Bankey Bihari Industrial Product Co.

The T4/MC4 solar connector is a high-quality, weatherproof DC connector designed for solar photovoltaic (PV) systems. It provides a safe, quick, and reliable connection between solar panels, inverters, and combiner boxes.
This connector pair (male & female) features a snap-lock mechanism that ensures a secure and waterproof connection, ideal for outdoor installations.
🔹 Voltage Rating: Up to 1000V DC
🔹 Current Capacity: depending on cable size
🔹 Cable Size: Compatible with 2.5mm² – 10mm²  solar cables
🔹 Protection Level: IP68 – Waterproof and dustproof
🔹 Temperature Range: –40°C to +90°C
🔹 UV & Weather Resistant: Suitable for outdoor environments
🔹 Lock Type: Quick snap-lock with anti-disconnect design
🔹 MC4 Compatible: Fully intermateable with standard MC4 connectors
🔹 Low Contact Resistance: Ensures minimal power loss and high efficiency

The T2 MC4 Connector is designed for reliable performance in solar photovoltaic applications. It supports a rated voltage of 1000V  DC, and can handle a current capacity of 20A to 35A. The connector is compatible with 2.5mm², 4mm², and 6mm² PV solar cables, ensuring flexibility in system design. It features low contact resistance (≤ 0.5 mΩ) and uses a snap-lock MC4-compatible male and female connection for secure and stable connectivity.  With a protection rating of IP67/IP68, the connector is both waterproof and dustproof, suitable for harsh outdoor environments. 

The MC4 Connector (Multi-Contact 4mm) is a standard DC connector used in photovoltaic (solar) systems to connect solar panel cables safely and efficiently. It features a male and female plug design with a snap-lock mechanism that ensures a secure and vibration-proof connection during outdoor installation. Built with UV-resistant PPO insulation material and tinned copper contacts, the MC4 connector provides low contact resistance, stable current flow, and long-lasting durability under harsh environmental conditions. With an IP67/IP68 waterproof rating, it protects the connection from dust, rain, and moisture, making it suitable for long-term outdoor solar applications.

The connector supports 2.5mm², 4mm², and 6mm² PV cables, and is typically rated for 1000V  and 20A to 35A current capacity, depending on the model. It is widely used for series and parallel wiring of solar panels, ensuring efficient and safe power transfer in rooftop solar systems, off-grid installations, battery charging setups, and solar pumping applications.

The T3 MC4 Connector is a 3-in-1 solar branch connector designed to connect three solar panels in parallel. It combines the positive (+) outputs together and the negative (–) outputs together, resulting in increased current output while maintaining the same system voltage. This connector is MC4 compatible, featuring a snap-lock male and female interface that ensures a secure and vibration-proof connection.

Constructed with UV-resistant PPO insulation and tinned copper contacts, it provides low contact resistance, high conductivity, and long service durability in outdoor environments. The connector supports 2.5mm², 4mm², and 6mm² PV cables, and is rated for 1000V  operation. It can handle 20A to 35A of current, depending on the cable size and model. With a temperature operating range of -40°C to +85°C and a protection rating of IP67/IP68, the T3 connector is waterproof, dustproof, and suitable for long-term outdoor solar installations, including rooftop systems, off-grid systems, solar street lights, battery charging systems, and solar pumps.

The T5 MC4 Connector is a 5-in-1 solar parallel branch connector used to connect five solar panels in parallel. It combines the positive (+) outputs of all five panels together and the negative (–) outputs together, which helps to increase the total current (Ampere) output while maintaining the same voltage of the system. This connector is fully compatible with standard MC4 solar connectors and features a snap-lock design to ensure a firm, vibration-proof, and secure connection during outdoor operation.

The connector is built using UV-resistant PPO (Polyphenylene Oxide) insulation and tinned copper contacts, which offer high conductivity, low contact resistance, and long-term durability. It is suitable for use with 2.5mm², 4mm², and 6mm² PV solar cables. The T5 connector is rated for 1000V and can support 20A to 35A current capacity (depending on cable size and model). With an IP67/IP68 waterproof and dustproof rating and an operating temperature range of The T5 MC4 Connector is a 5-in-1 solar parallel branch connector used to connect five solar panels in parallel. It combines the positive (+) outputs of all five panels together and the negative (–) outputs together, which helps to increase the total current (Ampere) output while maintaining the same voltage of the system. This connector is fully compatible with standard MC4 solar connectors and features a snap-lock design to ensure a firm, vibration-proof, and secure connection during outdoor operation.

