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Factory Background

Precision Electronic Components for Global Industries

Ruian Sanmeng Electronic Science & Technology Co., Ltd (SMD) – Innovating high-quality connectors, terminals, and automotive electronics since 2000. Trusted by manufacturers worldwide.

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About Sanmeng Electronics

Established in 2000, Ruian Sanmeng Electronic Science & Technology Co., Ltd (SMD) is headquartered in Ruian City, Zhejiang Province, China. With over two decades of experience, we have grown into a trusted manufacturer of precision electronic components.

Our facility spans 1,800 square meters and employs approximately 100 skilled professionals. This enables us to produce hundreds of thousands of units annually while maintaining full in-house research and development capabilities to meet evolving industry demands.

2000
Founded
100+
Employees
1800m²
Facility Size
20+
Years Experience
Sanmeng Factory Interior

Our Product Range

High-performance electronic connectors, terminals, and automotive components engineered for reliability, durability, and precision.

Automotive Wire Harness Connector

Automotive Wire Harness Connector

High-current, vibration-resistant connector for automotive applications. IP67 rated, durable plastic housing.

  • • Rated Voltage: 14V DC
  • • Current Rating: 30A
  • • Operating Temp: -40°C to +125°C
  • • Waterproof & Dustproof
PCB Terminal Block

PCB Terminal Block

Compact screw-type terminal block for printed circuit boards. Ideal for industrial control systems.

  • • Pitch: 5.08mm
  • • Voltage: 600V
  • • Current: 15A
  • • Flame Retardant Housing
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Miniature Push Button Switch

Tactile momentary switch with LED indicator. Used in consumer electronics and control panels.

  • • Operating Force: 1.6N
  • • Life Cycle: 50,000 ops
  • • LED Voltage: 3V / 12V / 24V
  • • IP65 Sealed Option
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RJ45 Ethernet Connector

Shielded modular connector with magnetics. Supports Gigabit Ethernet and PoE applications.

  • • Category: Cat6A
  • • Shielding: Full Metal Can
  • • Data Rate: 10Gbps
  • • RoHS Compliant
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DC Power Jack

Barrel-type DC input jack with switch detection. Common in audio/video equipment.

  • • Inner Diameter: 2.1mm / 2.5mm
  • • Current Rating: 3A
  • • Switched / Non-Switched Options
  • • Solder or PCB Mount
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USB Type-C Connector

Reversible USB 2.0/3.1 connector with E-Mark support. Designed for mobile and industrial devices.

  • • Data Speed: 10Gbps (USB 3.1)
  • • Power Delivery: Up to 100W
  • • 10,000 Insertion Cycles
  • • SMT or Through-Hole
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Spring Clamp Terminal

Tool-free wire connection terminal for industrial automation and control cabinets.

  • • Wire Size: 0.2–2.5mm²
  • • Voltage: 400V
  • • Push-In or Lever Actuated
  • • Vibration Resistant
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Circular M12 Connector

Robust industrial connector for sensors, actuators, and fieldbus systems. IP67/IP68 rated.

  • • 3–12 Pins Available
  • • A, B, D, or X Coding
  • • Metal or Plastic Housing
  • • Cable or Panel Mount

Why Choose Sanmeng Electronics?

Quality Assurance

Every product undergoes rigorous testing for durability, conductivity, and environmental resistance. ISO-compliant processes ensure consistent quality.

Fast R&D Cycles

In-house engineering team enables rapid prototyping and customization. We adapt quickly to OEM requirements and market trends.

Competitive Pricing

Leveraging economies of scale and efficient manufacturing, we deliver premium components at globally competitive prices.

2000+
Products Manufactured
30+
Countries Served
99.8%
Defect-Free Rate
24/7
Customer Support

Frequently Asked Questions

Where is Sanmeng Electronics located?

Our factory is located at No. 88, Fengdu 1st Road, Tangxia Town, Rui'an City, Wenzhou, Zhejiang Province, China (Jiale Automotive Intelligent Matching Technology Park), Building 4.

How can I request a product catalog?

You can download our latest product catalog directly from our official website at rasmdz.com under the "Catalog" section.

Do you offer custom connector solutions?

Yes, we have a dedicated R&D team that supports OEM/ODM projects. We can customize connectors based on your specifications, drawings, or samples.

What certifications do your products have?

Our manufacturing processes comply with ISO standards. Products are RoHS compliant and many meet UL, CE, and IP67/68 ratings depending on the model.

What is your minimum order quantity (MOQ)?

MOQ varies by product type. For standard items, MOQ starts at 1,000 units. For custom designs, please contact us for a quote.

Get in Touch

For inquiries, quotes, or technical support, visit our official website to connect with our team.

Visit Official Website

Contact Information

Company: Ruian Sanmeng Electronic Science & Technology Co., Ltd

Address: No. 88, Fengdu 1st Road, Tangxia Town, Rui'an City, Wenzhou City, Zhejiang Province (Jiale Automotive Intelligent Matching Technology Park), Building 4

Tel: +86-0577-66002868

Fax: +86-0577-66002886

Email: [email protected]

Website: http://rasmdz.com

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