# Extension Rack, 9 Slots, 257.5 mm x 27.5 mm x 290 mm, SIMATIC S7-400 Series Controllers

![Product image](https://novapart.co/image/farnell:3555868/)

**URL**: https://novapart.co/products/6ES7403-1JA01-0AA0/extension-rack-9-slots-2575-mm-x-275-290-simatic
**SKU**: 6ES7403-1JA01-0AA0
**Manufacturer**: SIEMENS
**Category**: Automation & Process Control || Industrial Switches & Control Stations || Industrial Switch Accessories
**Price**: €494.8100
**Stock**: 10+

## Specifications

| Parameter | Value |
|---|---|
| Svhc | To Be Advised |
| For Use With | Siemens SIMATIC S7-400 Series Controllers |
| Product Range | - |
| Accessory Type | Extension Rack |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:3555868/)

**6ES7403-1JA01-0AA0** 

**Data sheet** 

SIMATIC S7-400, extension rack ER2 with 9 slots, only for signal modules 2 redundant PS can be plugged in 

|aon<br>cee<br>ee<br>ee ee<br>ee<br>eee<br>eee ee<br>bie|<br>i<br>Sea,<br>eal eat) ee)fe fe<br>a<br>eed a<br>i<br>ci)<br>(ari<br>[ate<br>feel<br>(etal<br>wire | [areas]<br>(ame<br>Baroe<br>fol<br>fo)<br>oy<br>foe<br>fol<br>io}<br>Kop<br>gd|SIMATIC S7-400, extension rack ER2 with 9 slots, only for signal modules 2<br>redundant PS can be plugged in|SIMATIC S7-400, extension rack ER2 with 9 slots, only for signal modules 2<br>redundant PS can be plugged in|SIMATIC S7-400, extension rack ER2 with 9 slots, only for signal modules 2<br>redundant PS can be plugged in|
|---|---|---|---|
|**General information**||||
|Product type designation|ER2|||
|**Hardware configuration**||||
|Rack||||
|● Communication bus|No|||
|● P bus|Yes|||
|Slots||||
|● Number of slots|9|||
|**Standards, approvals, certificates**||||
|CE mark|Yes|||
|UKCA mark|Yes|||
|UL approval|Yes|||
|FM approval|Yes|||
|RCM(formerlyC-TICK)|Yes|||
|KC approval|Yes|||
|EAC(formerlyGost-R)|Yes|||
|CCC|Yes|||
|**Ambient conditions**||||
|Ambient temperature duringoperation||||
|● min.|0 °C|||
|● max.|60 °C|||
|Ambient temperature duringstorage/transportation||||
|● min.|0 °C|||
|● max.|70 °C|||
|**Dimensions**||||
|Width|257.5 mm|||
|Height|290 mm|||
|Depth|27.5 mm|||
|**Weights**||||
|Weight, approx.|2 200g|||
|**Classifications**||||
|eClass<br>eClass<br>eClass<br>eClass<br>eClass||**Version**|**Classification**|
|||14<br>12<br>9.1<br>9<br>8|27-24-22-03<br>27-24-22-03<br>27-24-22-03<br>27-24-22-03<br>27-24-22-03|



6ES74031JA010AA0 Page 1/2 

Subject to change without notice © Copyright Siemens 

5/22/2026 

||||eClass||7.1<br>27-24-22-03|
|---|---|---|---|---|---|
||||eClass||6<br>27-24-22-03|
||||ETIM||10<br>EC000810|
||||ETIM||9<br>EC000810|
||||ETIM||8<br>EC000810|
||||ETIM||7<br>EC000810|
||||IDEA||4<br>3560|
||||UNSPSC||15<br>32-15-17-04|
|**Approvals / Certificates**<br>~~a~~||||||
|**General Product Approval**||||||
|c¢|Miscellaneous<br>~~—~~|~~—~~<br>UK<br>ca|~~—~~<br> ®|~~—~~|~~—~~<br>([<br>@|
|**General Product Approval**||**EMV**|||**For use in hazardous locations**|
|China RoHS<br>~~—~~|Miscellaneous<br>~~—~~|&|&||®|
|**For use in hazardous locations**|**For use in hazardous locations**|||||
|Declaration of Con-<br>formity<br>FM<br>~~es~~||qQ|a||Type Examination Cer-<br>tificate<br>~~—~~<br>&|
|**Maritime application**||||||
||||||NK / Nippon Kaiji Ky-|
||||||okai|
|||||||
|**Maritime application**||**Environment**||||
||CCS (China Classifica-|||||
||tion Society)|||||
|**last modified:**||6/7/2025|3|||



6ES74031JA010AA0 Page 2/2 

Subject to change without notice © Copyright Siemens 

5/22/2026 



## Links

- [View this product on Novapart](https://novapart.co/products/6ES7403-1JA01-0AA0/extension-rack-9-slots-2575-mm-x-275-290-simatic)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/siemens/6es7403-1ja01-0aa0/extension-rack-9slot-257-5x290x27/dp/3555868)
---

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