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Premium RJ45 & RJ11
Connectors from China

Dongguan Tianmu Electronics Co., Ltd is a professional manufacturer of network connectors, including RJ45 cable couplers, waterproof Ethernet adapters, CAT6 jacks, and RJ11 telephone connectors. Trusted by global partners for reliability, performance, and industrial-grade durability.

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About TmuLink

Dongguan Tianmu Electronics Co., Ltd is a professional manufacturer engaged in the design, development, production, and sales of diversified network connectors. With years of dedicated development, the company has accumulated rich experience and advanced technology, earning praise from customers worldwide.

Our leading products include phone jacks, network sockets, network transformers, crystal heads, telephone and network peripheral cable adapters, and more. These are widely used in industrial control systems, network switches, routers, set-top boxes, digital equipment, and telecommunications infrastructure.

10+
Years Experience
281+
Product Models
50+
Countries Served
Factory Equipment Production Line Quality Inspection Team Working

Our Products

Explore our wide range of high-performance RJ45 and RJ11 connectors, designed for industrial, commercial, and consumer applications with precision engineering and durable materials.

RJ45 Waterproof Coupler

RJ45 Waterproof Coupler

IP67-rated female-to-female adapter for outdoor and industrial use. Supports CAT5e/CAT6 standards with dust and moisture resistance.

Industrial Grade
RJ11 Female Connector

RJ11 Female Connector

6P6C tab-down single port jack without LEDs. Ideal for telephone systems and compact PCB integration.

6 Pins, 6 Contacts
CAT6 RJ45 Jack

CAT6 RJ45 Jack

24.10mm female connector compatible with modular plugs. Supports high-speed data transmission up to 10 Gbps.

Shielded, SMT Ready
10 Gigabit Ethernet Connector

10 Gigabit Ethernet Connector

High-speed RJ45 connector with integrated transformer and shielded housing. Optimized for data centers and enterprise networks.

Shielded with LEDs
RJ45 Extension Cable

RJ45 Extension Cable

Pure copper male-to-female extension with ear fixed screw hole. Available in multiple lengths and shielding options.

Dust Cap Included
USB 2.0 RJ45 Modular Jack

USB 2.0 RJ45 Modular Jack

Single port shielded jack with LEDs. Combines USB and Ethernet in one compact module for embedded systems.

TMRJUSB1EX111
RJ45 Panel Mount Connector

RJ45 Panel Mount Connector

Robust tab-up design with EMI finger for secure chassis mounting. Ideal for industrial enclosures and control panels.

Shield Iron Pegs
RJ11 Inline Coupler

RJ11 Inline Coupler

F-F 6P6C modular adapter for extending telephone cables. Threaded 90-degree version available for secure connections.

IP67 Waterproof Option
SMT RJ45 Jack

SMT RJ45 Jack

Surface-mount technology jack for automated PCB assembly. Compact design with high reliability and signal integrity.

Automated Production
USB Fast Charging Cable

USB Fast Charging Cable

High-current USB cable with durable connectors. Designed for fast data sync and rapid charging in demanding environments.

USB 2.0 / 3.0 Options
10 Pin RJ45 Connector

10 Pin RJ45 Connector

Specialized connector for PoE and multi-signal applications. Supports power and data over a single interface.

PoE Compatible
RJ45 USB Connector

RJ45 USB Connector

Hybrid connector combining RJ45 and USB interfaces. Panel-mount version with waterproof sealing available.

Dual Interface
View All 281+ Products

Why Choose TmuLink?

Quality Assurance

We implement a comprehensive quality management system with rigorous testing at every stage of production to ensure reliability and performance.

Advanced R&D

Our dedicated research and development team continuously innovates to meet evolving industry standards and customer requirements.

OEM/ODM Support

We offer full customization services including design, tooling, and manufacturing to meet your specific product and branding needs.

281+
Product Models
15+
Years in Market
50+
Global Clients
100%
Quality Tested

Frequently Asked Questions

What is the difference between RJ45 and RJ11 connectors?

RJ45 connectors have 8 pins and are used for Ethernet networking (CAT5, CAT6, etc.), while RJ11 connectors typically have 4 or 6 pins and are used for telephone lines.

Are your waterproof connectors IP67 rated?

Yes, our waterproof RJ45 and RJ11 couplers are IP67 rated, meaning they are dust-tight and can withstand immersion in water up to 1 meter for 30 minutes.

Do you offer custom connector designs?

Yes, we provide full OEM/ODM services including custom molding, labeling, packaging, and engineering support for unique connector requirements.

What certifications do your products have?

Our products comply with RoHS, REACH, and other international standards. We can provide test reports and work toward additional certifications as needed.

What is the minimum order quantity (MOQ)?

MOQ varies by product type. For standard connectors, MOQ is typically 1,000 pieces. We are flexible and can discuss lower quantities for prototypes or special projects.

Get in Touch

Contact us today to discuss your connector needs, request samples, or get a customized quote.

Contact Person: David
Phone: +86 15972107349
Email: david@rj45jack.net
Company: Dongguan Tianmu Electronics Co., Ltd
Address: 4th Floor, Building B, Huayue Science Park, 37 South Road, Chang'an Town, Dongguan City, Guangdong Province, China
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