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China MJ20 Power Solar IP67 Metal Socket Quick Lock Waterproof Connector - Top Suppliers & Factory Solutions
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China MJ20 Power Solar IP67 Metal Socket Quick Lock Waterproof Connector - Top Suppliers & Factory Solutions

The MJ20 series connectors are premium IP67-rated connectors manufactured from a durable combination of plastic and metal, specifically targeting high-end market applications. These connectors feature a reliable push and pull coupling mechanism, making them one of our most sought-after waterproof connector options. Designed with a secondary-locking feature, they effectively prevent mis-operation, enhancing overall functionality. Our diverse connection modes cater to individual customer requirements, establishing us as a leading China supplier and factory for high-quality connectors. Choose the MJ20 series for superior performance and reliability in your projects
  • Diamter Range MAX ø 13.0mm
  • Operating Tem. -40℃~105℃

Product Feature
Jnicon MJ20 Power Solar IP67 Metal Socket Quick Lock Waterproof Connector
MJ20 Series connectors mainly feature:

This series is available for cable to cable (in-line) and cable to panel connection.
Each side can choose from male or female contact.

⊕ Panel-hole cutout size: 20mm
⊕ Number of contacts: 2-8 with gold plated contacts
⊕ Rated current: 20A-5A
⊕ IP rating: IP67 after mated
⊕ Cable outer diameter: Max 13mm²

Product Specification

Connecting Mode

Push Locking

Pins No.

2

3

4

Rated Current

20A
300V

Contact Diameter X No.

ø 2.4

Withstanding Voltage

2000V

Protective Level

IP67

Cable Gauge

0.75mm²–2.5mm²
(20–12AWG)

Diameter Range

MAX ø 13.0mm

Operating Temp.

-40℃ ~ 105℃

Copper Needles Material

Copper Alloy

Flame Resistant

94-V0

Product Application

This IP67 waterproof connector is designed for high-end products. The Zinc alloy metal made shell made it widely used in many high-end areas, such as medical devices, high-end equipments, testing or measuring equipments, communications field, marine equipments etc. It can be used for both data and power.

Jnicon MJ20 Power Solar IP67 Metal Socket Quick Lock Waterproof Connector (2)
Our Services
Professional guidance to help you select the ideal product.
Robust technical support from our sales representatives and R&D experts.
Provision of production photos and videos for your ordered goods.
Fast delivery services thanks to our factory-direct production capacity.
Reliable after-sales support featuring a 5-year warranty.
OEM and ODM customization services are gladly accepted.
Certifications

Our products hold valid certifications from UL, CE, CQC, TUV, RoHS, CCC, as well as IP67/IP68 ingress protection ratings.
Contact us to get your hands on high-definition images of these authoritative certifications!
Thanks to our superior product quality, we can also assist with the acquisition of any additional certifications you may need.

Certifications
Company Profile

Jnicon Group is a high-tech enterprise dedicated to advanced connection solution R&D and manufacturing. Its core product portfolio covers industrial connectors, high-current connectors, controllers, 5G base station connectors, LED connectors, marine and yacht connectors, glass sintered connectors as well as communication cables. These high-performance products are extensively applied across a wide spectrum of industries, including new energy vehicles (NEVs), energy storage, electric vehicles, solar inverters, AI automation, 5G communications, aerospace, oil exploration and production, high-speed rail, metro systems, LED lighting and shipbuilding.

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Frequently Asked Questions
  • What is the IP rating of the MJ20 Series waterproof connector?
    The MJ20 Series connector achieves an IP67 ingress protection rating when fully mated, meaning it is completely dust-tight and can withstand temporary immersion in water up to 1 meter for 30 minutes.
  • How many contact pins are available for the MJ20 Series connector?
    The MJ20 Series is available with 2 to 8 contacts, all featuring gold-plated contacts for enhanced conductivity and corrosion resistance. The rated current ranges from 5A to 20A depending on the number of pins.
  • What connection modes does the MJ20 Series support?
    The MJ20 Series supports both cable-to-cable (in-line) and cable-to-panel connections. Each side can be configured with either male or female contacts to suit your application requirements. The locking mechanism uses a push-lock design for quick and secure mating.
  • What industries are the MJ20 Series connectors suitable for?
    Thanks to its zinc alloy metal shell and IP67 protection, the MJ20 connector is widely used in medical devices, high-end industrial equipment, testing and measuring instruments, communications systems, and marine equipment. It supports both data and power transmission applications.
  • Does Jnicon offer OEM or ODM customization for the MJ20 connector?
    Yes. Jnicon Group gladly accepts OEM and ODM customization requests. Our experienced R&D team can tailor connector specifications — including pin count, shell material, cable gauge, and labeling — to meet your specific project needs.
  • What certifications do Jnicon connectors hold?
    Jnicon products hold valid certifications including UL, CE, CQC, TUV, RoHS, and CCC, as well as IP67/IP68 ingress protection ratings. We can also assist customers in obtaining any additional certifications required for their specific markets or applications.