Electronics International’s OPT-1 displays Oil Pressure and Temperature on a crisp, large, backlit LCD. Select between Temperature and Pressure with the throw of a toggle switch, or monitor both functions on the quick reference 90 degree analog LED displays.

Redlines and cautionary zones will definitely catch your attention as corresponding Red or Yellow LED’s light up on the analog arcs.

The OPT-1 is a Primary Replacement, FAA STC’d, TSO’d instrument.