Description
ABB TU845 3BSE021447R1
Reliable redundant module termination unit for ABB S800 I/O systems ensuring continuous operation in critical process automation
| Brand | ABB |
| Model | TU845 3BSE021447R1 |
| Voltage | 24 V DC |
| Country of Origin | Sweden |
| Weight | 0.15 kg |
| Dimensions | 115 x 76 x 45 mm |
| Warranty | 6 months |
| Certifications | CE, UL, ATEX, IECEx |
| SKU / MPN | TU845 3BSE021447R1 |
| What’s in the box | TU845 MTU module, mounting hardware, installation guide |
| Product Type | Module Termination Unit (MTU) |
| I/O Compatibility | S800 I/O Modules (8 channels) |
| Redundancy | Supported (redundant MTU configuration) |
| Signal Type | Analog and Digital I/O termination |
| Connection | Screw terminal blocks, field wiring interface |
| Series | ABB S800 I/O System 800xA |
Key benefits: Hot-swappable design, redundant MTU support, robust industrial construction, seamless integration with 800xA system, easy installation and maintenance
Typical applications: Process industry automation, power plants, oil and gas facilities, pulp and paper mills, water treatment plants, DCS and PLC control systems
Lifecycle: Active product, long-term availability with ABB support and spare parts
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.








Steven R. –
Good price for such a robust HMI. Technical documentation was clear.