This class includes the manufacture of power, distribution and specialty transformers; electric motors, generators and motor generator sets; switchgear and switchboard apparatus; relays and industrial controls. The electrical equipment manufactured in this class is for distribution level voltages.

This class includes:
——manufacture of distribution transformers, electric
——manufacture of arc-welding transformers
——manufacture of fluorescent ballasts (i.e. transformers)
——manufacture of substation transformers for electric power distribution
——manufacture of transmission and distribution voltage regulators
——manufacture of electric motors (except internal combustion engine starting motors)
——manufacture of power generators (except battery charging alternators for internal combustion engines)
——manufacture of motor generator sets (except turbine generator set units)
——manufacture of prime mover generator sets
——rewinding of armatures on a factory basis
——manufacture of power circuit breakers
——manufacture of surge suppressors (for distribution level voltage)
——manufacture of control panels for electric power distribution
——manufacture of electrical relays
——manufacture of duct for electrical switchboard apparatus
——manufacture of electric fuses
——manufacture of power switching equipment
——manufacture of electric power switches (except pushbutton, snap, solenoid, tumbler)

This class excludes:
——manufacture of electronic component-type transformers and switches, see 2610
——manufacture of environmental controls and industrial process control instruments, see 2651
——manufacture of switches for electrical circuits, such as pushbutton and snap switches, see 2733
——manufacture of electric welding and soldering equipment, see 2790
——manufacture of solid state inverters, rectifiers and converters, see 2790
——manufacture of turbine-generator sets, see 2811
——manufacture of starting motors and generators for internal combustion engines, see 2930