Ultrasonic STS Prepayment Meter

The YUWISER ultrasonic STS prepayment water meter is a full-electronic smart metering solution built for global smart water management projects. Featuring mechanical-free ultrasonic time-difference metering technology, it ensures wear-free operation, low startup flow and consistent long-term accuracy, effectively preventing blockages and measurement errors while adapting to diverse water pressure and complex water quality conditions. Fully certified to international STS standards, the meter complies with global prepaid transmission specifications. It supports secure 20-bit standard TOKEN code recharging with tamper-proof transaction data, offering universal compatibility with mainstream water billing systems across Africa, Southeast Asia, the Middle East and other regions with no system lock-in. Integrated with an intelligent prepaid control system, it enables tiered water pricing, remaining volume alerts, automatic valve cut-off for arrears and fault alarms, eliminating manual meter reading and boosting operational efficiency. Boasting a robust sealed and corrosion-resistant structure with superior ingress protection, the lightweight meter allows fast and easy installation for new or existing pipe networks. Ideal for residential complexes, commercial zones, public facilities and international water engineering projects, it is a highly reliable choice for intelligent and market-oriented water billing management.