Rechner KFA-5-1-L-P-A-Y50 is a capacitive filling-level evaluation sensor (level control probe) from Rechner Sensors, designed for single-point level detection in tanks and vessels, with one switching point. The electrical version is a 4-wire DC device with a PNP (antivalent) output and operates on 18–36 V DC. The enclosure measures about 96 × 55 × 25 mm and the unit (AF0112) weighs roughly 0.58 lb; current catalog entries note the part as discontinued by the manufacturer.
