Prolunga USB helos 288312 3 m USB 2.0, prolunga maschio-femmina

Helos 288312 is a 3 m USB 2.0 extension cable that extends the connection between USB devices and host ports. The cable uses shielded construction with foil and braid and features gold-plated contacts to maintain reliable USB 2.0 data transfer and power delivery for peripherals such as keyboards, mice, printers and external drives.

Advantages

The shielded design reduces electromagnetic interference while the gold-plated contacts ensure consistent contact quality. At 3 m length the cable provides extra reach for flexible device placement and simple plug-and-play operation requires no drivers or configuration.

Suitable for

• Extending connection for keyboards and mice
• Connecting printers and scanners at greater distances
• Extending USB access for external hard drives and flash drives
• Temporary or permanent cable routing in home and office setups

Key specifications

• Type: USB extension cable
• Length: 3 m
• Standard: USB 2.0
• Connectors: 4-pin USB Type A male to 4-pin USB Type A female
• Shielding: foil and braid (shielded)
• Contacts: gold-plated
• Color: black
• Approvals/marking: USB / USB 2.0, REACH, RoHS2

How to use

Plug the USB Type A male connector of the extension cable into an available USB Type A port on the host device (PC, laptop, hub). Connect the USB peripheral to the Type A female end. The cable supports standard USB 2.0 plug-and-play operation and does not require software installation. Ensure connectors are fully inserted for reliable contact.

Recommendations

For best performance, avoid running the cable parallel to high-voltage power lines and keep total cable length within USB 2.0 limits when chaining multiple extensions or devices.