MC4 Solar Connector, 1000V

● MC4 solar connectors are made of PPO insulation to ensure stable operation for a long time in harsh environments with a rated voltage of 1000V. ● Solar module connectors have a wide range of temperature resistance and are suitable for a variety of climatic conditions. ● The mc4 connector has IP68 waterproof rating, multi-point connection and embedded self-locking system, and crimp wiring to meet the needs of different applications. ● The copper tinned conductor material provides excellent electrical conductivity and extremely low contact resistance (≤0.5mΩ), ensuring efficient and stable operation of the solar system.
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The MC4 solar connector is a high performance connector with a rated voltage of 1000V. It is made of PPO insulation and copper tinned conductors to ensure stable operation in ambient temperatures from -40°C to +95°C. MC4 connectors for solar panels have a wide range of temperature resistance and can operate reliably from -40°C to 135°C. The connectors have a DCII safety rating and an IP68 waterproof rating for use in harsh environments. With DCII safety rating and IP68 waterproof rating, they are suitable for harsh environments. The connector contact resistance is ≤0.5mΩ, and adopts multi-point connection and embedded self-locking system to provide reliable connection. The solar connector supports crimp wiring method and is suitable for 2.5mm2, 4mm2 and 6mm2wiring sizes. Ensure efficient and safe operation of solar system.

MC4 solar connector 1000V feature


  • MC4 connector is designed with integrated waterproof structure, high quality PPO material, pressure and wear resistant.
  • T2 purple copper conductor open type core, to eliminate oxidation, small resistance and strong conductivity.
  • Photovoltaic connectors using high-strength waterproof ring, insulating silicone, waterproof and dustproof protection grade IP68.
  • Stabilized self-locking structure connecting the joints using compression mode connection, male and female head with self-locking structure, open and close freely.
  • Solar connector conductor and insulating shell combined tightly, the virtual position of small male and female chassis to plug the virtual position of small insertion force is small, the soft line can be used.
  • Details

  • 1. MC4 solar connector finished product
  • 2. Connector nut
  • 3. MC4 connector male chassis terminals
  • 4. Waterproof ring
  • 5. Waterproof gasket
  • 6. MC4 connector male chassis
  • 7. MC4 connector female chassis connector
  • 8. Waterproof gasket
  • 9. MC4 solar connector female chassis terminals
  • 10. Connector nut
MC4 solar connector 1000V detail

MC4 Solar Connector, 1000V Dimension (unit: mm)

MC4 solar connector 1000v size

Rated Voltage 1000V
Insulation Material PPO
Conductor Material Copper tin-plated
Ambient Temperature -40℃~+95℃
Product Temperature -40℃~+135℃
Security Class DCII
Waterproof Grade IP68
Contact Resistance ≤5mΩ
Connection System Multi-point connection
Self-locking System Embedded
Wiring Method Cladding
Wiring Specifications 2.5mm2, 4mm2, 6mm2
Rated Current 1.5mm2: 17A/2.5mm2: 22.5A/4mm2~6mm2: 30A
Flame Retardant Rating UL94-VO
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Q1. What is mc4 solar connector?

MC4 solar connector is a solar electrical connector for solar systems. It is mainly used to connect the cables between the solar panels and the inverter, ensuring a reliable electrical connection while preventing the ingress of moisture and dust, improving the stability and efficiency of the solar system.

Q2. What are the features of the mc4 solar connector?

The mc4 solar connector is waterproof, dustproof, high temperature resistant and UV resistant, making it suitable for harsh outdoor environments. It utilizes a plug-and-play connection design for quick and easy installation and maintenance, while ensuring the stability of the electrical connection. In addition, the MC4 connector has a high electrical performance and is able to withstand certain currents and voltages, making it suitable for solar systems of different sizes.

Q3. How to install mc4 solar connector?

The steps to install the mc4 connector are relatively simple. First, make sure to disconnect the power supply and confirm that the voltage on the solar panel is zero. Then, insert the anode and cathode terminals, making sure they are properly aligned and plugged in tightly. Finally, lock the solar connector in place using specialized tools to ensure a solid connection. Throughout the installation process, take care to prevent any moisture and impurities from entering.

Q4. What are the safety precautions for the mc4 solar connector?

When using solar module connectors, first ensure that the rated current and voltage of the device and solar connector meet the requirements of the solar system. During installation, avoid human damage to the cable insulation and ensure that the pv connectors are properly aligned and locked. Also, periodically check the condition of the solar panel connectors to ensure there is no looseness or corrosion to maintain the long-term stability of the system. During any maintenance or replacement of components, be sure to disconnect the power supply and have it performed by a professional to ensure safety.

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