Cable voltage drop
Resistive voltage-drop estimate for copper cable using one-way length.
Open calculatorSpecialist electrical and industrial automation store
Industrial automation store and knowledge hub
Understand the part. Choose it. Source it.
Find a part number, review its specifications and datasheet, and request a quotation.
New guideHMI or SCADA: which architecture fits your project?
Two tools for today's workbench
All toolsOhm's law and DC power
Find voltage, current, resistance and power in a resistive circuit from two independent quantities.
Open calculatorRead, explore and make informed choices
All articles6 minute read
What is WinCC Unified, and when do you need SCADA instead of a standalone HMI?
A visualization architecture selection guide: from a local machine panel to line-wide monitoring, with a practical example and a pre-quotation checklist.
Read guide
11 minute read
Electrical installation design checklist: from load estimates to cable and protection selection
Reliable electrical installation design does not start with cable selection. First document loads, operating modes, actual demand, supply architecture and protection constraints.
Read guide
11 minute read
Designing your first IO-Link project: from sensor to PLC and IIoT
Select the IO-Link master, sensors and topology by considering port count and class, cycle time, IODD files and the data path to the PLC or IIoT system together.
Read guideSelected store products
Browse all products
Your store, wherever you work
Use our Android app to find equipment and track requests, or access the website on iPhone and desktop.
Get the app and installation guidePart-number search
Find the exact model in the shared website and app catalog
Scan part numbers in the Android app
Read the equipment code with your camera and review the search results
Technical specifications and datasheets
Review available documents and send your equipment list for a quotation