LINK-PP INT'L TECHNOLOGY CO., LIMITED
| Payment Terms | TT, NET30/60/90 Days, Western Union |
| Supply Ability | 5KK/Month |
| Delivery Time | In Stock Ship Within 3 Days |
| Packaging Details | Tape and Reel & Mylar |
| Part Number | 634108149621 |
| Type | WR-MJ Modular Jac |
| Design | Vertical Surface-Mount (SMT) |
| Ports | 1x1 |
| Application System | CAT 3 |
| Rated Current | 1.5 A |
| Working Voltage | 120 V (AC) |
| Shielding | Plastic Unshielded |
| Brand Name | LINK-PP |
| Model Number | 634108149621 |
| Certification | UL,RoHS,Reach,ISO |
| Place of Origin | Guangdong, Huizhou |
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Product Specification
| Payment Terms | TT, NET30/60/90 Days, Western Union | Supply Ability | 5KK/Month |
| Delivery Time | In Stock Ship Within 3 Days | Packaging Details | Tape and Reel & Mylar |
| Part Number | 634108149621 | Type | WR-MJ Modular Jac |
| Design | Vertical Surface-Mount (SMT) | Ports | 1x1 |
| Application System | CAT 3 | Rated Current | 1.5 A |
| Working Voltage | 120 V (AC) | Shielding | Plastic Unshielded |
| Brand Name | LINK-PP | Model Number | 634108149621 |
| Certification | UL,RoHS,Reach,ISO | Place of Origin | Guangdong, Huizhou |
| High Light | 634108149621 ，8P8C vertical SMT RJ45 connector ，WR-MJ Cat 3 Modular Jacks | ||
The 634108149621 WR-MJ Cat 3 Modular Jack is a single-port 8P8C vertical SMT RJ45 connector designed for reliable Ethernet connectivity in networking and embedded electronic systems.
Developed by Würth Elektronik, this modular jack belongs to the WR-MJ series and supports Category 3 Ethernet applications while maintaining compatibility with higher network categories under certain conditions.
With tape-and-reel packaging, soldering tab reinforcement, and reflow-compatible UL94-V0 housing, the connector is optimized for automated SMT assembly and stable long-term electrical performance.
It is widely used in network devices, IoT equipment, and smart building infrastructure requiring compact and reliable Ethernet interfaces.
| Parameter | Specification |
|---|---|
| Part Number | 634108149621 |
| Series | WR-MJ Modular Jack |
| Connector Type | RJ45 |
| Number of PINs | 8P8C |
| Ports | 1×1 |
| Orientation | Vertical |
| Mounting Type | SMT |
| Shielding | Plastic (Unshielded) |
| Soldering Tab | Yes |
| EMI Fingers | No |
| LED Indicator | No |
| Packaging | Tape & Reel / Mylar |
| Application System | CAT 3 Ethernet |
| Parameter | Symbol | Test Conditions | Value | Tolerance |
|---|---|---|---|---|
| Rated Current | IR | — | 1.5 A | — |
| Working Voltage | — | AC | 120 V | — |
| Withstanding Voltage | — | 1 minute | 1000 V AC | — |
| Contact Resistance | R | — | ≤ 20 mΩ | Max |
| Insulation Resistance | RISO | — | ≥ 500 MΩ | Min |
The 634108149621 Cat 3 RJ45 Modular Jack is designed to provide stable electrical performance for Ethernet and communication interfaces.
Key electrical characteristics include:
| Parameter | Specification |
|---|---|
| Insulator Material | LCP (Liquid Crystal Polymer) |
| Insulator Flammability Rating | UL94 V-0 |
| Insulator Color | Black |
| Contact Material | Copper Alloy |
| Contact Plating | Selective Gold |
| Contact Type | Stamped |
The tape-and-reel packaging allows high-speed pick-and-place assembly, improving manufacturing efficiency in large-volume electronics production.
The integrated soldering tab enhances mechanical stability, ensuring secure attachment to the PCB during operation and repeated cable insertion.
The WR-MJ modular jack family offers multiple configuration options including:
This flexibility enables engineers to adapt the connector to a wide range of network device designs.
A: The 634108149621 is a single-port vertical SMT RJ45 modular jack with an 8P8C configuration, designed for Category 3 Ethernet systems and compatible networking applications.
A: No. The 634108149621 uses a plastic unshielded housing, which is suitable for many standard Ethernet applications where additional EMI shielding is not required.
A: The connector uses surface-mount technology (SMT) and is supplied in tape-and-reel packaging, enabling automated pick-and-place assembly in high-volume PCB production.
Company Details
Business Type:
Manufacturer,Exporter
Year Established:
1997
Total Annual:
$30-$50 million
Employee Number:
300~600
Ecer Certification：
Verified Supplier
LINK-PP International Technology Co., Limited, founded in 1997, is a vertically integrated manufacturer specializing in Ethernet magnetic components and high-speed connectivity solutions up to 10G. With over 26 years of experience, our core products include RJ45 modular jacks, MagJacks, discrete m... LINK-PP International Technology Co., Limited, founded in 1997, is a vertically integrated manufacturer specializing in Ethernet magnetic components and high-speed connectivity solutions up to 10G. With over 26 years of experience, our core products include RJ45 modular jacks, MagJacks, discrete m...
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