Linear H619 OpenHouse Telephone Interface Hub, Lines 12, Includes RJ-45 Expansion Jack

Centralize telephone connectivity for security, surveillance and office phone systems with the Linear H619 Telephone Interface Hub. This OpenHouse network hub distributes up to four telephone lines to as many as 12 RJ-45 locations, reducing cabling complexity and providing consistent voice access where monitoring and rapid response matter most. The H619 includes two labeled RJ-45 expansion jacks so multiple units can be cascaded to expand coverage without rewiring, and 110 punch-down terminals offer quick, reliable integration with existing POTS/PSTN infrastructure. Its compact 6.3" x 2.8" x 1" form factor fits neatly in telecom closets, security control rooms, and rack enclosures. Designed for installers and IT teams, the H619 supports mission-critical environments—ensuring clear telephone connections for alarm reporting, monitoring stations, and surveillance control centers. Backed by the Linear brand and engineered for professional deployments, this telephone interface hub minimizes downtime and simplifies maintenance. Ideal for security integrators, facility managers, and IT departments—add the H619 to your communications or monitoring setup to streamline telephone distribution and scale easily as your system grows.

• Centralize and simplify multi-line telephone distribution for offices and security sites
• Distribute up to 4 telephone lines to 12 RJ-45 locations to streamline wiring and reduce cross-talk
• Two RJ-45 expansion jacks allow easy cascading of additional H619 hubs for future growth
• 110 punch-down terminals provide fast, reliable integration with existing PSTN/POTS wiring
• Compact footprint (6.3" x 2.8" x 1") for neat installation in telecom closets, security racks, or behind workstations