How are used, refurbished, or surplus Siemens components tested?

Every Siemens unit undergoes physical inspection, date code verification, and packaging checks. Refurbished or pull units receive functional power-on bench testing under load with video documentation shared prior to dispatch, supported by our standard warranty.

Can I source discontinued or hard-to-find Siemens parts?

Yes, we specialize in legacy and end-of-life Siemens modules and accessories no longer quoted by factory channels. When direct original units are depleted, our technical team assists with pin-to-pin and functional drop-in cross-references.

How do I request a quote or submit a multi-line Siemens BOM?

Submit your Bill of Materials (BOM) in Excel, CSV, or by entering part numbers in the RFQ form. Our sourcing desk consolidates all Siemens lines into a single competitive quote with firm lead times within one business day.

BOM / RFQ

Siemens

Siemens distributor and supplier — AO Ctrl is an independent China distributor of the SIMATIC control family: S7-1200 and S7-1500 controllers, the legacy S7-300 and S7-400 ranges, HMI panels, SINAMICS drives and SIMOTICS motors, including discontinued S7-200/S7-300 modules and allocation-constrained lines. Condition of every line is stated on the quote.

Independent China Distributor119,124partsFast Global DeliveryCondition-Stated Per Part

10000 products

Series

Current

Voltage

Power

Frequency

Poles

Results: 10,000

6SL3126-2TE21-8AA3

Double Motor Modules in booksize format

Ref. price$1,918.97

Lead time on requestGet quote

6SL3420-1TE15-0AX1

Lead time on requestGet quote

6SL3563-6DF71-0RH1

Lead time on requestGet quote

6SL3120-1TE21-0AD0

Single Motor Modules in booksize format

Ref. price$879.00

Lead time on requestGet quote

6SL3120-2TE21-8AC0

Double Motor Modules in booksize format

Ref. price$1,787.80

Lead time on requestGet quote

6SL3120-1TE15-0AD0

Single Motor Modules in booksize format

Ref. price$669.29

Lead time on requestGet quote

6SL3040-1MA00-0AA0

CU320-2 Control Unit

Ref. price$584.20

Lead time on requestGet quote

6SL3120-2TE15-0AD0

Double Motor Modules in booksize format

Ref. price$1,002.03 – $1,724.00

Lead time on requestGet quote

6SL3162-2BM01-0AA0

DC link adapters for booksize and booksize compact formats

Ref. price$128.27

Lead time on requestGet quote

6SL3055-0AA00-3KA0

TM120 Terminal Module

Ref. price$213.36

Lead time on requestGet quote

6SL3162-1AD00-0AA0

Ref. price$19.05

Lead time on requestGet quote

6SL3120-1TE24-5AC0

Single Motor Modules in booksize format

Ref. price$2,435.86 – $2,873.00

Lead time on requestGet quote

6SL3120-1TE26-0AC0

Single Motor Modules in booksize format

Ref. price$3,092.45

Lead time on requestGet quote

6SL3532-6DF71-0RA1

Lead time on requestGet quote

6SL3130-1TE22-0AA0

Basic Line Modules in booksize format

Ref. price$784.86

Lead time on requestGet quote

6SL3120-1TE22-4AC0

Single Motor Modules in booksize format

Ref. price$1,464.31

Lead time on requestGet quote

6SL3126-1TE13-0AA4

Single Motor Modules in booksize format

Ref. price$674.37

Lead time on requestGet quote

6SL3400-1AE31-0AA1

Braking Module in booksize compact format

Ref. price$506.73

Lead time on requestGet quote

6SL3430-6TE21-6AA1

Smart Line Modules in booksize compact format

Ref. price$1,047.75

Lead time on requestGet quote

6SL3555-2DA00-0AA0

Lead time on requestGet quote

6SL3163-1AM00-0AA0

Lead time on requestGet quote

6SL3100-1CE14-0AA0

Capacitor Module in booksize format

Ref. price$899.16

Lead time on requestGet quote

6SL3420-2TE11-7AA1

Double Motor Modules in booksize compact format

Ref. price$874.40

Lead time on requestGet quote

6SL3162-1AF00-0AA1

Ref. price$19.05

Lead time on requestGet quote

6SL3162-1AH01-0AA0

Ref. price$21.59

Lead time on requestGet quote

6SL3163-1AF00-0AA0

Ref. price$20.32

Lead time on requestGet quote

6SL3420-2TE13-0AA1

Double Motor Modules in booksize compact format

Ref. price$1,017.27

Lead time on requestGet quote

6SL3420-1TE21-0AA1

Single Motor Modules in booksize compact format

Ref. price$764.54

Lead time on requestGet quote

6SL3120-2TE21-8AD0

Double Motor Modules in booksize format

Ref. price$1,724.00 – $2,058.67

Lead time on requestGet quote

6SL3540-6DF71-0RB2

Lead time on requestGet quote

6SL3542-6DF71-0RG2

Lead time on requestGet quote

6SL3420-2TE15-0AA1

Double Motor Modules in booksize compact format

Ref. price$1,069.34

Lead time on requestGet quote

Showing 7713–7744 of 10000

Siemens by category

Servo Motors6,565 PLC I/O & Expansion Modules382 PLCs (Programmable Logic Controllers)296 PLC Communication Modules238 Process / Temperature Controllers185 Digital Output Modules163 Analog Input Modules113

Siemens series

SIMATIC Industrial PC2,178 SIMATIC S7 PLC1,052 Siemens 6AG1 Plcs Series808 SIMATIC HMI Panel631 SIMATIC S7 PLC614 Siemens 3VA9 Breaker Accessories Series483 SIMATIC S7 PLC458 Siemens 3VM1 Molded Case Breakers Series453

About Siemens Distribution & Sourcing

What buyers ask when they search Siemens distributor.

