Description
1500V MC4 Connector for Solar Photovoltaic Systems
The 1500V MC4 Connector is a 30A photovoltaic DC connector designed for cable connections in compatible solar power systems. With a rated voltage of 1500V DC, it provides a detachable connection solution for PV modules, solar string cables, combiner boxes, and photovoltaic inverter equipment.
The connector features male and female mating components, crimp-type copper contacts, and a snap-lock connection mechanism. Its insulated housing supports installation in outdoor photovoltaic environments when correctly assembled.
The 1500V 30A configuration is intended for solar projects requiring an appropriately rated DC connector, including commercial and industrial photovoltaic installations.
Key Features of the 1500V MC4 Connector
1. 1500V DC and 30A Electrical Rating
The 1500V MC4 Connector is designed for photovoltaic cable connections with a rated voltage of 1500V DC and a rated current of 30A.
It provides a detachable electrical interface for compatible PV modules, solar string circuits, combiner boxes and inverter equipment.
For 1500V photovoltaic systems, connector selection should account for maximum system voltage, operating current, cable insulation and environmental conditions.
2. High-Strength Insulating Housing
The supplied MC4 connector series documentation describes PPO/PA engineering plastics used for electrical insulation and mechanical support.
The housing provides separation around the internal conductive components and is intended for photovoltaic installations exposed to outdoor operating conditions.
The exact housing material and physical construction should correspond to the selected 1500V 30A product configuration.

3. Copper Contacts with Crimp Termination
The connector uses copper contact components and crimp-type cable termination, according to the supplied MC4 series information.
This termination method allows compatible photovoltaic cable conductors to be secured inside the electrical contacts.
Correct conductor preparation, terminal selection and crimping procedures help maintain connection quality. Contact plating and compatible cable dimensions should be checked against the selected model.

4. Sealing Ring and Snap-Lock Connection
The MC4 connector series incorporates sealing components and a mechanical snap-lock structure designed to retain compatible connector halves.
The supplied series specifications indicate IP67 protection. Its applicability to the 1500V 30A configuration should be verified against the corresponding product documentation.
Proper connector mating, sealing component installation and cable preparation are essential for maintaining the intended protection performance.
5. Secure Connection for Solar PV Installations
The connector features a plug-in mating arrangement intended for compatible photovoltaic electrical connections.
Its mechanical locking structure helps reduce unintended separation during normal equipment operation.
Only connectors with verified electrical and mechanical mating compatibility should be used together. PV connectors should not be disconnected under electrical load unless specifically rated for load-breaking operation.
Technical Specifications
| Parameter | Specification |
|---|---|
| Product Name | 1500V 30A MC4 Photovoltaic Connector |
| Rated Voltage | 1500V DC |
| Rated Current | 30A |
| Protection Rating | IP67 |
| Contact Resistance | ≤0.5 mΩ |
| Insulation Resistance | ≥1000 MΩ |
| Housing Material | PPO / PA |
| Contact Material | Copper |
| Flammability Rating | UL94 V-0 |
| Cable Cross-Section | 4 / 6 mm² |
| Operating Temperature | -40°C to +85°C |
| Connection Method | Crimp Termination |
| Locking Mechanism | Snap-Lock |
| Configuration | Male / Female |
MC4 Connector Structure and Installation Design
The 1500V 30A MC4 Photovoltaic Connector provides an electrical connection interface for compatible solar PV cables and connector assemblies.
Its crimp-style contacts and plug-in connection structure support photovoltaic cable installation when the appropriate conductors, contact components and connector halves are selected.
For 1500V DC applications, correct insulation, cable sealing and connector compatibility are particularly important. The installation must follow the requirements of the selected connector configuration and the complete photovoltaic system.

Applications of the 1500V MC4 Connector
Solar Panel Connections
The connector provides a detachable cable connection for compatible photovoltaic modules and PV string wiring.
Solar Combiner Boxes
It can be used in suitably designed PV string circuits associated with solar combiner boxes and DC collection equipment.
Solar Inverter Systems
The connector supports compatible photovoltaic DC cable connections associated with inverter input circuits.
Commercial and Industrial Solar Projects
Its 1500V DC rating makes it a candidate for properly designed rooftop and ground-mounted photovoltaic installations requiring higher-voltage connectors.

Why Choose Our 1500V MC4 Connector?
The 1500V MC4 Connector combines a 30A current rating, crimp-type contacts, a snap-lock mating structure, and an insulating housing designed for photovoltaic applications.
Its series-specified IP67 protection and compatibility with common PV conductor sizes provide useful selection information for solar equipment manufacturers, EPC contractors, distributors, and photovoltaic installers.
SOLKV supplies different MC4 connector configurations to support varying project voltage, current, and cable connection requirements.
FAQ
What is the rated voltage and current of this 1500V MC4 Connector?
This model is specified for 1500V DC and 30A.
Is the connector suitable for outdoor solar installations?
The supplied MC4 series specifications list IP67 protection. The rating should be verified for the exact connector configuration, and correct assembly is required.
What cable sizes are compatible with this connector?
The general product documentation lists 4 mm² and 6 mm² photovoltaic cables. The appropriate terminal contact and cable diameter should be confirmed before installation.
Can this connector be mated with connectors from other manufacturers?
Only connector halves with verified mating compatibility should be connected. Similar-looking MC4 connectors are not automatically interchangeable.
What is the difference between 1000V and 1500V MC4 connectors?
Their stated voltage ratings differ. The 1500V version is intended for applications requiring a connector rated for 1500V DC, while the 1000V version is limited to its specified voltage rating.
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