SPA-400 4-Place Panel Mount Intercom

Sigtronics SPA-400 Four Place Panel Mount Intercom Sigtronics pioneered the voice activated intercom market in 1974 and continues to deliver value and performance today in the FAA TSO approved SPA-400 intercom series. Radio priority avoids stepping on incoming and outgoing radio messages. Choose either rectangular (horizontal or vertical) or circular faceplate mounting configuration to fit anywhere in the cockpit. FAA TSO approved Pilot fail safe feature allows pilot to always hear radios Reversible face plate included for vertical or horizontal mounting Size - Panel 2.5" x 1", Chassis 4" x 2.5" x 1" Weight - 4.5 oz chassis, 5.5 oz jacks & wiring harness Installation hardware included, including jack kit & pre-wired harness