USB 3.0 Type-B Waterproof Panel Mount Extension Cable
PCM Cable Co., Ltd. is one of the leading usb 3.0 type-b waterproof panel mount extension cable manufacturers and suppliers in China. Welcome to wholesale high quality customized products at discount price from our factory. Contact us for quotation and free sample.
PCM-KW-651 is a USB 3.0 Type-B waterproof panel-mount extension cable developed by Premier Cable for industrial equipment where an internal USB-B interface must be relocated to an externally accessible and environmentally protected position.
One end features an IP67 waterproof USB 3.0 Type-B female receptacle designed for panel or bulkhead mounting on control cabinets, instrument panels, industrial enclosures, or outdoor equipment. The opposite end terminates in a standard USB 3.0 Type-B male connector for connection to compatible internal equipment.
This configuration allows an internal USB-B connection to be extended to the exterior of the equipment, providing convenient access for data transfer, equipment debugging, parameter configuration, log retrieval, and maintenance without repeatedly opening the enclosure.

Core Advantages
In the evolution of Modern Industry 4.0, this waterproof connection cable by Premier Cable represents the pinnacle of rugged networking for industrial automation machinery. Its core advantage lies in merging USB 3.0 SuperSpeed 5Gbps data transfer rate with a heavy-duty IP67 rated enclosure. It resolves common industrial issues like loose connections, water ingress, and oxidation corrosion, making it the ideal cornerstone for factory control systems and data acquisition devices.
Stable Connection
Industrial sites often suffer from continuous mechanical vibration and complex electromagnetic interference. The USB 3.0 Type B female panel mount connector utilizes a high-precision threaded locking mechanism with an anti-aging silicone gasket, forming an unshakable physical and electrical bond once tightened. Internal conductors are pure oxygen-free copper with 100% full shielding, shielding industrial noise from inverters and heavy motors. This design not only elevates device interface stability but ensures that PLC communication systems never drop a connection under non-stop heavy workloads.
Installation Requirements
This cable is engineered to fit precise installation requirements of various enclosures. The panel-mount side adopts an industry-standard 20.8mm cutout size (M20 thread), making it extremely easy to deploy on chasses, control cabinets, and outdoor industrial equipment shells of varying thicknesses. The 0.3-meter (approx. 30 cm) pigtail length is meticulously calculated to bridge internal motherboards or PLC modules without leaving excess slack, preventing heat traps and physical interference inside tight spaces.
Products Specification
| Product Name | USB 3.0 Type-B Male to Waterproof Panel Mount Type-B Female Extension Cable |
| Part No. | PCM-KW-651 |
| Connector A | USB 3.0 Type-B Male (BM) |
| Connector B | Waterproof USB 3.0 Type-B Female (BF) |
| Product Length | 300 + 10 mm |
| Cable Outer Diameter | OD 5.5 mm |
| Installation Method | Panel Mount / Bulkhead Mount |
| Waterproof Structure | Gasket + Hex Nut + Waterproof Cap |
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Product Features
◆ SuperSpeed Transmission:
Supports USB 3.0 SuperSpeed 5Gbps data transferrate, backward compatible with USB 2.0, ensuring zero latency and zero packet loss inmass data acquisition and real-time communication
◆ Standard Panel Cutout:
Equipped with a 20.8mm threaded panel mount interface,integrated with a waterproof cap and sealing gasket for mechanical-grade tight lockingon industrial enclosures
◆ Compact Cable Length:
The 0.3m (30cm) short cable design is optimized forinternal cabinet wiring, preventing cable clutter, reducing signal attenuation, and savingvaluable physical space
◆ Standard Male Compatibility:
The other end features a standard USB Type-B maleconnector with thickened nickel plating and a wear-resistant shell, seamlesslyconnecting to internal interfaces of mainstream PLCs, printers, and instruments

Core Application Scenarios

Industrial Automation & PLC Communication Systems
PCM-KW-651 is particularly suitable for industrial equipment requiring an internal USB 3.0 Type-B interface to be relocated to a fixed waterproof external panel position. It can be integrated into control cabinets, instruments, test equipment, industrial computer enclosures, outdoor control boxes, and customized OEM equipment.
The cable features a waterproof USB 3.0 Type-B female panel-mount receptacle to standard USB 3.0 Type-B male configuration. The external receptacle is secured through a 20.8mm panel cutout, while the approximately 30cm internal cable connects to the equipment's existing USB-B interface.

Waterproof Panel Connection & Rugged Interface Expansion
PCM-KW-651 is suitable for USB 3.0 interface extension in PLC control cabinets, automated production lines, CNC equipment, robotic control units, industrial PCs, motion control systems, and OEM automation equipment. It allows an internal USB Type-B connection to be extended to an accessible external equipment panel, creating a fixed service and data interface for technicians.
During equipment installation, commissioning, and maintenance, the interface can support PLC program download and updates, parameter configuration, operating-log retrieval, production-data export, fault diagnostics, and control-system maintenance. Technicians can access the USB connection directly from the panel without repeatedly opening the cabinet or dismantling the equipment enclosure.

Outdoor Industrial Equipment & Automated Monitoring Systems
Suitable for outdoor weather stations, automated water-quality monitoring equipment, environmental data acquisition terminals, air-quality monitoring systems, industrial sensor networks, remote monitoring enclosures, and outdoor automation equipment requiring an environmentally protected external USB interface.
In meteorological, hydrological, environmental, and industrial condition-monitoring applications, equipment may operate for extended periods in outdoor or semi-outdoor environments where interfaces can be exposed to humidity, condensation, industrial dust, rain splash, and airborne particles. The waterproof USB-B panel interface improves environmental protection at the connection point when correctly installed and sealed.
Core Performance Advantages
IP67 Military-Grade Protection
Features strict IP67 industrial protection ratingproviding an impenetrable physical barrier against heavy dust in CNC workshops orsevere rain and moisture in outdoor operations.
Excellent EMI Shielding
Built with high-density dual-layer shielding (aluminum foil +braided mesh) and pure copper cores, maintaining absolute device interface stabilityeven near high-voltage inverters.
Extreme-Environment Resistant Material:
The jacket is made of high-performanceoil-resistant, UV-resistant, and anti-wear PVC/TPU material, withstanding industrialgrease, chemical splashes, and solar radiation.
Zero-Loss Data Integrity
Backed by Premier Cable's strict quality control, 100%tested for open/short circuits and data transfer performance, delivering lossless signalintegrity for USB 3.0 data expansion in harsh environments
Frequently Asked Questions
Q1: Is the panel mount interface still waterproof when the protective cap is off?
A1: No, when the cap is off and no matching waterproof male plug is mated, the inner port does not provide full IP67 protection. We highly recommend keeping the waterproof cap tightly screwed on whenever the port is idle to secure the enclosure.
Q2: Is the 0.3m cable length customizable? What is the maximum transmission distance?
A2: Yes, industrial environments vary. As an OEM factory, Premier Cable supports custom cable lengths based on your unique installation requirements. To maintain the optimal 5Gbps signal integrity under USB 3.0 protocols, we recommend keeping the total extended distance within 3 meters.
Q3: Can it operate stably in environments with high EMI, such as near frequency inverters?
A3: Absolutely. The cable is built with high-density aluminum foil and braided grid dual-layer shielding, offering superior EMI resistance. This fully guarantees the continuity and stable connection for USB 3.0 data expansion and PLC communication in harsh environments.
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