Special Features:

45.54 cubic inches; major components: relay 1, relay control 1, power supply 1, battery pack 1, circuit breaker 1, rf filter 7, microcircuit 6, enclosure 1

Properties:

A grouping of two or more different types of electrical/electronic components mounted on a common mounting. it may include an assembly of electrical/electronic components mounted on multiple printed wiring board(s) mounted back to back, stacked, and the like. the item is generally a component of a subassembly and cannot be assigned a more definite item name. excludes items which may be identified as a subassembly. for an assembly of electrical/electronic components mounted on a single printed wiring board, see circuit card asseembly. do not use if a more specific name applies.