This time-saving block has twelve, 4-pair modular jacks wired to T568B specifications.
	
It's designed for 4-pair AT&T/Lucent/Avaya phone systems, such as Merlin, and is also useful for 10BASE-T systems that use modular jack outputs.
	
Jacks and the 66 block are mounted on a printed circuit board and are clearly labeled.
	
The circuit board is mounted on an 89E bracket and can be removed for cable management.
	
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