reliable high-voltage relay solutions for new energy and industrial electrical systems

NNC High-voltage Relay Manufacturer

Welcome to NNC Relay Company! We are an enterprise dedicated to providing professional and reliable relay solutions for electrical and electronic system applications.

Home High-voltage Relays

Product Center

Double Circuit with Various Actuator Shapes Limit Switch
Electromagnetic Relay

Actuator-Shaped Double-Circuit Limit Switch

Various Actuator Shapes 120 operations Limit Switch
Electromagnetic Relay

120-Operation Various Actuator Limit Switch

Wide Application Range Spark and Noise Free NNG62
Electromagnetic Relay

Spark-Free Noise-Free Wide NNG62 Relay

Short Circuit Protection Simple Instructions BC100kA Fuse
Electromagnetic Relay

100kA BC Short-Circuit Protection Fuse

Relay Socket P69F05A1 for NNC69K 14FT-1Z Industrial control relay
Electromagnetic Relay

NNC69K P69F05A1 Industrial Relay Socket

High-load Compact 16A Relay Socket P69K05E
Electromagnetic Relay

Compact 16A High-load Relay Socket P69F05E

Subminiature Waterproof 0.1A NFW6-1101170AA-04 Microswitch
Electromagnetic Relay

Waterproof 0.1A Subminiature Micro Switch

Esinele 32A-1000VC Ceramic EFPV1038
Electromagnetic Relay

32A 1000VC Temperature-Derating Cartridge Fuse

Knife Blade Protection of Conductors Fuse
Electromagnetic Relay

Conductive Knife Blade Protection Fuse

EFL000-1
Electromagnetic Relay

Reliable Fast-Acting Cartridge Fuse

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Products Introduce

Welcome to NNC Relay Company! We are an enterprise dedicated to providing professional and reliable high-voltage relay solutions for new energy and industrial electrical systems. In high-power scenarios like new energy systems and power distribution, high-voltage relays are the "safety nerve center" for circuit control and protection. We understand that their voltage resistance, arc-extinguishing performance, and operational reliability are essential for avoiding system damage from voltage spikes and ensuring stable power transmission. Therefore, we are committed to providing high-performance High-voltage relays—equipped with magnetic blow-out design, 4000V+ pressure resistance, and 750V breaking capability—to meet the rigorous demands of renewable energy, energy storage, and industrial automation fields.

Product Advantages

Our goal is to become a leader in the global high-voltage relay industry.

Magnetic Blow-out Design (750V Cutting)

Equipped with advanced magnetic blow-out technology, it efficiently extinguishes electrical arcs during switching, achieving 750V cutting capability to protect contacts from burn damage and ensure stable operation in high-power scenarios.

4000V+ Pressure Resistant Insulation

With insulation voltage exceeding 4000V between high and low voltage, it provides robust electrical isolation, effectively preventing breakdown risks and adapting to harsh high-voltage working environments.

Alternative Auxiliary Contact Form

Offering optional auxiliary contact configurations, it enables real-time monitoring of the main contact's on-off state, simplifies circuit control logic, and provides flexible adaptation to diverse system monitoring needs.

High-voltage relay

Application

OEM Service

Electrical Parameter Customization

Our High-voltage relays OEM service adapts to diverse specs—voltage rating (up to 750VDC), current capacity (60A/100A/150A), insulation class—for new energy systems, industrial power distribution, electric vehicle charging infrastructure, etc.

Structural & Functional Customization

Our High-voltage relays OEM service caters to varied needs—contact form (auxiliary contact optional), housing material, mounting dimensions, magnetic blow-out optimization—for high-voltage switchgear, energy storage modules, charging pile controllers, etc.

Compliance & Configuration Customization

Our High-voltage relays OEM service aligns with diverse standards—RoHS, industry-specific high-voltage certifications—and supports custom coil voltage (12VDC/24VDC) and contact material configurations—for global markets, specialized industrial equipment, brand-customized projects, etc.

Application-Specific Performance Customization

Our High-voltage relays OEM service adapts to diverse performance needs—arc-extinguishing efficiency enhancement, high-temperature resistance (up to 125℃), anti-vibration optimization—for harsh industrial environments, high-altitude new energy stations, heavy-duty electric vehicle power systems, etc.

Company Advantage

Welcome to NNC Relay Company! We are an enterprise dedicated to providing professional and reliable relay solutions for electrical and electronic system applications. In electrical and electronic systems, relays are core components for circuit control and switching.

Technical Expertise

We leverage decades of electromagnetic technology expertise to deliver high-performance relay products and solutions.

Quality Commitment

We adhere to strict quality management systems, committed to achieving industry-leading quality standards and reliable product performance.

Innovation Drive

We encourage R&D teams to continuously innovate, developing relays that meet evolving market demands for efficiency, safety, and sustainability.

Customer-Centric

We prioritize customer needs, offering customized solutions and responsive service to ensure optimal performance in every application scenario.

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Contact Us

Backed by a team of professional engineers, we offer technical support and tailored one-stop relay solutions to clients worldwide.

FAQs

Q: What is the maximum voltage that High-voltage relays can withstand and cut?
Yes, our High-voltage relays feature a pressure-resistant insulation of over 4000V and a magnetic blow-out design that enables 750V cutting capability, making them suitable for high-voltage application scenarios such as new energy systems and industrial power distribution. Adhering to rated parameter usage ensures stable performance.
Q: Are auxiliary contacts a standard configuration for High-voltage relays?
No, auxiliary contacts are not a fixed standard configuration. Our High-voltage relays offer an alternative auxiliary contact form, allowing you to choose whether to add auxiliary contacts based on your system’s monitoring and control needs, providing flexible adaptation to diverse circuit designs.
Q: Can High-voltage relays operate reliably in harsh environments?
Yes, when selected or customized for environmental adaptability, our High-voltage relays can work reliably. They support performance optimization such as high-temperature resistance and anti-vibration design, and their robust housing and insulation structure ensure stability in harsh industrial settings, high-altitude areas, or temperature-fluctuating environments.
Q: What coil voltage options are available for High-voltage relays?
Our standard High-voltage relays offer common coil voltage options like 12VDC and 24VDC. Through OEM customization services, we can also adapt to other specific coil voltage requirements to match the power supply specifications of your application equipment, such as industrial control systems or charging pile controllers.
Q: Do High-voltage relays comply with environmental and industry safety standards?
Yes, our High-voltage relays meet global environmental standards such as RoHS. They also adhere to industry-specific high-voltage safety certifications, ensuring electrical insulation reliability and operational safety. Complying with these standards makes them applicable for global market deployment and various high-voltage equipment matching.

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Contact Info

If you have any questions or requirements regarding solutions, please feel free to contact our customer service team.

+86-13626580452

Product range covers Relay, SSR, Micro Switch, Power Semi-conductor Model, etc.

Contact Us

   +86-577-57156992
     +86-13626580452
  No.55, Punan 5 Road, Yueqing Economic Development Zone, Yueqing City, Zhejiang Province, 325600 China.
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