Alpha OF201 1 Gang Panel Frame-NAT Aluminium

1 Gang Panel Frame-NAT Aluminium Use with OH201 Flush Housing or OH301 Surface Back Box. The Alpha Communications® / TekTone OF201 and annunciator frames are made of heavy gauge extruded aluminum, in a natural (clear) anodized finish. They used primarily nurse-call emergency-call master stations, but also variety apartment entry intercom video lobby modules. For mounting, can be by itself, matching OH20X series box/housing. requires OH30X box/housing.