Whelen Core System Expansions – Expand Your Whelen Core® Control System with WeCanX® Expansion Modules
Boost your emergency, law enforcement, fire truck, utility or commercial vehicle lighting and siren control with high‑performance Whelen Core System Expansions, engineered to seamlessly integrate with the industry‑leading Whelen Core® vehicle control systems. These rugged WeCanX® expansion modules — available in 8‑, 16‑, and 24‑output configurations plus High‑Current Remote and Traffic Advisor™ options — deliver scalable CANbus expansion, enhanced system flexibility, fault diagnostics, short‑circuit & over‑temperature protection, and full support for Dynamic Variable Intensity™ (DVI™) flash patterns for superior visibility and safety on the road. Perfect for police, fire/EMS, roadside assistance, mining, utility fleets and traffic control vehicles, these expansion modules extend lighting, siren, beacon and auxiliary control while maintaining plug‑and‑play integration with your Core controller and Whelen Command® software. Upgrade your upfit with powerful, reliable and expandable Whelen vehicle warning system modules designed for mission‑critical performance and maximum system control.
Core System Expansions:
CEM8
8 Output, 4 Input WeCanX® Expansion Module
CEM16
16 Output, 4 Input WeCanX® Expansion Module
CEM16D
16 Output, 4 Input WeCanX® Expansion Module, 10-30 VDC
CEM24
24 Output WeCanX® Expansion Module
CEM4HC
WeCanX® High Current Remote Expansion Module, 4-15 Amp Output
CTA
WeCanX® Traffic Advisor™ Remote Module, Traffic Advisor™ Purchased Separately