DSC PC4116 16-Zone Hardwire Zone Expansion Module

Add scalable, reliable hardwired zone capacity to MAXSYS installations with the DSC PC4116 16-Zone Hardwire Zone Expansion Module. Designed for professional security integrators and facility managers, this DSC expansion module lets you increase monitored points quickly—adding 16 hardwired zones on the Combus without major rewiring or downtime. The PC4116 supports a 12V DC input and provides 250 mA of AUX power to support local sensors or peripherals, helping streamline power planning for alarm and surveillance devices. Rated for commercial installations and operating between 0–50°C, the module delivers dependable performance in typical building environments. Because it integrates natively with MAXSYS control panels, the PC4116 simplifies system design, reduces installation time, and enables straightforward expansion of alarm monitoring and access control points as site needs evolve. Ideal for retrofits, multi-site rollouts, and phased security upgrades—deploy the PC4116 to expand coverage, improve monitoring, and future-proof your security infrastructure. Contact your DSC distributor or add the PC4116 to your next security system build.

• Expand MAXSYS capacity by 16 hardwired zones where and when you need them for flexible, future-proof security growth
• Simplifies system upgrades and retrofits—add zones on the Combus without rewiring the entire installation
• Built-in AUX power (250 mA) supports peripheral devices to reduce auxiliary power complexity
• 12V DC input and commercial-grade operating range (0–50°C) for reliable performance in typical installations
• Seamless integration with DSC control panels for centralized alarm monitoring and surveillance management