| Customization: | Available |
|---|---|
| Type: | Low-voltage |
| Structure: | Single-column Disconnector |
| Shipping Cost: | Contact the supplier about freight and estimated delivery time. |
|---|
| Payment Methods: |
|
|---|---|
| Support payments in USD |
| Secure payments: | Every payment you make on Made-in-China.com is protected by the platform. |
|---|
| Refund policy: | Claim a refund if your order doesn't ship, is missing, or arrives with product issues. |
|---|
Suppliers with verified business licenses
Audited Supplier Audited by an independent third-party inspection agency
DC Isolation Switch for Solar and Energy Storage Systems
Our DC Isolation Switch is specifically designed for use in direct current (DC) circuits up to 1500V. It is widely applied in photovoltaic (PV) systems, battery energy storage systems, EV charging stations, and various DC-powered applications.
Key Features
Rated voltage options: 500V / 1000V / 1500V DC
Available in 1P, 2P, and 4P configurations
Current ratings from 16A to 630A
Reliable load-breaking performance with quick operation
Flame-retardant and UV-resistant plastic enclosure
IP65 or IP66 protection for outdoor and harsh environments
Mounting options: panel mount or DIN rail
Typical Applications
Solar PV string and array isolators
Battery energy storage system disconnects
DC EV charging system protection
Industrial DC control and distribution panels
Electrical Characteristics
| Type | NEPV16-L1, NEPV25-L1, NEPV32-L1 |
|---|---|
| Function | Isolator, Control |
| Standard | IEC60947-3, AS60947.3 |
| Utilization Category | DC-PV2 / DC-PV1 / DC-21B |
| Pole | 4P |
| Rated Frequency | DC |
| Rated Operational Voltage (Ue) | 300V, 600V, 800V, 1000V, 1200V |
| Rated Operational Voltage (Ie) | See the next page |
| Rated Insulation Voltage (Ui) | 1200V |
| Conventional Free Air Thermal Current (Ith) | // |
| Conventional Enclosed Thermal Current (Ithe) | Same as Ie |
| Rated Short-Time Withstand Current (Icw) | 1kA, 1s |
| Rated Impulsed Withstand Voltage (Uimp) | 8.0kV |
| Overvoltage Category | II |
| Suitability for Isolation | Yes |
| Polarity | No polarity, "+" and "−" polarities could be interchanged |
| Mechanical | 18,000 |
|---|---|
| Electrical | 2,000 |
| Ingress Protection (Switch Body) | IP20 |
|---|---|
| Storage Temperature | −40ºC ~ +85ºC |
| Mounting Type | Vertically or horizontally |
| Pollution Degree | 3 |
To ensure the safe delivery of your Isolation Switch, we use high-quality wooden crates for packaging. Each unit is securely packed to prevent damage during transit and handling.
Chongqing Zexing Electric Equipment is a leading manufacturer and exporter specializing in a wide range of high-quality electrical eq
uipment. With a strong presence in the global market, we provide advanced solutions for power transmission, distribution, and management. Our product portfolio includes transformers, electric equipment, and other related electrical components, all designed to meet international standards of quality, safety, and efficiency.
Our company is committed to delivering reliable, energy-efficient, and cost-effective solutions that cater to diverse industries, including power generation, construction, and infrastructure development. Backed by a team of experienced engineers and technicians, we pride ourselves on our ability to provide customized products tailored to specific customer needs, ensuring superior performance and longevity.
Chongqing Zexing Electric Power Equipment operates a modern and well-equipped manufacturing facility, which spans a large area. The factory is designed to meet industry demands for high-quality electric power equipment, featuring advanced production lines and rigorous testing systems. With a focus on innovation and efficiency, the factory is equipped with state-of-the-art machinery and skilled workers to ensure the production of reliable and durable products. Zexing Electric Power Equipment's manufacturing process adheres to strict international standards, enabling the company to supply its customers with top-tier products and services.
Chongqing Zexing Electric Power Equipment is committed to providing high-quality electrical equipment with certifications that meet international standards. The company holds various certificates, including ISO 9001 for quality management, ISO 14001 for environmental management, and CE certification for product safety and compliance. These certifications validate the company's dedication to maintaining strict quality control, environmental sustainability, and meeting the highest safety standards, ensuring the reliability and efficiency of its products.
Manufactured in compliance with IEC 60947-3 standards, our DC isolation switches ensure high safety and durability. Compact design, easy installation, and excellent electrical performance make them a reliable choice for both residential and commercial projects.OEM and customized specifications are available upon request. Contact us for more details and product catalogs.
1. What is a DC isolation switch used for?
It is used to safely disconnect DC power circuits, commonly found in solar PV systems, battery storage units, and EV charging systems.
2. What voltage and current ratings are available?
We offer switches rated from 500V to 1500V DC, with current options ranging from 16A to 630A.
3. Can your DC isolator be used outdoors?
Yes, our models come with IP65 or IP66 protection and are UV-resistant, making them suitable for outdoor environments.
4. What standards do your products comply with?
Our DC isolation switches comply with IEC 60947-3 and are tested for high safety and performance.
5. What packaging and shipping methods do you offer?
Each Isolation Switch is packed in sturdy, export-grade wooden crates to prevent damage during sea freight. We provide reliable international shipping with full tracking information.
6. Can you provide OEM or customized solutions for specific projects?
Yes, we offer OEM services and customized designs to meet the unique requirements of your project, including voltage, size, and installation environment adaptations.
){kind=link}