Selecting & comparing

Siemens stock availability
Factory lead time bypass
BOM consolidation

Buying & lead time

RFQ & volume pricing tiers
Express dispatch & DDP customs
Warranty & DOA replacement

Background

Obsolete & EOL spares sourcing
Refurbished testing & verification
Cross-reference alternatives

Frequently Asked Sourcing & Technical Questions

Q:Is AO Ctrl an authorized distributor for Siemens?

AO Ctrl operates as an independent stocking distributor and sourcing agent, not a single-brand authorized dealer. This independence allows us to source active, allocation-constrained, and obsolete Siemens parts across the global supply chain without franchise restrictions.

Q:How fast can in-stock Siemens parts be dispatched?

Verified in-stock Siemens components are prioritized for rapid international express dispatch (DHL, FedEx, UPS); exact timing is confirmed per order. Global DDP door-to-door delivery is available to eliminate customs delays for urgent machine-down requirements.

Other manufacturers

6SL3126-2TE21-8AA3

Double Motor Modules in booksize format

Ref. price$1,918.97

Lead time on requestGet quote

6SL3420-1TE15-0AX1

Lead time on requestGet quote

6SL3563-6DF71-0RH1

Lead time on requestGet quote

6SL3120-1TE21-0AD0

Single Motor Modules in booksize format

Ref. price$879.00

Lead time on requestGet quote

6SL3120-2TE21-8AC0

Double Motor Modules in booksize format

Ref. price$1,787.80

Lead time on requestGet quote

6SL3120-1TE15-0AD0

Single Motor Modules in booksize format

Ref. price$669.29

Lead time on requestGet quote

6SL3040-1MA00-0AA0

CU320-2 Control Unit

Ref. price$584.20

Lead time on requestGet quote

6SL3120-2TE15-0AD0

Double Motor Modules in booksize format

Ref. price$1,002.03 – $1,724.00

Lead time on requestGet quote

6SL3162-2BM01-0AA0

DC link adapters for booksize and booksize compact formats

Ref. price$128.27

Lead time on requestGet quote

6SL3055-0AA00-3KA0

TM120 Terminal Module

Ref. price$213.36

Lead time on requestGet quote

6SL3162-1AD00-0AA0

Ref. price$19.05

Lead time on requestGet quote

6SL3120-1TE24-5AC0

Single Motor Modules in booksize format

Ref. price$2,435.86 – $2,873.00

Lead time on requestGet quote

6SL3120-1TE26-0AC0

Single Motor Modules in booksize format

Ref. price$3,092.45

Lead time on requestGet quote

6SL3532-6DF71-0RA1

Lead time on requestGet quote

6SL3130-1TE22-0AA0

Basic Line Modules in booksize format

Ref. price$784.86

Lead time on requestGet quote

6SL3120-1TE22-4AC0

Single Motor Modules in booksize format

Ref. price$1,464.31

Lead time on requestGet quote

6SL3126-1TE13-0AA4

Single Motor Modules in booksize format

Ref. price$674.37

Lead time on requestGet quote

6SL3400-1AE31-0AA1

Braking Module in booksize compact format

Ref. price$506.73

Lead time on requestGet quote

6SL3430-6TE21-6AA1

Smart Line Modules in booksize compact format

Ref. price$1,047.75

Lead time on requestGet quote

6SL3555-2DA00-0AA0

Lead time on requestGet quote

6SL3163-1AM00-0AA0

Lead time on requestGet quote

6SL3100-1CE14-0AA0

Capacitor Module in booksize format

Ref. price$899.16

Lead time on requestGet quote

6SL3420-2TE11-7AA1

Double Motor Modules in booksize compact format

Ref. price$874.40

Lead time on requestGet quote

6SL3162-1AF00-0AA1

Ref. price$19.05

Lead time on requestGet quote

6SL3162-1AH01-0AA0

Ref. price$21.59

Lead time on requestGet quote

6SL3163-1AF00-0AA0

Ref. price$20.32

Lead time on requestGet quote

6SL3420-2TE13-0AA1

Double Motor Modules in booksize compact format

Ref. price$1,017.27

Lead time on requestGet quote

6SL3420-1TE21-0AA1

Single Motor Modules in booksize compact format

Ref. price$764.54

Lead time on requestGet quote

6SL3120-2TE21-8AD0

Double Motor Modules in booksize format

Ref. price$1,724.00 – $2,058.67

Lead time on requestGet quote

6SL3540-6DF71-0RB2

Lead time on requestGet quote

6SL3542-6DF71-0RG2

Lead time on requestGet quote

6SL3420-2TE15-0AA1

Double Motor Modules in booksize compact format

Ref. price$1,069.34

Lead time on requestGet quote