The Lovato LRHA04 HMI is a compact operator interface engineered for industrial applications. Its 4.3" graphic TFT touch screen with 64k colours provides clear visualisation and responsive control. Powered by an auxiliary 12-24VDC supply, it integrates easily with existing panels. Built-in Ethernet, USB, and software-configurable RS232/RS485/RS422 serial ports streamline connectivity across networks and legacy equipment.
Conforming to EN 61000-6-4, immunity EN 61000-6-2 for installation in industrial environments, emissions EN 61000-6-3, and immunity EN 61000-6, the LRHA04 supports robust EMC performance. A storage temperature range of -20 to +70 °C and 400 g weight make it practical for handling and logistics. Product type designation LRHA04 simplifies specification and traceability in project documentation.
Which communication ports does the Lovato LRHA04 HMI include?
It includes Ethernet, USB and serial (RS232, RS485, RS422 software configurable).
What are the display specifications?
A 4.3" graphic TFT display with a touch screen and 64k colors.
What standards does it conform to for EMC?
It conforms to EN 61000-6-4, immunity EN 61000-6-2 for installation in industrial environments, emissions EN 61000-6-3, and immunity EN 61000-6.
What are the storage temperature and weight values?
Storage temperature is -20 to +70 °C, and the weight is 400 g.
Safety note: Install and commission by qualified personnel. Observe the rated 12-24VDC supply, respect the specified storage temperature range, and follow EMC best practices during installation and wiring.
Product type designation
LRHA04
Storage temperature
-20 to +70 °C
Weight
400 g
HS Code
85371091
No documents available for this product.
Delivery
We offer fast UK delivery on all stocked items. Orders placed before 3pm Monday to Friday are eligible for next-day delivery.
Standard delivery: 2–3 working days
Next-day delivery: available on in-stock items when ordered before 3pm
Express options available — contact us for details
Returns
If you need to return an item, please contact our sales team within 30 days of receipt. Items must be returned unused in their original packaging.
Our service agreements are built to support long term procurement relationships. By working closely with engineering teams and procurement departments, we help streamline purchasing processes while ensuring consistent access to critical components and sourcing support when it matters most.
Priority sourcing and supply support
Flexible payment terms for qualifying organisations
Support for engineering, maintenance, and operations
500 +
Stock lines ready to ship
1,000 +
Same day dispatches
3500 +
Customers supported
28
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● frequently asked questions
Common questions about our products and support
At Led Controls Ltd we help engineers source the right automation and control gear with confidence. below are quick answers to what we are asked most often.
What product ranges do you supply
We supply all leading manfacturers in our industry. we offer next day delivery on most poplour products.
Can you help specify the correct part?
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LED Controls is a specialist distributor of factory automation and industrial controls, supplying OEMs, machine builders, panel builders and end users throughout the UK and worldwide. As a trusted UK distributor for many of the world’s leading automation manufacturers, we provide industrial control products, technical expertise and bespoke automation solutions backed by outstanding customer service.
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...
2025 has been a big year for LED Controls, and our blog has expanded accordingly. We've covered a wide range of topics across industrial control and factory automation this year. From core technology explainers and new product releases to panel building best practice...