About

About Pressure Systems International (P.S.I.) Combine P.S.I.'s ATIS (automatic tire inflation system), TireView® TPMS (tire pressure monitoring system) and TireView LIVE™ (real-time tire health information) to keep your fleet in-the-know! Adding Digital ThermALERT™ gives you full visibility of wheel-end temperatures in real time. Our ATIS systems are available at the OEM trailer or axle manufacturers and are easily retrofitted to existing Trailers, while our TPMS and telematics offerings can be easily added to any vehicle with pneumatic tires. Simplicity, cost and customer support set us apart from the competition.