Fiber patch cables come in various connector types to accommodate different networking equipment and applications. The choice of connector type depends on the specific requirements of your network and the equipment you are connecting. Here are some common types of connectors for fiber patch cables:

1.LC Connector (Lucent Connector or Little Connector):
LC connectors are small, push-pull connectors known for their compact size.
They are commonly used in data centers and high-density networking environments.
LC connectors are available in both single-mode and multi-mode versions.

2.SC Connector (Subscriber Connector or Square Connector):
SC connectors are square-shaped connectors with a push-pull mechanism.
They were widely used in early fiber optic networks and are still common in some applications.
SC connectors are available in both single-mode and multi-mode versions.

3.ST Connector (Straight Tip):
ST connectors have a bayonet-style twist lock and are round in shape.
They were among the first connectors used in fiber optic networks and are less common in modern installations.
ST connectors are typically used with multi-mode fiber.

4.MTP/MPO Connector (Multiple-Fiber Push-On/Pull-Off):
MTP/MPO connectors are designed for high-density applications and can have multiple fibers in a single connector.
They are commonly used in data centers for high-speed, parallel optical connections.
MTP/MPO connectors are often used with multi-mode or single-mode fiber, depending on the application.

5.FC Connector (Ferrule Connector):
FC connectors have a screw-on coupling mechanism and a round, threaded body.
They are less common in modern networking but are still used in some specialized applications.
FC connectors are typically used with single-mode fiber.

6.MT-RJ Connector (Mechanical Transfer Registered Jack):
MT-RJ connectors are compact and combine two fibers into a single, small connector body.
They are used for both single-mode and multi-mode fiber, primarily in local area networks.

7.E2000 Connector (also known as the LC-Duplex):
E2000 connectors are similar in size to LC connectors but feature a push-pull mechanism and a shutter to protect the connector end.
They are used in telecommunications and data center environments.

8.DIN Connector (Deutsches Institut für Normung):
DIN connectors are used in some European networks, particularly in telecommunications and industrial applications.

9.MU Connector (Miniature Unit):
MU connectors are smaller than SC connectors and are used in high-density applications.
They are less common than LC connectors but can be found in some networks.

10.SMA Connector (SubMiniature version A):
SMA connectors are typically used in specialized applications and are less common in standard data networking.

It's important to choose the appropriate connector type for your specific networking equipment and application to ensure compatibility and reliable connections. Additionally, some connectors may be more suitable for single-mode fiber, while others work better with multi-mode fiber, so consider your fiber type when selecting connectors.