The Siemens 6ES5946-3UA22 is a central processing unit (CPU 946) designed for the SIMATIC S5-155U programmable logic controller system. This module serves as the primary intelligence for the S5-155U automation platform, handling complex logic control, arithmetic operations, and system management tasks in industrial environments. Please note that this component has been discontinued by the manufacturer and is primarily utilized for maintenance and legacy system support.
Features
- Designed specifically for integration with the S5-155U controller series.
- High-performance processing capabilities for demanding industrial automation tasks.
- Robust architecture suitable for long-term operation in established control systems.
- Reliable interface for S5 backplane communication.
Applications
This CPU module is intended for use in legacy Siemens SIMATIC S5-155U automation systems. It is commonly deployed in heavy industrial sectors, including manufacturing, power generation, and process control, where S5 infrastructure remains in active service.
Technical Specifications
| Manufacturer | Siemens |
| Model | 6ES5946-3UA22 |
| Series | SIMATIC S5-155U |
| Type | CPU 946 Processor Module |
| Status | Discontinued |
| Tariff Code | 8537109060 |
Installation Guidelines
- Ensure the power supply is completely disconnected before attempting to install or remove the CPU module from the rack.
- Handle the module using proper ESD (electrostatic discharge) protection to prevent damage to internal circuitry.
- Verify that the module is correctly seated in the designated slot of the S5-155U rack to ensure proper backplane connectivity.
- Maintain adequate ventilation around the controller rack to prevent thermal stress on the processor.
- Check all cable connections for secure seating before restoring power to the system.
FAQ
Is the 6ES5946-3UA22 still being manufactured? No, this module has been officially discontinued by Siemens. It is typically sourced for the maintenance of existing legacy systems.
What system is this CPU compatible with? This processor is specifically designed for the Siemens SIMATIC S5-155U series.
What's clients say about us
Excellent Emergency Support!
Our production line was down due to a faulty Bently Nevada monitor. We found it in stock here and they shipped it via DHL immediately. Back in operation within 48 hours—truly a lifesaver for our plant.
Mark Thompson
Maintenance Manager, USAReliable Source for New Spares
Finding brand new, original modules is critical for our safety. This team delivers factory-fresh components with full certification. Their commitment to only selling new products makes them our most trusted partner.
Robert Hoffmann
Engineering Lead, GermanyTop-tier Service and Quality
We have sourced Honeywell and Schneider parts here for two years. Every shipment arrives well-packaged with original factory seals intact. Clear communication and the best lead times in the industry.
Lucas Müller
Operations Director, GermanyRelated Products
Siemens 6ES7315-1AF03-0AB0 SIMATIC S7-300 CPU 315
$80.00
$150.00
Woodward ESAYGEN-3000 Series Genset Controller
$120.00
$180.00
ProSoft MVI69-ADM C Programmable Application Development Module
$100.00
$150.00
GE IS200BPAIH1ACB Mark VI Analog I/O Processor Board
$99.00
$199.00
GE IS420UCSCS2A Mark VIeS Dual Core Safety Controller Module
$99.00
$199.00
Foxboro 43AP-FA42C-PC Series Pneumatic Indicating Controller
$99.00
$199.00
Foxboro 761CNA-AT 760 Series Single Station Controller
$99.00
$199.00
Honeywell MC-TSTX03 Smart Transmitter Interface Processor FTA
$172.00
$340.00
Woodward 9907-163 Microprocessor-Based Turbine Controller
$120.00
$180.00
Siemens 6DR2104-4 SIPART DR 21 Process Controller
$80.00
$150.00
Honeywell CC-PCNT01 C300 Control Processor Module
$172.00
$340.00
Siemens 6ES5928-3UA11 SIMATIC S5 CPU 928A Processor Module
$80.00
$150.00
Honeywell 10012/1/2 FSC Central Processing Unit Module
$172.00
$340.00
GE Fanuc IC610CPU105 Series One CPU Module
$99.00
$199.00
Schneider Electric TSXP57153 Modicon Premium Processor Module
$172.00
$340.00
GE Fanuc IC693CPU313 Series 90-30 Embedded CPU Baseplate
$99.00
$199.00
Siemens 6ES5946-3UA21 Simatic S5 CPU 946 Module
$99.00
$150.00
ABB PM864AK01 3BSE018161R1 Processor Unit Kit
$99.00
$199.00
Ovation 4D33942G01 Controller Slot Rack
$145.00
$200.00
Schneider TSXDMF342A PLC Expansion Unit
$172.00
$340.00
Siemens 6ES5526-3LA01 Simatic S5 Communications Processor
$99.00
$150.00
Siemens 6ES5581-0ED14 SIMATIC CP581 Processor Module
$80.00
$150.00
Schneider Electric TSXP57354M Unity Processor
$172.00
$340.00
General Electric IC693CHS397K 5-Slot CPU Baseplate
$99.00
$199.00
ABB CPM810 Common Processor Module
$99.00
$199.00
ABB PM860K01 3BSE018100R1 AC 800M Processor Unit Kit
$99.00
$199.00
Allen-Bradley 1756-L55M16 ControlLogix Logix5555 Processor
$98.00
$126.00
ABB DSMC112 57360001-HC FlexSK Controller Board
$99.00
$199.00
Honeywell 620-1036 Processor Control Module
$172.00
$340.00
Foxboro ZCP270 P0926CP I/A Series Control Processor Module
$99.00
$199.00
43AP-FA42C-PC Foxboro Pneumatic Indicating Controller
$99.00
$199.00
FDC280 RH101FQ Foxboro Field Device Controller 280
$99.00
$199.00
Siemens 6ES7315-2EH13-0AB0 SIMATIC S7-300 CPU 315-2 PN/DP
$99.00
$150.00
Honeywell MC-PDOX02 51304487-150 Digital Output Processor Module
$172.00
$340.00
Siemens 6DR2004-1 SIPART DR20 Process Controller
$80.00
$150.00
Siemens 6DD1600-0AF0 Simadyn D PM16 Processor Module
$80.00
$150.00
Woodward 8440-1800 Genset Controller
$120.00
$180.00
ABB GJR5253000R0276 Advant Controller 31 Basic Unit 07KT97
$100.00
$200.00
Guide
Translation missing: en.general.search.loading