High Quality Rubber anti-Dust Cover, Durable.
Suit for DC Threaded Female Panel Mount Connector.
Both 5.5 MM x 2.1MM and 5.5 MM x 2.5MM DC Power Jack Female Could Use.
Design for 2types DC Power Jack, detail please check our picture.

● Protect SFP/SFP+ ports from being exposed and keep your network equipment safe from dust, debris and moisture, extending the lifespan of your device.
● Fit for any standard SFP or SFP+ slot of your open ports of switches, routers, network cards & media converters and more.
● Made of high quality durable and reliable silicone material, exhibit a high level of resistance to harsh environmental factors and retain their shape and flexibility even after frequent use.
● Designed with a pull-out tab, easy to insert and remove, fit snugly and stay in place.

High Quality Rubber anti-Dust Cover, Durable.
Suit for DC Threaded Female Panel Mount Connector.
Design for Several types DC Power Jack, detail please check our picture.

● Protect 1394 4pin ports from being exposed and keep your network equipment safe from dust, debris and moisture, extending the lifespan of your device.
● Fit for any standard 1394 4pin ports of switches, routers, network cards & media converters and more.
● Made of high quality durable and reliable silicone material, exhibit a high level of resistance to harsh environmental factors and retain their shape and flexibility even after frequent use.
● Easy to insert and remove, fit snugly and stay in place.

Product Name: Silicone Stopper 
Fit for: for eSATA-A Port 
Total Size(Each): 16mm x 6mm x 5mm/0.6inch x 0.2inch x 0.2inch(L*W*H)
Color: Black 
Material: Silicone 
Net Weight: 2g

✔Made of silicone, Ethernet Hub Port RJ45 Anti Dust Cover Cap Protector fit for all Ethernet Port RJ45. ✔Prevent dust and debris from entering the port when it is not in use, prevent the contact point of the ports oxidized and causing contact problem. ✔Size: 12 x 10 x 7mm / 0.5'' x 0.4'' X 0.28" (L*W*H). ✔Color: Black, white, red, green, blue, transparent, and so on. ✔Material: Silicone.