Basic Info.
Model NO.
Control box
Certification
ISO9001:2000, CCC, CE, UL
Form
All-packaged Type
Operation Voltage
Low Voltage
Size
1 Unit
Application Range
Power Plants
Shell Material
Steel Plate
Shell Protection Grade
IP66
Brand
Custom / OEM
Material
Metal Sheet / Stainless Steel / Galvanized Steel
Finished
Epoxy Polyester Coating
Color
Custom
Construction
Single Door / Double Door
Latch
Quarter Lock / Handle Lock
Transport Package
Carton
Specification
Custom
Trademark
Custom / OEM
Origin
China
Production Capacity
5000 / Per Month
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 |
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 manufacturing enterprise, 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 company is located in a prominent manufacturing hub, with convenient transportation links. 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 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 colleagues from all walks of life and customers to visit and guide us, working together to explore broader markets.
Frequently Asked Questions
What materials are available for the combiner boxes and cabinets?
Our cabinets and combiner boxes are constructed using high-quality steel plates, metal sheets, stainless steel, or galvanized steel based on your custom specifications. This ensures excellent durability and corrosion resistance.
What protection ratings (IP and IK) do your enclosures offer?
Our enclosures offer protection grades ranging from IP4X up to IP66, which guarantees complete protection against dust ingress and high-pressure water jets. They also feature an IK10 impact resistance rating.
Do you support OEM and customization services?
Yes, we provide comprehensive OEM services. We can customize sizes, thicknesses (typically 1.2mm, 1.5mm, or 2.0mm), lock types, cutouts, silkscreen designs, and specific door configurations (single or double doors).
What international standards and certifications do your products comply with?
Our manufacturing and products strictly adhere to the ISO9001 quality management system, and comply with IEC standards. We hold CCC, CE, UL, and RoHS certifications.
What is your monthly production capacity for these cabinets?
Our production facility is equipped to produce up to 5,000 units per month, enabling us to handle both medium-scale and high-volume commercial demands efficiently.
How are the products packaged for secure transport?
To prevent damage during shipping, each unit is packed using protective foam inserts and loaded into sturdy transport cartons, with one piece per carton. Custom packaging configurations are also available upon request.