Shenzhen Ulinkcon Technology Co., Ltd.
                                                                                                           
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14 Years
Since 2012
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M19 3+4 Pin Waterproof Wire Connectors 15A+5A 300V IP67 Multi Pin Male Female Connector

Price Negotiable
Price: Negotiation
MOQ: Negotiation
Delivery Time: 3~6working days
Brand: Ulinkcon
Product Description
M19 Male Female Connector 300V Outdoor 3+4 Pin Power And Signal Connector
Product Overview
The M19 3+4 Pin IP67 waterproof male and female wire connector is a uniquely designed split-current hybrid connection solution. Different from conventional connectors with unified current specification, it features differentiated current load design: 3 pins support 15A high-current main power supply, while 4 pins handle 5A low-current signal and auxiliary power transmission. Rated at 300V voltage resistance and equipped with IP67 full waterproof performance and tool-free locking structure, this connector perfectly meets the dual demands of high-power power supply and precision signal transmission for hybrid equipment, greatly optimizing internal wiring layout.
Quick Description
  • 3+4 Split Current Design for Dual Power & Signal Matching: Scientific pin grouping separates power circuit and signal circuit independently. The 3-pin high-power group ensures stable 15A continuous current output for core equipment operation; the 4-pin auxiliary group supports 5A low-current transmission for sensors and control signals. Physical isolation avoids load conflict and signal crosstalk, ensuring both power stability and signal accuracy.
  • 300V High Voltage Resistance for Industrial Safety: Adopting thickened integrated insulation structure, the connector withstands up to 300V rated voltage and resists instantaneous voltage surge and circuit fluctuation. It effectively prevents electric leakage, short circuit and insulation breakdown, providing reliable electrical safety for industrial and outdoor electrical equipment.
  • IP67 Full Waterproof & Dustproof Protection: Multi-layer annular sealing design achieves fully enclosed protection after male-to-female mating. It completely blocks rainwater immersion, dust accumulation, moisture and light oil contamination, adapting to long-term stable operation in humid, dusty and open-air harsh working environments.
  • Tool-Free Self-Locking & Anti-Vibration Structure: Precise male and female matching ensures smooth plugging and tight fitting. The upgraded buckle self-locking mechanism enables automatic locking after insertion. With excellent anti-loosening and anti-vibration capability, it effectively prevents intermittent connection caused by equipment vibration and cable pulling.
  • Wide Temperature Resistant & Long Service Life: Made of weather-resistant modified engineering plastic and anti-oxidation conductive terminals, it works stably from -40℃ to +105℃. It resists low-temperature cracking, high-temperature aging, UV radiation and mild corrosion, suitable for diverse regional and environmental working conditions.
Main Features
  • Push lock quick release system
  • Multic-core options: 2Pin, 3Pin, 4Pin, 5Pin for Power
  • 3+2Pin, 3+3Pin, 3+4Pin, 3+5Pin, 3+9Pin and 2+20Pin for power signal combined
  • 6Pin, 7Pin, 8Pin, 9Pin, 10Pin, 11Pin, 12Pin, 14Pin, 16Pin and 18Pin for signal available
  • Field assembly version: both wire to wire and wire to board options
  • Current rated 20A for long time working
  • Cable assembly service supported
  • OEM/ODM welcome
Technical Specifications
Electrical Parameters
Number of Poles3+4Pin
Current Rating20A max.
Voltage Rating300VAC max
Durability Voltage1500VAC @ 60 s.
Technical Parameters
Contact Resistance10 mΩ max
Insulation Structure500 MΩ at 500VDC
Operating Temperature-40°C ~ +105°C
IP ClassIP67 (1m / 30min) when mated
Mold MaterialPA66
Contact/Terminal MaterialGold Plated Brass
Seal MaterialSilicone
Application Industries
  • Growth Lights
  • Communications Application
  • Product coding machines
  • Inventory product coding
  • Inkjet systems
  • Solar System
  • Industrial inkjet equipment
  • Electric power equipment
  • Laboratory forensic & pathology equipment
  • Communications equipment
  • Heavy machinery
Operation Parameters
Voltage Rating600VAC max
Current Rating20A max
Min Wire Size OD3.0mm ~ 6.0mm
Max Wire Size OD8.0mm ~ 10.0mm
Max. Cable Cross Section Area0.5mm² ~ 2.5mm²
Design Sketch
M19 3+4 Pin Waterproof Connector design view M19 Connector technical specifications diagram M19 Waterproof Connector application example
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: Who is responsible for customs clearance? Do you provide necessary documents?
A: We will provide complete customs clearance documents (commercial invoice, packing list, bill of lading, certification reports). Customs clearance fees and duties are borne by the buyer (EXW/FOB terms). We can assist with document preparation if needed.
Q: How to track my shipment?
A: Once the goods are shipped, we will send you the tracking number and logistics platform link. You can track the real - time status online or contact our team for updates.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Shenzhen Ulinkcon Technology Co., Ltd.
Location Addr:101 B-33, Mingxi industrial park, Fuhai Street,Bao'An District, Shenzhen, China
Contact Person Gina

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