Profile: Safetran Traffic Systems, Inc. offers transportation management solutions. Our products include traffic signal controllers, cabinets, and auxiliary devices. Model 170E controller is a multipurpose microcomputer used for traffic control, ramp metering, sign control and sprinkler control. It accepts 2 plug-in communication modules. It is designed for operation in hostile environments. The HC11 CPU can replace the 6800 CPU by simply removing the 6800 CPU board and sliding the new model HC-11 CPU in the same slot. Our control cabinet model 303/6 system features side of pole or top of post mounting, single point locking system and optional cabinet diagnostic available.