Description
YOKOGAWA EC401-10
High-accuracy 4-electrode conductivity sensor designed for reliable measurement in demanding industrial process environments
| Brand | YOKOGAWA |
| Model | EC401-10 |
| Voltage | Not specified (passive sensor) |
| Country of Origin | Japan |
| Weight | 0.45 kg |
| Dimensions | 175 x 26 mm (sensor body) |
| Warranty | 6 months |
| Certifications | CE, RoHS |
| SKU / MPN | EC401-10 |
| What’s in the box | EC401-10 Conductivity Electrode, instruction manual, calibration certificate |
| Cell Constant | 0.1 cm−1 |
| Measurement Range | 0 to 5000 mS/cm |
| Temperature Sensor | Built-in Pt1000 |
| Wetted Material | Stainless Steel 316L, PEEK |
| Process Connection | 3/4 NPT male |
| Cable Length | 10 m integrated |
Key benefits: Wide measurement range, built-in temperature compensation, robust 316L stainless steel construction, minimal maintenance, superior chemical resistance, stable long-term performance
Typical applications: Water and wastewater treatment, chemical processing, pulp and paper, food and beverage, pharmaceutical manufacturing, cooling tower monitoring, boiler feedwater analysis
Lifecycle: Active product, long-term availability with Yokogawa global support
Our Advantages
Exact match for many brands
We make replacements easy with an exact match for almost any brand.
We use OEM catalogs to match your part number
Don't worry about ordering the wrong part by matching your part number with our OEM catalogs.
Competitively priced
Shop with confidence knowing we are offering very competitive pricing!
Orders usually ship the same day
Rest assured your order will arrive as soon as possible knowing we usually ship the same day.
Individually inspected
Before any package is shipped we carefully inspect every product to ensure quality.
Guaranteed for one full year
All of our New Surplus and Reconditioned products come with a 1 year warranty.
Run Business
Building a reputation for quality products at a reasonable price. Our inventory is far more extensive than what can be represented on our web site, so please call one of our knowledgeable salesmen with your specific needs.








Kevin H. –
Excellent build quality on the terminal blocks. Makes panel wiring neat and fast.