equipment: Outdoor LED displays, landscape lighting lamps, solar photovoltaic supporting equipment.
  • Industrial equipment: Industrial automation control devices, sensor detection equipment, outdoor monitoring and security equipment.
  • New energy and vehicle equipment: Small new energy supporting facilities, outdoor mobile equipment, vehicle outdoor electrical connection systems.
  • Ideal for working conditions requiring simultaneous power supply + multi-signal transmission and high weather resistance & waterproof performance.
Main Features
  • Push lock quick release system for easy operation
  • Multiple core configurations: 2Pin, 3Pin, 4Pin, 5Pin for Power
  • Power-signal combinations: 3+2Pin, 3+3Pin, 3+4Pin, 3+5Pin, 3+9Pin and 2+20Pin
  • Signal-only options: 6Pin, 7Pin, 8Pin, 9Pin, 10Pin, 11Pin, 12Pin, 14Pin, 16Pin and 18Pin
  • Field assembly versions available: wire-to-wire and wire-to-board options
  • 20A current rating for long-term operation
  • Cable assembly services supported with customization options
  • OEM/ODM services welcome

Technical Specifications
Connector System Cable-to-Board
Sealable Yes
Connector & Contact Terminates To Wire & Cable
Circular Connector Type Plug, Receptacle
Shell Material PA66
Number of Poles 3+9
Current Rating 15A+5A max
Voltage Rating 600VAC max
Durability Voltage 2500VAC @ 60 s
Operating Temperature Range -40°C to 105°C
IP Protection Rating IP67
Durability Rating 250-251 cycles
UL Flammability Rating UL 94V-0

Application Industries
  • Communications equipment
  • Product coding machines and inkjet systems
  • Inventory product coding equipment
  • Industrial inkjet equipment
  • Solar power systems
  • Electric power equipment
  • Laboratory forensic & pathology equipment
  • Heavy machinery

Production Dimension
M19 Circular Connector dimensional diagram and specifications
Technical Details
Detailed technical specifications and electrical characteristics of M19 connector

Frequently Asked Questions
What is rated voltage?
Rated voltage, also known as operating voltage, depends primarily on the connector's insulation material and the spacing between contact points. Some components or devices may not function properly when operated below their rated voltage specifications.
What shipping methods do you offer? How long is the delivery time?
We provide multiple shipping options: Courier (DHL/UPS/FedEx): 3-7 working days for small parcels; Air freight: 7-15 working days; Sea freight: 20-45 working days. Delivery time varies by destination and shipping method selected.

How do you guarantee product quality?

We implement strict quality control throughout the production process: raw material inspection, in-line testing, and final sampling inspection. All products come with a 12-month warranty against manufacturing defects.

Ratings & Review

Overall Rating

5.0
Based on 50 reviews for this supplier

Rating Snapshot

The following is the distribution of all ratings
5 stars
100%
4 stars
0%
3 stars
0%
2 stars
0%
1 stars
0%

All Reviews

L
L*s
France Oct 28.2025
Ces connecteurs étanches sont très efficaces pour nos installations industrielles extérieures. Ils résistent bien à la pluie et à l’humidité, sans aucune infiltration. Le service client est réactif et professionnel.
L
L*r
Austria Jul 31.2025
The customer service was excellent from start to finish. All my technical questions were answered quickly and professionally. The connectors are well-built, waterproof, and perform perfectly even in harsh outdoor conditions. Very reliable product and great seller.
J
J*s
Greece Jul 27.2025
Before purchase, I had doubts about waterproof performance in heavy rain. The seller explained everything patiently and even shared real use cases. After sales, they replied quickly when I had small questions. The connectors work really well in our monsoon season—excellent service and product.
Contact Details
Shenzhen Ulinkcon Technology Co., Ltd.

Contact Person: Miss. Gina

Tel: +86 075523019434

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