All of these junction blocks have 4 contacts. Pins 4 are present on these junction blocks. Ideally, junction blocks should be rated at 24V in DC circuits. To protect the junction blocks, they are packaged in the Bulk.
1671247 Features
Moisture Sensitivity Level: 1 (Unlimited) PLUSCON Series 4 Contacts
1671247 Applications
There are a lot of Phoenix Contact 1671247 Junction Blocks applications.