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  • USB Cable to RJ11 4 Core Female Adapter Rj11 to Usb Adapter
  • USB Cable to RJ11 4 Core Female Adapter Rj11 to Usb Adapter
  • USB Cable to RJ11 4 Core Female Adapter Rj11 to Usb Adapter
  • USB Cable to RJ11 4 Core Female Adapter Rj11 to Usb Adapter
  • USB Cable to RJ11 4 Core Female Adapter Rj11 to Usb Adapter
  • USB Cable to RJ11 4 Core Female Adapter Rj11 to Usb Adapter
USB Cable to RJ11 4 Core Female Adapter Rj11 to Usb Adapter

USB Cable to RJ11 4 Core Female Adapter Rj11 to Usb Adapter

$0.65-$0.80/ Piece|100 Piece/Pieces(Min. Order)
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USB Cable to RJ11 4 Core Female Adapter Rj11 to Usb Adapter

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • USB to RJ11 Connectivity: Enables devices with USB ports to interface with telephone networks or legacy systems via an RJ11 connection, supporting applications like fax machines, modems, or landline setups.
  • 6P Pin Design: Features a 6-position pin configuration (6p) for secure and reliable connectivity to telephone lines, ensuring stable data transmission.

Key features

  • 1. Durable Material Construction

    • With a corrosion-resistant metal USB connector and ABS plastic body, ensure long-lasting durability and reliable conductivity.

  • 2. Compact and Portable Design

    • With an ultra-compact form factor, easily carry and connect to devices on the go, saving 50% more space than bulkier adapters.

  • 3. USB 2.0/3.0 Compatibility for Versatile Connectivity

    • With USB 2.0/3.0 compatibility, achieve fast and stable data transfer speeds, ideal for modern devices requiring high-speed network connections.

  • 4. Legacy Device Adaptability

    • With support for 6p telephone connectors, seamlessly connect devices without built-in RJ11 ports (e.g., older printers, scanners) to telephone systems.

  • 5. Standardized Reliability

    • Complies with USB-IF standards, ensuring guaranteed compatibility across devices and reliable operation in both home and commercial settings.

Product details

USB Cable to RJ11 4 Core Female Adapter Rj11 to Usb Adapter

The USB to RJ11 4 Core Female Adapter bridges the gap between modern USB-enabled devices and legacy telephone systems. Crafted from durable ABS plastic with a metal-reinforced USB connector, this adapter ensures reliable connectivity for telephony devices lacking native USB ports. Its compact design and 6P4C pin configuration make it ideal for retrofitting older hardware into contemporary networks.

Technical specifications

FeatureSpecificationApplication Scenario
MaterialABS plastic body, metal USB connectorEnsures durability and resistance to wear
Connector TypeUSB Type-A to RJ11 (4-core female)Connects telephony devices to USB interfaces
Pins6P4C (6-position, 4-conductor)Supports standard telephone line compatibility
CompatibilityUSB 2.0/3.0 (backward compatible)Works with PCs, routers, and IoT gateways
Size65mm x 20mm x 15mm (LxWxH)Fits in tight spaces for desk or on-device use

Customization guide

Adjustable parameters include:

  • USB version (USB 2.0/3.0) to match device requirements
  • Pin configuration (e.g., 6P6C for full telephony features)
  • Color coding for enterprise branding or cable management

Get inspired

Transform outdated telephone systems into smart devices! Use this adapter to connect fax machines, PBX systems, or analog phones to modern USB-powered hubs, routers, or IoT controllers.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
USB StandardUSB 2.0USB 3.0 (+50% speed)USB 3.2 Gen 2 (+100%)*
ShieldingBasic EMIFull metal shieldingMilitary-grade (+30dB)
Operating Temp0°C to 40°C-20°C to 60°C-40°C to 85°C
CertificationsFCC, CERoHS, IP54UL94 V-0, IP67

Supplier's note

  1. Technical Breakthroughs:

    • USB 3.0 Support: Enables faster data transfer for VoIP systems compared to traditional adapters.
    • 6P4C Compatibility: Ensures full telephony functionality (ringing, dial tone) unlike basic 4P connectors.
    • Compact Design: 40% smaller than competitors, ideal for crowded server racks.

  2. Optimal Version Selection:

    • Base Model: Best for home offices or low-volume telephony needs (e.g., single-line phones).
    • Advanced Model: Choose for enterprise PBX systems requiring EMI protection and USB 3.0 speeds.
    • Pro Model: Critical for industrial IoT deployments where extreme temperatures or rugged environments are standard.

With the Pro Model’s military-grade shielding, you can deploy telephony solutions in harsh manufacturing settings. Pair its USB 3.2 Gen 2 interface with VoIP gateways to achieve latency-free calls even under heavy network loads.

Frequently asked questions

  • Which USB to RJ11 adapter suits home office phones?

  • How do I clean the USB connector to maintain performance?

  • ABS vs. Metal: Which material is better for adapter durability?

  • Can this adapter be customized for specific telephone systems?

  • Is the USB to RJ11 adapter FCC certified for telephone use?

  • Does the adapter support both USB 2.0 and USB 3.0?

  • How to troubleshoot connectivity issues with older phones?

  • What devices are compatible with this USB to RJ11 adapter?

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