MC4 Photovoltaic Accessories Solar Connector IP68 For Solar Panel Systems 1000V/1500V DC

The MC4 Solar Connector is a specialized DC connector designed for photovoltaic power generation systems. It provides a secure and stable connection between solar panels, PV cables, combiner boxes, and inverters. Featuring excellent waterproof performance, low contact resistance, and long-term UV resistance, the connector ensures efficient power transmission in outdoor environments.

Suitable for both residential rooftop installations and large-scale solar farms, the connector supports fast assembly and reliable operation throughout the service life of the photovoltaic system.

Key Features

IP68 Waterproof Protection

The connector adopts a high-performance sealing structure that effectively prevents water, dust, and moisture from entering the connection point.

Low Contact Resistance

The tinned copper contact terminals ensure efficient current transmission and minimize power loss within the PV system.

UV and Weather Resistance

The housing is manufactured from premium PPO material with outstanding resistance to ultraviolet radiation, aging, and environmental stress.

Secure Locking Mechanism

The snap-lock design provides a reliable connection that prevents accidental disconnection caused by vibration or movement.

Product Structure

The connector assembly consists of:

• Male Connector
• Female Connector
• Tinned Copper Contact Pin
• Waterproof Sealing Ring
• Insulating Housing
• Locking Clip
• Cable Gland Nut

Technical Specifications

Typical Applications

Residential Rooftop Solar Systems

Used to connect solar modules and PV cables in home solar energy systems.

Commercial Solar Projects

Suitable for commercial buildings, factories, warehouses, and distributed photovoltaic installations.

Utility-Scale Solar Farms

Provides safe and reliable DC connections for large photovoltaic power plants.

Off-Grid Solar Systems

Ideal for:

• Solar street lights
• RV solar systems
• Energy storage projects
• Remote power stations
• Mobile solar applications

FAQ

Q1: What cable sizes can be used with this connector?

The standard versions support 2.5mm², 4mm², and 6mm² photovoltaic cables.

Q2: Is it suitable for outdoor environments?

Yes. The IP68 waterproof design allows long-term outdoor operation under rain, sunlight, and dust exposure.

Q3: Can it be used in 1500V solar systems?

Yes. We offer models designed specifically for both 1000V DC and 1500V DC photovoltaic systems.

Q4: How long can the connector last?

When properly installed, the expected service life can exceed 25 years, matching the lifespan of most solar modules.