Name: M19 3+4 Multi Pin Waterproof Connector Ulinkcon CE Male Female Quick Connectors
Brand: Shenzhen Ulinkcon Technology Co., Ltd.
SKU: M19
Availability: InStock

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M19 3+4 Multi Pin Waterproof Connector Ulinkcon CE Male Female Quick Connectors

Product Details:

Place of Origin:	China
Brand Name:	Ulinkcon
Certification:	CE/Rohs/TUV/UL
Model Number:	M19

Payment & Shipping Terms:

Minimum Order Quantity:	Negotiation
Price:	Negotiation
Packaging Details:	1.Plastic bag;2.Carton;3.As per customer's requirements
Delivery Time:	3~6working days
Payment Terms:	T/T,D/P,L/C,D/A,Western Union,MoneyGram
Supply Ability:	100000 pairs Montly

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Detailed Product Description

Pin:	3+4Pin	Rated Voltage:	300V
Current Rating:	15+5A	Connector Type:	Quick Connector Wire To Wire
Material:	Nylon	Protection Level:	IP67

M19 3+4 Multi Pin Waterproof Connector Ulinkcon CE Male Female Quick Connectors

M19 Male Female Connector 300V Outdoor 3+4 Pin Power And Signal Connector

Product Overview

Outdoor Waterproof Connector M19 3+4 Pin IP67 Waterproof Connector Wire To Board

Core Specifications: Ulinkcon brand, M19 circular size, adopting 3+4 multi-pin layout, male-female quick connection design, CE certified, with excellent waterproof performance. It is specially built for various equipment that requires partitioned transmission, meeting both power supply and signal transmission needs, and compatible with industrial, outdoor and other multi-scenario connection requirements.

Key Features

CE Certification Guarantee: The product is CE certified, strictly following international safety and quality standards, meeting industry specifications in electrical performance, insulation, durability, etc.
3+4 Multi-Pin Partitioned Transmission: Unique 3+4 multi-pin layout realizes independent transmission of power and signals. 3 pins focus on stable power supply, and 4 pins are responsible for multi-channel signal interaction, effectively avoiding signal interference.
Male-Female Quick Connection Design: Adopts a convenient male-female quick connection structure, which can quickly complete the connection by aligning and docking without complex operations.
Waterproof & Durable Features: Equipped with a reliable waterproof sealing structure, IP67 rated, adapting to harsh scenarios such as outdoor rain and humid environments.

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 Poles	3+4Pin
Current Rating	20A max.
Voltage Rating	300VAC max
Durability Voltage	1500VAC @ 60 s.
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

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 Rating	600VAC max
Current Rating	20A 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: 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: Is there a discount for large-quantity orders?

A: Yes, we offer tiered discounts for bulk orders. The more you order, the more competitive the price. Please inform us of your expected quantity for a customized quotation.

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

3 stars

2 stars

1 stars

All Reviews

D*t

Haiti Sep 4.2025

Helpful (889)

We placed a bulk order and were worried about lead time, but the supplier kept us updated the entire time. Communication was clear and timely. The connectors work perfectly for our production line—stable, durable, waterproof. The entire process from quote to delivery was stress-free, which is huge for our business. Will be a repeat customer.

A*y

Brazil Jun 1.2025

Helpful (1826)

The pre-sales team was really helpful, they explained the specs clearly and helped us pick the right model. After delivery, they even followed up to ask about the usage, which made us feel very reliable. Will definitely reorder for our next batch of equipment.

S*s

Australia Mar 24.2025

Helpful (970)

These connectors handle Aussie weather really well—sun, salt air, rain. No corrosion, no loose connections. Great quality, great service, repeat customer for life.

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