




With leakage intensity indication and audible feedback, the WA-EUS-740 helps identify compressed air losses, seal failures, and other ultrasonic events with fast, practical field diagnostics.
When compressed air escapes through a small opening, it creates ultrasonic sound that people cannot hear. The WA-EUS-740 picks up this sound and turns it into an audible tone, so your maintenance team can follow the sound to the source instead of guessing where the loss is.
The LED indication shows the relative intensity of the leak, which helps you tell a small seep from a larger loss as you move closer. Once leaks are found and tagged, the compressed air leak cost calculator helps you estimate what they cost each year, which makes it easier to decide which ones to repair first.
Because it is a lightweight handheld tool, the WA-EUS-740 suits routine inspection rounds across production areas. Assembly lines, paint shops and press areas have long pipe runs and many fittings, and these settings are covered in our guide to compressed air monitoring for automotive manufacturers.
Heavy industry is another common setting. Long pipelines and many joints make leaks likely, and you can see this in our guides to compressed air monitoring for cement plants and compressed air monitoring for steel plants and foundries. The same tool can also be used for general gas leak checks and other ultrasonic maintenance diagnostics, as listed under Applications below.
The WA-EUS-740 is a compact option for quick, routine leak checks, with an internal buzzer and an optional external earphone for noisier areas. If you want more features such as a bar graph display and noise filters, the ultrasonic compressed air leak detector in the WA-EUS-720 series is worth comparing.
For surveying wide areas quickly, the acoustic leak imager is another option. Many plants use a handheld detector for routine rounds and an imager for large, hard-to-reach sections.
• CE marked in accordance with applicable EU Directives.
Declaration of Conformity available upon request.
See how identifying and fixing compressed air leaks helped a plant save 500 CFM and reduce maintenance costs dramatically.
A real-world case study showing how leak detection and monitoring delivers measurable ROI in manufacturing.
Understand the hidden energy costs of compressed air leaks and why smart monitoring is the future of efficiency.
Send us your line size, operating pressure and flow range and a WiseAir application engineer will confirm the right model, the delivery time and the price. We manufacture in India, so lead times are weeks rather than months.
Prefer to talk? Call +91 90477 78715 or +91 98944 49015. Not sure it is the right instrument? A compressed air audit tells you what to measure and where. Or start with our free compressed air calculators.
# 12 Sri Venkatalakshmi Nagar, Singanallur,
Coimbatore – 641005 India.
WiseAir Technologies India LLP is part of the Systel Asia group — specialists in compressed air management and smart monitoring solutions across Asia since 2002.
© Copyright 2026. WiseAir Technologies India LLP
Send us your line size, operating pressure and flow range and a WiseAir application engineer will confirm the right model, the delivery time and the price. We manufacture in India, so lead times are weeks rather than months.
Prefer to talk? Call +91 90477 78715 or +91 98944 49015. Not sure it is the right instrument? A compressed air audit tells you what to measure and where. Or start with our free compressed air calculators.