You can simply plug the female jack into an AC to DC power adapter to power multiple electronic devices. Joint material: arc extinguishing alloy (non-ferrous head). Simple and professional wiring appearance.
eBay
FOR 70mai Rear Camera Extension Cord Cable 5.5m for 70MAI Rear Camera RC22 / RC24 / RC21 rear photography connection line
Aliexpress UK
Technical Details: DC Extension Cable. We will make every effort to respond your inquiries as early as possible usually within 24-48 hrs. Male Plug: 2.1 x 5.5 x 10mm straight connector.
eBay
5-50M BNC+DC Connector 2 in 1 BNC CCTV Outdoor Cable Coaxial Video Power AHD Cameras For DVR System Security Surveillance Camera
Aliexpress UK
Easy to install and can be linked to DVR Machine, VCR, DVD Recorder, TV, Capture Card, Multiplexer etc. 2 in 1 Video/Power Cable with - (1) Video Connection: BNC composite video (yellow). Simplify the installation of surveillance systems by using one cable to carry video and power.
eBay
WGWK POE Splitter 48V To 5V 12V POE Camera Injector Power Adapter Cable Supply For Huawei Hikvision For CCTV IP Camera Extender
Aliexpress UK
1 X POWER SPLITTER for CCTV (As You Select 2/4/6/8). Input: Female power jack. Standard size jack plugs and sockets. DC plug :12V. Cable Length :40 mm. Output: 2/4/6/8x Male power jacks 2.1mm x 5.5mm x 12mm.
eBay
Hemispheric Safety Camera Abs Plastic Wall Mount, Deep Base Junction Box Cable Management Mounting Box, Outdoor and Indoor Cctv Ip Surveillance Camera Bracket
Aliexpress UK
Technical Details: DC Extension Cable. We will make every effort to respond your inquiries as early as possible usually within 24-48 hrs.
eBay
JX Connector HD-SDI BNC Male to BNC Male Coax Cable for SDI Camera Security CCTV Camera DVR System/BMCC 15cm 20cm 30cm 50cm 1m
Aliexpress UK
Security & CCTV. These pre-made cables will simplify your surveillance system installation by eliminating the need to cut cables and crimp the ends on yourself. If you need to extend the distance of your cable, you can connect two or more pre-made cables together by using a BNC double female connector.
eBay
USB Type C to DC 5.5x2.1mm 5V 9V 12V boost Power Supply Cable for Router LED Light Speaker CCTV Camera, USB Charger boost Cable
Aliexpress UK
Easy to install and can be linked to DVR, VCR, DVD Recorder, TV, Capture Card, Multiplexer etc. 2 in 1 Video/Power Cable with - (1) Video Connection : BNC composite video (yellow). 5M / 10M / 15M / 20M / 25M / 30M / 40M BNC Video Power Cable.
eBay
Cat6 Ethernet Network Cable RJ45 Patch Outdoor Waterproof LAN Cable Wires For CCTV POE IP Camera System
Aliexpress UK
1 :Cat 5 and power extention two-in-one cable. 2: The Cat 5 cable is with RJ45 port. 3: Power cable is compatible for 2.1mm/5.5mm jack. One end is male and other end is female. 8: Length:5M/10M/20M/30M Optional.
eBay
JMUYTOP 40cm Outdoor Double Solar panel Camera Charging Cable 5v 2A Solar Powered Security Camera Power Cable Type C Splitter
Aliexpress UK