Solar/PV Junction Box 3Qxy (M2)

QC Solar 3Qxy (3Q-M2 dual-axis diode PV junction box designed for quad-cut cell module)

The 3Qxy (3Q-M2) is a dual-axis photovoltaic junction box developed by QC Solar. It is designed to match the circuit structure of quad-cut cell modules, delivering high current carrying capacity, high voltage resistance, superior protection and wide operating temperature range. As a core bus component for high-power PV modules, it is widely applicable to various photovoltaic scenarios including ground-mounted power stations, distributed industrial & commercial PV systems, and residential rooftop PV.

Brochure Specification

20A~30A current available

Multiple outlet methods

TUV/UL Certificate

Waterproof grade up to IP68

Less potting glue

Modular and axial full sealing

High reliable

easy installation

Technical Data

Parameter	Specification
Product Name	30py (3 Q - 142 dual-axis diode PV junction box designed for quad-cut cell module)
Rated Voltage	IEC 1500V/UL 1500V
Rated Current	25A, 30A
Glue Potting Volume	1*19mL + 16.3mL
Cable Specification	10AWG/12AWG/4mm²/6mm²
Application Class	Class A
Temperature Range	-40°C ~ +85°C
Protection Degree	IP68
Size of Ribbons	Max.8mm
TUV Certificate No.	—
UL Certificate No.	—
Flame Class	5VA

Drawing of junction box

Inline Fuse from QC Solar

As the core guardian of modern solar systems, the over-molded fuse connectors from QC Solar, have demonstrated extraordinary strength in safeguarding circuit safety and enhancing system stability, with its exquisite design concepts and excellent performance.

Crafted with meticulous care from high-quality insulating materials and robust metal components, these connectors form a formidable barrier against extreme temperature fluctuations, high humidity, and harsh environmental conditions, ensuring consistent, stable, and reliable performance throughout the long-term operation of solar energy systems.

At its heart lies the built-in fuse mechanism, akin to an astute guardian, that swiftly responds to sudden surges in current, precisely triggering a fuse blowout to sever potentially hazardous circuits. This instantaneous protection strategy significantly mitigates system failure risks, drastically reducing maintenance costs and unnecessary downtime.

In terms of installation, QC Solar's rubber-coated fuse connectors also excel in convenience. User-friendliness is paramount in their design, allowing for effortless installation without the need for complex tools or specialized skills. This significantly boosts installation efficiency, paving a smooth path for the rapid deployment of solar energy systems.

Furthermore, these connectors boast remarkable compatibility, seamlessly interfacing with a wide range of solar equipment, from small-scale household systems to large-scale commercial power plants. They offer comprehensive and efficient protection, ensuring a seamless fit and optimal performance in all applications.

Coupled with its unique rubber-coated design, the connectors effectively shield against external moisture and dust intrusion, while significantly enhancing their resistance to vibration and impact, thereby extending their service life. Additionally, their excellent sealing and waterproof properties guarantee stable operation even in damp or submerged environments, providing a solid foundation for the round-the-clock functioning of photovoltaic systems.

In conclusion, QC Solar's rubber-coated fuse connectors have garnered widespread acclaim and adoption in the photovoltaic industry for their superior protective capabilities, durability, straightforward installation process, and broad compatibility. Choosing them adds an impenetrable layer of security to your solar investment, smoothing the path for unhindered utilization of clean energy and collectively driving the vibrant growth of green energy initiatives.