AFA, AFAX Conveyor Belt Alignment Switches

Post Style or Large Roller Style.
  • NEC/CEC - AFAX Series:
    Class I, Division 1 and 2, Groups C, D
    Class II, Division 1 and 2, Groups E, F, G
    – Class III
    NEMA 7CD, 9EFG
  • NEC/CEC - AFA Series:
    NEMA 3, 4, 4X, 12

The AFA and AFAX Series provides emergency shut off for conveyor lines and bulk handling systems that become misaligned or run off their tracks due to excessive speed, uneven load, leveling, breakage or other problems. The AFA Series provides a NEMA 4X rated enclosure, while the AFAX Series is rated for use in Class I and Class II hazardous environments. 

AFA and AFAX Conveyor Belt Alignment Switches Catalog Pages

Applications Features Catalog Numbers
  • Emergency shut off for misaligned conveyor lines and bulk handling systems
  • Supports interface with alarm or computer system
  • Can be used in the control circuit of a magnetic motor starter to shut down motor driven conveyors in case of belt misalignment or run-off
  • For use in steel mills, mining and coal handling operations, automotive and other assembly lines, warehouses, loading docks and other industrial processes
  • Used in pairs, with one switch placed on each side of the conveyor belt
  • Recommended for installation near the tail and head pulleys on conveyors 300 feet/91.44 meters or longer
  • AFAX Series is for Class I and II areas where flammable vapors or highly combustible dusts are present
  • AFA Series has a gasketed cover rated for NEMA 3, 3R, 4, 4X


AFA and AFAX Series Conveyor Belt Alignment Switches