Looking for Relay Manufacturer in China?
Zhejiang Chuangdao Electric Co., Ltd., headquartered in Zhejiang, China, has more than 18 years of experience in manufacturing and selling industrial relays. We provide one-stop service. Whether you face complex industrial control challenges or need highly reliable power management solutions, we can provide customized relay products. Contact us now to get a quote!
High Quality Relay Wholesale
In the fields of industrial automation, power management and equipment control, the performance of relays directly affects the stability and efficiency of the system. Are you facing the following problems?
- Frequent relay failures, resulting in production line downtime and soaring maintenance costs?
- Insufficient response speed, affecting the accuracy of equipment control?
- Supply chain instability, long delivery cycle, affecting project progress?
As a professional relay solution supplier, we deeply understand these pain points and providehigh-performance, high-reliabilityrelay products, combined withquick response servicesandglobal supply chain supportto ensure that your system runs worry-free.
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Why Choose to Cooperate with a Chinese Relay Manufacturer?
Competitive Pricing with No Quality Sacrifice
Chinese relay manufacturers offer highly cost-effective solutions by leveraging lower labor, material, and operational costs. With large-scale production capabilities, they can offer competitive pricing without compromising on performance or durability—ideal for businesses aiming to boost margins without risking reliability.
Advanced Manufacturing & Customization Capabilities
China has become one of the world’s leading relay production hubs, with access to advanced automation equipment, skilled technicians, and end-to-end production systems. Whether you need standard relays or fully customized solutions (voltage, pin layout, housing, branding), Chinese suppliers respond fast and flexibly.
Full Product Range and Global Certifications
From automotive relays to PCB-mounted, solid-state, and power relays, Chinese manufacturers provide a wide range of options under one roof. Most top factories meet international standards such as UL, CE, RoHS, and ISO9001, making global compliance and market entry much easier.
Full Product Range and Global Certifications
From automotive relays to PCB-mounted, solid-state, and power relays, Chinese manufacturers provide a wide range of options under one roof. Most top factories meet international standards such as UL, CE, RoHS, and ISO9001, making global compliance and market entry much easier.
Industrial Relay Online Quote
Industrial relays are essential components used to control circuits by opening and closing contacts in response to electrical signals. These relays play a crucial role in automation, power systems, industrial machinery, and automotive electronics. Known for their reliability, durability, and precision, industrial relays are ideal for switching high-power or high-voltage loads in demanding environments.
At CDGKZ, industrial relay manufacturing is one of our core services. With over 18 years of experience, we offer on-demand relay solutions from standard models to fully customized designs. As a trusted industrial relay manufacturer, we handle projects of all sizes—whether you need small-batch prototypes or large-volume production. We deliver high-quality relays, competitive pricing, fast turnaround times, and online instant quotes. Plus, there’s no minimum order quantity
First-class Relay Factory
CDGKZ Industrial Relay Factory is a modern manufacturing facility that adheres to strict quality and sustainable development principles. We are committed to reducing environmental impact by optimizing energy use and following environmentally friendly production practices.
Our factory is equipped with advanced automation equipment, including precision relay testing systems and high-speed assembly lines. This allows us to independently produce every component of industrial relays, ensuring unparalleled product consistency and performance.
All factory operations are managed by our team of professional relay engineers and quality experts. Each relay is strictly inspected before shipment and meets our strict quality standards to ensure 100% reliability in critical applications.
FAQs about Purchasing Chinese Relays
Yes, many Chinese relay manufacturers are highly reliable and follow strict quality control standards. Reputable suppliers are ISO9001, IATF16949, or even ISO14001 certified, and offer relays that meet international standards such as UL, CE, RoHS, and TUV. When choosing a manufacturer, look for those with more than 10 years of experience, in-house testing labs, and full traceability systems. Always request third-party test reports or product certifications before bulk ordering.
Absolutely. Most leading Chinese relay factories offer OEM and ODM services, allowing customization in terms of coil voltage, contact configuration (SPDT, DPDT, etc.), terminal type (PCB, plug-in), housing material, and branding (logo printing or labeling). Some even provide custom packaging solutions. You’ll usually need to provide a sample, technical drawing, or detailed specification sheet for quotation and prototyping.
Standard relays that are in stock can be shipped within 3–7 days. For made-to-order or customized relays, the lead time usually ranges from 2–4 weeks, depending on order quantity, production complexity, and material availability. Express orders may be arranged for urgent projects—just confirm feasibility with the supplier.
Key certifications include:
- ISO 9001 – Quality management system
- IATF 16949 – Automotive-grade quality control (if used in vehicles)
- UL, CE, TUV – Product safety and compliance for global markets
- RoHS / REACH – Environmental compliance for the EU
- CQC – China Compulsory Certification (for the domestic market)
Always ask for copies of these certificates and verify their validity with the issuing bodies.
MOQs vary depending on the manufacturer and the product type. For common standard relays, the MOQ can be as low as 100–500 pieces. For customized or special-purpose relays, MOQs may start from 1,000–3,000 units. Some suppliers support small-batch prototyping before full-scale production.
Request a technical datasheet for each relay, which includes detailed specs such as coil voltage, contact rating, switching current, resistance, dimensions, mounting type, and operating temperature. Compare this with your equipment’s requirements. For added assurance, ask for free samples or test units to evaluate performance before placing a large order.
Most manufacturers offer flexible shipping methods:
- Express (DHL, FedEx, UPS): Fast but costly, ideal for small urgent orders
- Air Freight: Balance between speed and cost for medium-sized shipments
- Sea Freight: Cost-effective for bulk orders, typically 20–40 days
- DDP (Delivered Duty Paid): Some suppliers offer tax-inclusive shipping to your door
You can also use your own freight forwarder.
Key steps include:
- Review the company profile and certifications
- Ask for references or export records
- Request sample products for testing
- Evaluate communication responsiveness and technical support
- Use platforms like Alibaba, Made-in-China, or ask a third-party inspection agency to audit the factory
It’s also helpful to visit the factory (if possible) or conduct a video audit.
Reliable Chinese suppliers typically offer a product warranty (6 months to 2 years). If any product is defective due to manufacturing errors, they may:
- Replace the faulty units
- Provide a refund or credit
- Cover return shipping (in some cases)
Ensure that terms of return or compensation are written in the contract or proforma invoice (PI). It’s also wise to do a pre-shipment inspection.
Yes. Most Chinese relay suppliers provide real-time production updates via email or messaging apps (like WeChat or WhatsApp). Once shipped, they will offer tracking numbers for express or freight shipments. Some advanced suppliers use ERP systems that allow customers to track manufacturing milestones, packing, and logistics status.