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About the Siemens 6ES
The Siemens 6ES series offers modular, industrial PLC components designed for reliable automation. Known for flexible I/O options and broad fieldbus support, the 6ES range suits machine control, production lines and retrofit projects where uptime and expandability matter.
- Trusted Seller
Siemens Simatic S7-300 Interface Module - 6es7361-3ca01-0aa0
- Manufacturer: Siemens
- Model: 6ES
New Open Box Name: Simatic S7-300 Interface Module | Arrival date: 08-25-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Electrical: 5W, 500mA, 24VDC | Weight (lb.): 1 | Available quantity: 1
$50 USDEuclid, OH - Trusted Seller
Siemens Simatic S7-300 Connecting Cable - 6es7368-3cb01-0aa0
- Manufacturer: Siemens
- Model: 6ES
New Factory Sealed Name: Simatic S7-300 Connecting Cable | Arrival date: 08-25-2025 | Dimensions l x w x h (inches): 11 x 9 x 7 | Weight (lb.): 3 | Available quantity: 2
$66 USDEuclid, OH - Trusted Seller
Siemens Connecting Module - 6es7194-4da00-0aa0
- Manufacturer: Siemens
- Model: 6ES
Made In Germany, New Open Box Name: Connecting Module | Arrival date: 09-06-2025 | Dimensions l x w x h (inches): 9 x 9 x 5 | Weight (lb.): 1 | Available quantity: 6
$60 USDEuclid, OH - Trusted Seller
Siemens Simatic S7-300 Analog Input Sm331 Module - 6es7311-1kf02-0ab0
- Manufacturer: Siemens
- Model: 6ES
New Open Box Name: Simatic S7-300 Analog Input Sm331 Module | Arrival date: 08-14-2025 | Dimensions l x w x h (inches): 7 x 7 x 5 | Weight (lb.): 1 | Available quantity: 1
$190 USDEuclid, OH 
SIEMENS,6ES7277-0AA22-0XA0,PROFIBUS DP MODULE NOS
- Manufacturer: Siemens
- Model: 6ES
New, installed but never used. NOS. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Please review the pictur...
$160 USDGalion, OH
SIEMENS,6ES5135-3UA41,CHASSIS/6ES5955-3NA12 POWER SUPPLY NOS
- Manufacturer: Siemens
- Model: 6ES
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$3,000 USDGalion, OH
SIEMENS,6ES7321-1BL00-0AA0,INPUT MODULE
- Manufacturer: Siemens
- Model: 6ES
What's Included? See photos. We try our best to provide full details of each item and any included accessories, but if it's not shown in the photos then it will not be included with the item. 30-Day Easy Returns ...
$24 USDGalion, OH
Siemens,6ES7090-0XX84-4HA0,Simovert Bus-Adapter Version B
- Manufacturer: Siemens
- Model: 6ES
NEW OLD STOCK. Please see pictures for details. Bin 122
$50 USDGalion, OH
SIEMENS,6ES7138-4CA01-0AA0,POWER MODULE LOT OF 3
- Manufacturer: Siemens
- Model: 6ES
Used in good condition. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Please review the pictures to make s...
$16 USDGalion, OH
SIEMENS,6ES7216-2BD22-0XB0,COMPACT UNIT NOS
- Manufacturer: Siemens
- Model: 6ES
New, installed but never used. NOS. Please see pictures for details and condition. You will receive what’s in the pictures. If we have multiples of the same item, the pictures may differ. Please review the pictur...
$240 USDCrestline, OH- Trusted Seller
Siemens 6ES5 252-3AA21 Simatic Analog I/O Closed Loop Control Module
- Manufacturer: Siemens
- Model: 6ES
Used, in Good Working Condition. If this item ships as Flat Rate Freight please see details in Shipping tab
$752 USDMillersburg, IN - Trusted Seller
Siemens 6ES5 244-3AA21 PLC Slot Card Circuit Board Module
- Manufacturer: Siemens
- Model: 6ES
Used, in Good Working Condition. If this item ships as Flat Rate Freight please see details in Shipping tab
$850 USDMillersburg, IN - Trusted Seller
Siemens 6ES5 252-3AA21 Simatic Analog I/O Closed Loop Control Module
- Manufacturer: Siemens
- Model: 6ES
Used, in Good Working Condition. Has Adapter Casing 6ES5 491-0LB11 If this item ships as Flat Rate Freight please see details in Shipping tab
$752 USDMillersburg, IN - Trusted Seller
Siemens 6ES5244-3AA21 Temperature Control Board
- Manufacturer: Siemens
- Model: 6ES
Removed from a working environment Loc 163 If this item ships as Flat Rate Freight please see details in Shipping tab
$812 USDMillersburg, IN - Trusted Seller
Siemens 6ES7194-4GA60-0AA0 Module Rack, SIMATIC, 1000mm **NEW IN BOX*
- Manufacturer: Siemens
- Model: 6ES
All parts ordered before 3:30 pm (EST) typically ship same day via UPS, FedEx, or USPS! If the order is placed after 3:30 pm and you still would like it send out same day, feel free to reach out to us and we will...
$18 USDMuskegon, MI 
Siemens 6ES5244-3AA22 Programmable Logic Controllers (PLC)
- Manufacturer: Siemens
- Model: 6ES5244-3AA22
Good condition Siemens 6ES5244-3AA22 Programmable Logic Controllers (PLC)s. Located in USA and other countries. Click request price for more information.
USA
