KELLER PAA-23 series piezoresistive pressure transmitters are designed for high-precision pressure measurements in liquid and gas environments. With a measuring range up to 250 bar, it delivers reliable performance under demanding industrial conditions. Its compact design and stainless steel housing ensure durability and long service life. Identified by model code 8465.1 and reference number 222305.3225, this unit features a standard 1/4” G male connection and IP65 protection rating.