6ES5943-7UB21 Siemens
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6ES5943-7UB21 Siemens

SIMATIC S5, CPU 943 Central processing unit for S5-115U with
€3,208.20 (Excl. VAT) €3,881.92 (inc. VAT)
Tax included
New
New: Product directly from the manufacturer in original sealed packaging. Manufacturer warranty.

New surplus: Brand new equipment never used. Comes from excess materials or leftover from a project. May come in sealed original box, opened original box, or without original box, but equipment is completely new. NOVAUT warranty.

Refurbished: Products given a second life. High-quality products with worn components replaced, boards cleaned and treated. Fully tested to ensure proper functioning, remanufactured products. NOVAUT warranty.

Used: Products that have been used, not tested. NOVAUT warranty in case they do not function correctly.
/ Warranty: 2 years
Only 1 left (stock updated to 2026-07-23)
2-4 days
0.79 Kg
21.50 x 30.80 x 5.30 cm
International deliveries
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6ES5943-7UB21
4025515056010
SIEMENS
SIMATIC S5 SIMATIC_S5 SIEMENS

1 available (stock updated to 2026-07-23)
New
New: Product directly from the manufacturer in original sealed packaging. Manufacturer warranty.

New surplus: Brand new equipment never used. Comes from excess materials or leftover from a project. May come in sealed original box, opened original box, or without original box, but equipment is completely new. NOVAUT warranty.

Refurbished: Products given a second life. High-quality products with worn components replaced, boards cleaned and treated. Fully tested to ensure proper functioning, remanufactured products. NOVAUT warranty.

Used: Products that have been used, not tested. NOVAUT warranty in case they do not function correctly.
/ Warranty: 2 years
Only 1 left (stock updated to 2026-07-23)
2-4 days
0.79 Kg
21.50 x 30.80 x 5.30 cm
International deliveries
Quantity:
Novaut is not an authorized distributor for SIEMENS. This is a SURPLUS product. The original manufacturer's warranty does not apply.
 Calculate Shipping Cost
Free Shipping
to Spain via Correos
Estimated delivery: No estimated delivery specified day(s)
Location: Warehouse 1

Available options

Warehouse Image Reference Condition Availability Delivery time Warranty Price (VAT excl.) Update date
87 Best new option
6ES5943-7UB21 New 1 Available 5-7 days Check
€1,820.80
€2,203.17 VAT incl.
 24-07-2026
6es5943-7ub21SIEMENS
72
6ES5943-7UB21 New 2 Available 3-5 days 1 year
€1,948.00
€2,357.08 VAT incl.
 24-07-2026
CPU: S5-115U CPU943B
1
6ES5943-7UB21 New 1 Available 2-4 days 2 years
€3,208.20
€3,881.92 VAT incl.
 23-07-2026

SIMATIC S5, CPU 943 Central processing unit for S5-115U with
74
6ES59437UB21 New 2 Available 13 days Check
€2,415.00
€2,922.15 VAT incl.
 17-02-2026
Spare part SIMATIC S5, CPU 943 central module for S5-115U with two interfaces
87 Best refurbished option
6ES5943-7UB21 Refurbished 1 Available 5-7 days Check
€252.27
€305.25 VAT incl.
 24-07-2026
6ES5943-7UB21 SIEMENS REFURBISHED
65
6ES5943-7UB21 Refurbished 3 Available 10 days 1 year
€316.00
€382.36 VAT incl.
 24-07-2026
6ES5943-7UB21 SIEMENS REFURBISHED
72
6ES5943-7UB21 Refurbished 2 Available 8-10 days 1 year
€345.09
€417.56 VAT incl.
 24-07-2026
CPU: S5-115U CPU943B
1
6ES5943-7UB21 Refurbished 119 Available 2-4 days 2 years
€302.25
€365.72 VAT incl.
 23-07-2026
SIMATIC S5, CPU 943 Central processing unit for S5-115U with
102
6ES5943-7UB21 Refurbished 4 Available 5-7 days Check
€382.00
€462.22 VAT incl.
 23-07-2026
6ES5943-7UB21 SIEMENS REFURBISHED
96
6ES5943-7UB21 Used 9 Available 5-7 days 3 months
€351.53
€425.35 VAT incl.
 24-07-2026
SIMATIC S5 Zentralbagr. 943, 6ES5943-7UB21
54
6ES5 943-7UB21 Used 1 Available 3-5 days 45 Days
€483.35
€584.85 VAT incl.
 24-07-2026
SIEMENS 6ES5 943-7UB21 SIMATIC S5 CPU PROCESSOR MODULE
105 Best used option
6ES5943-7UB21 Used 1 Available 5-7 days Check
€129.75
€157.00 VAT incl.
 23-07-2026
Siemens SIMATIC S5 6ES5943-7UB21 6ES5 943-7UB21 E: 06 Zentralbaugruppe -used-
102
6ES5943-7UB21 Used 2 Available 5-7 days Check
€382.00
€462.22 VAT incl.
 23-07-2026
6ES5943-7UB21 SIEMENS USED
11
6ES5943-7UB21 Used 2 Available 5-7 days Check
€210.68
€254.92 VAT incl.
 17-02-2026

Siemens Simatic S5 6ES5 943-7UB21 E: 10 CPU -used-
11
6ES5 943-7UB21 Used 4 Available 24-48 h 1 year
€274.17
€331.75 VAT incl.
 17-02-2026
SIMATIC S5, CPU 943 Central processing unit for S5-115U
115
6ES5943-7UB21 Used 2 Available 10 days 6 Months
€506.67
€613.07 VAT incl.
 17-02-2026
General Product Information Code: 6ES5943-7UB21 Brand: Siemens Description: The item is used Dimension ( cm ) : L :21 W :33 H :5 as pictures Weight ( kg ) : 0.9
116
6ES5943-7UB21 Used 1 Available 10 days Check
€687.50
€831.88 VAT incl.
 17-02-2026
6ES5943-7UB21 SIEMENS USED
87
6ES5943-7UB21 Repair service Request repair service 25 days Check
€301.89
€365.29 VAT incl.
 24-07-2026
6ES5943-7UB21 SIEMENS REPAIR
102 Best repair service option
6ES5943-7UB21 Repair service Request repair service 5-7 days Check
€1,746.80
€2,113.63 VAT incl.
 23-07-2026
6ES5943-7UB21 SIEMENS REPAIR
Selected:

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SIMATIC S5, CPU 943 Central processing unit for S5-115U with

6ES5943-7UB21

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