Door Controllers

Door Control Relay Modules ensure compatibility of access hardware components and simplify system installation and troubleshooting. Different modules may be specified for one power supply.

UR Series

Universal Microprocessor-Based Controllers
CR4

Four Station Control Relays
ACM-1

Six Input Control Relays
EMC

Dual Channel Exit Device Sequencers
FB-4

Four Output Power Distribution Modules

Ever wish you could save time and money when programming multidoor projects? Troubleshooting product conflicts frustrating you? Are system maintenance headaches eating into your profit? SDC’s low cost comprehensive services are available when you purchase SDC locks, controller and power supply for door opening applications from your distributor.

System Design Analysis Services