Siemens 6ES7421-7BH01-0AB0 SIMATIC S7-400, digital input SM 421

Siemens 6ES7421-7BH01-0AB0 SIMATIC S7-400, digital input SM 421.FAST SHIP/BRAND NEW

SIMATIC S7-400, digital input SM 421, isolated 16 DI; 24 V DC with 0.05 ms input delay alarm, diagnostics

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3) AC31 series controller module

4) 800xA series modules

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ABB Drives

Our Services

1、 All our products are new and original, and of good quality.

2、  Our prices are very competitive.

3、  We have a large quantity in stock, so we could help the customers to get the components which are difficult to get.

4、  All inquiries will be valued and will reply in 24 hours.

5、  Fast shipping, and good after-sale service

6、  We will ship the items within 1-3 working days after the payment is received.

7、 Good package to protect the products. 

Honeywell System Configuration

1. Control Processor

2. Fault Tolerant Ethernet Bridge ( FTEB )

3. ControlNet Interface ( CNI )

4. Redundancy Module ( RM )

5. IOLIM ( I/O Link Interface Module )

6. PM I/O Cards

7. FTA Cards

8. FSC Module

9. UCN Board

Application Industry

1. Power industry, the elevator industry, parking lot, automobile, automobile supporting.

2. Feed industry, aluminum smelting machinery, refrigeration industry.

3. Iron and steel industry, combustion control system, non-ferrous metal smelting.

4. Glass industry, engineering machinery, textile machinery, water treatment.

FAQ & Contact

Q: Are you a trading company or a manufacturer?

A: We are a trading company.

Q: What is your lead time?

A: It usually takes one to three days if we have it in stock. If the goods are not in stock, you need to negotiate.

Q: Does your company provide samples? Is it free or do you charge extra?

A: It depends on the goods you need and the quantity you order.

Q: What are your terms of payment?

A: 100%  T/T before shipping. If the quantity is large, we can negotiate.

Packing & Delivery

1)100% brand New and Original Factory Seal!

2)Warranty: 1 year

3)Package: Original packing with cartons.

4)Delivery time: Shipped in 3-7 days after payment

5) All the goods will be tested before shipment.

Our Main Products

Rockwell: Allen- Bradley

1) ControlLogix 1756 series controller

2) CompactLogix 1769 series controller

3) SLC 500 1747 1746 Series Controller

4) PLC-5 1771 1785 series controller

5) ProSoft MVI69/PS69/MVI56/MV194/MV171/MV146/3150

6) ICS TRIPLEX trusted system