The connector is built using UV-resistant PPO (Polyphenylene Oxide) insulation and tinned copper contacts, which offer high conductivity, low contact resistance, and long-term durability. It is suitable for use with 2.5mm², 4mm², and 6mm² PV solar cables. The T5 connector is rated for 1000V to 1500V DC and can support 20A to 35A current capacity (depending on cable size and model). With an IP67/IP68 waterproof and dustproof rating and an operating temperature range of -40°C to +85°C, this connector is well-suited for long-term outdoor solar installations.

The T5 connector is commonly used in rooftop solar systems, large off-grid systems, agricultural solar pump systems, battery charging setups, and commercial or industrial solar plant installations where multiple panels need to be connected in parallel.

, this connector is well-suited for long-term outdoor solar installations.

The T5 connector is commonly used in rooftop solar systems, large off-grid systems, agricultural solar pump systems, battery charging setups, and commercial or industrial solar plant installations where multiple panels need to be connected in parallel.

The T6 MC4 Connector is a 6-in-1 parallel solar branch connector designed to connect six solar panels in parallel. It allows the positive terminals of all six panels to be joined together and the negative terminals to be joined together, which increases the total current output while keeping the system voltage unchanged. The connector is compatible with MC4 standard connectors and features a snap-lock male and female interface, ensuring a secure, stable, and vibration-resistant connection during outdoor use.

Made from UV-resistant PPO (Polyphenylene Oxide) insulation material and equipped with tinned copper contacts, the T6 connector provides low contact resistance, high electrical conductivity, and long-term durability. It supports 2.5mm², 4mm², and 6mm² PV solar cables and is rated for 1000V  with a current capacity of 20A to 35A, depending on cable size and configuration. The connector is protected with an IP67/IP68 waterproof and dustproof rating and can operate reliably in temperatures ranging from -40°C to +85°C, making it suitable for long-term outdoor solar installations.

The T6 MC4 Connector is commonly used in large rooftop solar plants, off-grid power systems, commercial and industrial solar installations, agricultural solar pump systems, and battery-based solar setups where multiple panels need to be connected in parallel efficiently and safely.

• Standard for Solar Installations: Designed for easy and secure connections between solar panels.

• Quick Locking System: Snap-in locking feature ensures a reliable and waterproof connection.

• Weatherproof Design: Rated IP67 for excellent protection against dust, rain, and harsh outdoor conditions.

• UV and Ozone Resistant: Built to withstand long-term exposure to sunlight and environmental stress.

• High Current Capacity: Supports currents up to 30A, depending on cable size and system requirements.

• Next-Generation Solar Connector: Updated version of the traditional MC4, designed for faster, easier installation.

• Tool-Free Unlocking: Features a built-in unlock system — no special tool required to disconnect.

• Enhanced Safety: Improved locking mechanism minimizes the risk of accidental disconnection.

• High Current Handling: Supports up to 30A with compatibility for 10AWG to 14AWG solar cables.

• Weatherproof Performance: IP68-rated for maximum protection against water, dust, and harsh outdoor environments.

• UV and Ozone Resistant: Engineered for long-term outdoor durability, even under extreme sun exposure.

• Industry Standard for Solar Connections: Most commonly used connector type for photovoltaic (PV) systems.

• Secure Snap-In Locking: Ensures strong, vibration-proof connections between solar panels and system wiring.

• Weatherproof and Durable: IP67-rated for excellent resistance to water, dust, and outdoor elements.

• UV and Ozone Resistant: Built to endure long-term sun exposure without degrading.

• High Electrical Performance: Supports up to 30A and system voltages up to 1500V, depending on cable size.

• Easy to Install: Simple crimping process; locking tool recommended for professional-grade security.

• Compatible with 10AWG–14AWG Wires: Fits most standard solar cable sizes.

• Polarized for Safety: Male and female connectors are keyed to prevent reverse polarity issues.