Line Jack Units (LJUs) available with PSTN, PABX and Seconday options
BT Line Jack Units.2/1A, 2/2A & 2/3A are single outlet units which are surface mounted complete with back box 3/1A, 3/2A & 3/3A are single outlet units which are flush mounted for use with standard LB3 back boxes 4/1A, 4/2A & 4/3A are double outlet units which are flush mounted for use with standard LB3 back boxes More Info