China MJ20 Power Solar IP67 Metal Socket Connector - Waterproof Quick Lock Connector from Top Suppliers & Factory
Product Feature
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 equipment, testing or measuring equipment, communications field, marine equipment etc. It can be used for both data and power.
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.
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.
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
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Q 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 dust-tight and protected against temporary immersion in water up to 1 meter for 30 minutes.
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Q What is the maximum rated current and voltage for the MJ20 connector?The MJ20 series supports a rated current of up to 20A and a rated voltage of 300V, with a withstanding voltage of 2000V, making it suitable for both power and data transmission applications.
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Q What cable sizes are compatible with the MJ20 waterproof connector?The MJ20 connector is compatible with cable gauges ranging from 0.75mm² to 2.5mm² (20–12 AWG), with a maximum cable outer diameter of ø 13.0mm.
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Q What industries is the MJ20 IP67 metal connector suitable for?The MJ20 connector is widely used in medical devices, high-end industrial equipment, testing and measuring instruments, communications, marine equipment, solar power systems, and other demanding environments requiring reliable waterproof connectivity.
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Q Does Jnicon support OEM and ODM customization for the MJ20 connector?Yes, Jnicon gladly accepts OEM and ODM customization orders. Our R&D team can work with you to tailor connector specifications, contact configurations, materials, and branding to meet your specific project requirements.
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Q What certifications do Jnicon connectors hold?Jnicon products hold valid certifications including UL, CE, CQC, TUV, RoHS, CCC, and IP67/IP68 ingress protection ratings. We can also assist customers in obtaining any additional certifications required for their specific markets or applications.

