TSR ELECTRIC INC.
DESIGN & MANUFACTURE OF CUSTOM ELECTRICAL CONTROL PANELS
4925 PENNINGTON AVE.
BALTIMORE, MD. 21226
 
410-355-8700 PHONE
410-355-0005 FAX 

 
Authorized manufacturer of UL508A Industrial Control Panels and UL698A Industrial
Control Panels with Intrinsically Safe Circuits extending into Hazardous Classified Locations.

HOT Lanes

The Capital Beltway HOT Lanes are now the 495 Express Lane. 

 Highway Lighting Control Panel  Telemetry Cabinet 
The 495 Express Lanes are high occupancy toll lanes that will operate on the I-495/Capital Beltway. Once the 495 Express Lanes are opened, these lanes will provide faster, more direct option for high-occupancy vehicles and toll-paying customers.