BNC Straight Coupler 75-3 75-5 Q9 Video Adapter Connector

Keep your video signal connections clean, secure, and uninterrupted with this BNC Straight Coupler Connector. Compatible with 75-3 and 75-5 coaxial cable types, this Q9-style female-to-female adapter makes extending or joining BNC cables quick and hassle-free — no tools, no soldering required.

Whether you're setting up a CCTV system, connecting surveillance cameras, routing video signals in a broadcast or studio environment, or working on a professional AV installation, this compact coupler delivers a reliable, low-loss connection every time.

Key Features

• Universal BNC Compatibility: Works with standard 75-3 and 75-5 coaxial cables for versatile video signal routing.
• Straight (Inline) Design: Female-to-female straight coupler for seamlessly joining two BNC cable ends.
• Q9 Interface: Industry-standard Q9/BNC connector type widely used in CCTV, surveillance, and AV equipment.
• Secure Twist-Lock Fit: BNC bayonet-style coupling ensures a firm, vibration-resistant connection.
• Low Signal Loss: Precision-machined contacts maintain 75-ohm impedance for minimal signal degradation.
• Compact & Lightweight: Small form factor fits easily in tight cable management spaces.
• Durable Construction: Built to withstand repeated connect/disconnect cycles in professional and DIY installations.

Ideal For

• CCTV and IP surveillance camera systems
• Broadcast and studio video signal routing
• Home and professional AV setups
• Security system cable extensions
• Test and measurement equipment

Specifications

• Connector Type: BNC Female to Female (Q9 Straight Coupler)
• Compatible Cable Types: 75-3, 75-5 coaxial cable
• Impedance: 75 Ohm
• Orientation: Straight (inline)
• Brand: Qme

For more information on safe electrical and cable installation practices, visit the U.S. Consumer Product Safety Commission (CPSC).

Frequently Asked Questions

Q: What cable types are compatible with the BNC Straight Coupler 75-3 75-5 Q9 Video Adapter?

A: This BNC coupler is designed for use with 75-3 and 75-5 coaxial cables — the most common types used in CCTV, surveillance, and video signal applications. It features a standard 75-ohm impedance, making it broadly compatible with BNC-terminated coaxial cables used in professional and consumer AV equipment.

Q: What is a BNC coupler used for?

A: A BNC straight coupler (female-to-female) is used to join or extend two BNC male-terminated cables end-to-end. This is useful when you need to lengthen a cable run, reconnect a cut cable, or route signals through a patch panel in CCTV systems, broadcast environments, or AV installations.

Q: Is this BNC adapter compatible with security cameras and CCTV systems?

A: Yes. The Q9-style BNC straight coupler is one of the most widely used connectors in CCTV and surveillance camera installations. It works with both analog and HD-over-coax (HD-TVI, AHD, HD-CVI) camera systems that use standard BNC connectors on their video cables.

Q: How do I connect two BNC cables using this coupler?

A: Simply insert the BNC male plug of one cable into one end of the coupler and twist to lock, then repeat with the second cable on the other end. The bayonet-locking mechanism provides a secure, vibration-resistant connection with no tools required.