Bigger sizes, bigger opportunities: faster, simpler, and more cost-effective
At MWA, we make sourcing the full Engelmann Flowstar U heat meters straightforward – from DN15 all the way to DN300. This range is perfect for you, whether you’re an installer managing tight schedules or a procurement team balancing budgets. Specify Engelmann with confidence.
These meters are precise and have been designed to save you time, reduce complications, and make your projects run smoothly. From compact residential installs to large-scale industrial systems, the Engelmann Flowstar U heat meter ticks every box.

Time saved and ease of sourcing
For installers, being able to pick from the full DN15–DN300 range in one place eliminates the hassle of juggling multiple suppliers:

Save time on site
Quick installation with ultrasonic meters and no moving parts.

Stay on schedule
Full stock availability and next-day delivery.

Right first time
The most competitive price in the UK across the full range.

Cut costs
Flexible size, power, and comms options for any application.
- Quick installation: No moving parts mean on this ultrasonic Engelmann Flowstar U heat meters (DN15-DN300) minimise maintenance issues.
- Flexible sizing: DN15–DN40 for residential, DN50–DN300 with flanged heat meters UK PN16/PN25 options for larger projects.
- Multiple power and comms options: Battery, 24v AC, 230v AC, M-Bus, pulse, wireless M-Bus, LoRaWAN, Modbus, etc. Installers can specify exactly what they need, and get it delivered right, first time
With stock ready to go, you can pick up the right meter and keep your projects on schedule, avoiding delays from backorders or unavailable sizes.
Reliable performance that matters
Every Engelmann Flowstar U heat meters comes with:
EN 1434 Class 2 accuracy
Sensor lengths: 3m, 5m, 10m
Ultrasonic technology for long-term reliability
High performance: operating temperatures up to 130°C, heating & cooling options available
Installers can trust that these meters work first time, every time – reducing callbacks and site revisits.
Key specifications
For procurement teams, MWA offers clear advantages over competitors:
Whether comparing to the UK’s only serious alternative or planning multiple site installations, MWA ensures you get the meters you need – accurate, compliant, and cost-effective.
Most competitive price in UK market
25 years of trusted supply
Dedicated stock ready to-go
Support, service, and solution
Next-day delivery on all stock items
From compact DN15s to large DN300 flanged heat meters UK, MWA makes sourcing simple for installers and cost-effective for procurement.
Trust the legacy. Embrace the upgrade.

Browse our range or contact our sales team to discover how the Engelmann Flowstar U heat meter range can make your metering system smarter, safer, and more efficient.
If you are ready to improve metering accuracy and gain better control, get in touch with MWA. Our experts can guide you through the full Engelmann Meter range and help you find the right heat meter for your application.
With over 25 years of experience in industrial metering and instrumentation, you can trust MWA to deliver proven solutions and ongoing support.
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FAQs
- What sizes are available for Engelmann heat meters?
The Engelmann Flowstar U ultrasonic heat meters are available from DN15 to DN300, making them suitable for residential, commercial, and industrial applications. - Are flanged heat meters available in the UK?
Yes, MWA supplies flanged heat meters UK options for DN50–DN300, with PN16/PN25 flanges ideal for large-scale systems. - What communication options do Flowstar U heat meters offer?
The Flowstar U supports M-Bus, pulse outputs, wireless M-Bus, LoRaWAN, and Modbus, with flexible power options including battery, 24V AC, or 230V AC. - Why choose MWA for Engelmann Flowstar U heat meters?
MWA is a trusted Engelmann Flowstar U heat meter supplier UK, offering competitive pricing, full stock from DN15–DN300, and next-day delivery, backed by expert technical support. - Are Engelmann ultrasonic heat meters reliable?
Absolutely. The ultrasonic heat meters DN15-DN300 use no moving parts for long-term reliability, provide EN 1434 Class 2 accuracy, and require minimal maintenance.
