Product Description
🔶 Electrical Combiner Boxes
Our Electrical Combiner Boxes provide a centralized, protected hub for consolidating multiple photovoltaic (PV) string outputs into a single combined DC feed to the inverter. These robust enclosures are engineered for reliable outdoor installation, featuring a protective roof design and an IP65 rating to ensure complete protection against dust ingress and water jets. The unit incorporates a Full Window Distribution Panel for clear, at-a-glance monitoring of string currents, fuses, and disconnect switches, enhancing safety and maintenance efficiency. Built for longevity in harsh environments, the cabinet is constructed with a cold-rolled steel door and body, complemented by galvanized internal mounting plates for superior corrosion resistance. This durable and highly functional combiner box is an essential, long-lasting component for optimizing the safety and performance of any solar power array.
| Features |
Electrical Combiner Box Specifications |
| Material |
Electrical Combiner Box |
| Thickness |
General 1.2 / 1.5 / 2.0 mm |
| Sealing Gasket |
EVA / Poron / Pour gasket |
| Lock |
Latch |
| Finished |
Epoxy Polyester Coating |
| Color |
RAL 7035 / RAL 7032 Textured |
| Silkscreen |
Provided |
| Protection Degree |
IP4X - IP6X |
| Impact resistance |
IK10 |
| Package |
Foam + Carton, 1pc/ctn |
| OEM |
Offered (Included cutouts and other sizes) |
Company Profile
Our company, founded in 1999, and re-organised in 2009, is a comprehensive private enterprise specializing in the design, manufacturing, and sales of electrical equipment. Occupying an area of approximately 4000 square meters, the facility is located in a prominent manufacturing hub, featuring convenient transportation links to major shipping ports. We offer one-stop sheet metal production services, strictly adhering to the ISO9001 quality management system. Our products are certified by quality supervision and inspection centers, meeting IEC and relevant national standards, as well as obtaining RoHS and UL certifications. Our main products include XL-21 low-voltage fixed switchgear for lighting, power, distribution boxes, meter boxes, water pump/fire control boxes, photovoltaic series, control console series, and various precision sheet metal processing and custom box/cabinet processing. Our products are widely used in fields such as electricity, metallurgy, petrochemicals, textiles, construction, transportation, and urban network renovation. They are also exported to Europe and America, including the United States, France, Canada, the Netherlands, and many other countries. With 26 years of industry experience, our company embraces a time filled with challenges and opportunities. We are committed to continuous improvement and self-transcendence, adhering to the belief of "thinking from others' perspective and understanding their needs". We wholeheartedly welcome partners from all over the world to work together to explore broader markets.
Frequently Asked Questions
What materials are used for your electrical combiner boxes?
Our combiner boxes are constructed using high-quality steel plates, stainless steel, or galvanized steel. They feature a protective cold-rolled steel door and body with galvanized internal mounting plates for superior durability and corrosion resistance.
What protection ratings (IP/IK) do these cabinets have?
The electrical cabinets offer shell protection grades ranging from IP4X up to IP66, providing high-level protection against dust ingress and strong water jets. They also feature an IK10 impact resistance rating.
Do you offer OEM and customized sizing options?
Yes, OEM/ODM services are fully offered. We can accommodate custom sizes, cutouts, finishes, silk screening, and configuration layouts based on your project specifications.
Which certifications do your products carry?
Our products strictly comply with ISO9001:2000, CE, UL, CCC, and IEC standards. They are certified by professional quality supervision and inspection centers and comply with RoHS requirements.
What is your monthly manufacturing capacity for these units?
We maintain a production capacity of approximately 5,000 units per month, ensuring reliable and timely delivery even for large-scale engineering and industrial orders.
What applications are these distribution boxes suitable for?
They are widely used in electricity, metallurgy, petrochemicals, textiles, construction, transportation, urban network renovations, and solar photovoltaic installations.