What color pair is typically found in UTP cable for the second wire?

The standard color coding for unshielded twisted pair (UTP) cables follows a specific pattern to identify the pairs of wires used in networking. For the second wire in the standard T568A and T568B wiring configurations, orange is utilized as the primary pair while blue serves as the secondary pair in the arrangement.

In this context, the second wire refers to the wire that complements the first in a twisted pair configuration. Since orange is typically combined with blue, indicating its role as part of the second paired connection, this pairing is crucial for maintaining the integrity of the signals that travel through the cable. The organized pairing in UTP cables helps reduce crosstalk and ensures proper data transmission, which is vital for networking applications.

Understanding the color coding is essential for anyone involved in wiring or installing network systems, as it promotes consistency and reduces errors in cable setups. Thus, while blue is associated with a color pair, it is actually part of the first pair, making orange the correct identification for the second wire in UTP configurations.