Description
ERNI 104445
Reliable PROFIBUS network termination and connection module designed by ERNI for stable fieldbus communication in harsh industrial environments
| Brand | ERNI |
| Model | 104445 |
| Voltage | 24V DC |
| Country of Origin | Germany |
| Weight | 0.12 kg |
| Dimensions | 90 x 65 x 35 mm |
| Warranty | 6 months |
| Certifications | CE, UL, RoHS, PROFIBUS Nutzerorganisation certified |
| SKU / MPN | 104445 |
| What’s in the box | 1x ERNI 104445 Profi-Bus Terminal Module, mounting clips, installation guide |
| Protocol | PROFIBUS DP / PROFIBUS DP-V1 |
| Connector Type | D-Sub 9-pin female (per IEC 61158) |
| Baud Rate | Up to 12 Mbps |
| Termination | Integrated active termination with switch |
| Mounting | DIN Rail (35 mm) or panel mount |
| Operating Temperature | -25°C to +70°C |
Key benefits: Integrated active termination switch, robust D-Sub 9-pin interface, DIN rail mounting, high EMI/RFI shielding, vibration-resistant design, easy installation
Typical applications: PROFIBUS DP network termination, PLC-to-field device connections, factory automation backbones, process industry networks, machine-to-machine communication, control cabinet wiring
Lifecycle: Active product line, expected 10+ years availability with ERNI 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.








Thomas K. –
Good price for such a robust HMI. Technical documentation was clear.