About Zhengzhou Weilin Electronic Technology Co., Ltd - Industrial Automation Components Supplier in China

Zhengzhou, China is the location of Zhengzhou Weilin Electronic Technology Co., Ltd, which currently lists five active products in its catalogue. All five items are newly listed Siemens automation components, identified by part numbers such as 6ES7 133-1BL11-OXBO, 6AV6545-0AG10-0AX0, 3RW3046-1AB04, 6ES5 241-1AF12 and 6ES7354-1AH01-0AE0. The product set covers a programmable logic controller (PLC) CPU module, an HMI touch screen, a soft‑start unit, a PLC rack module and a power module. These items belong to the industrial electronics segment and are typically recorded under HS chapter 85 for electronic equipment. The supplier is classified as an imported tier with a harbor trust tier, indicating it sources goods for re‑export.

Product Range and Specialties of Zhengzhou Weilin Electronic Technology Co., Ltd

Zhengzhou Weilin’s five listed items represent core components of a Siemens automation system. The 6ES7 133‑1BL11‑OXBO is a CPU module for the S7‑300 series, typically operating at a 24 V DC supply and supporting up to 1 MB of program memory under IEC 61131‑3. The 6AV6545‑0AG10‑0AX0 is a 7‑inch colour touch screen HMI, commonly offering a resolution of 800 × 480 pixels and a glass‑protective front panel, conforming to IEC 60204‑1 safety standards. The 3RW3046‑1AB04 soft‑start unit is rated for motor currents up to 30 A and provides adjustable ramp‑up times to reduce mechanical stress. The 6ES5 241‑1AF12 is a rack‑mount PLC module providing digital I/O functions, usually supporting 16  -  24 V inputs and outputs. Finally, the 6ES7354‑1AH01‑0AE0 power module supplies the PLC system with a 24 V DC output, typically rated for 10 A continuous current. In the wider market, such Siemens components are supplied in anti‑static poly‑foam packaging, with part numbers matching the factory‑issued documentation.

Trade and Export Information - Zhengzhou Weilin Electronic Technology Co., Ltd

China is a leading exporter of industrial automation hardware, and Siemens‑compatible modules are regularly shipped to Europe, North America and the Asia‑Pacific manufacturing sectors. Products like PLC CPUs and HMIs fall under HS code 8542 (electronic integrated circuits) or 8537 (boards, panels, consoles), and customs authorities often require a CE Declaration of Conformity and test reports confirming compliance with IEC standards. Buyers typically request documentation such as a Type‑Test Certificate, RoHS compliance statement and, where applicable, IECEx certification for equipment used in hazardous locations. Standard export logistics involve FOB or CIF terms, with items packed in anti‑static bags on wooden pallets, containerised in 20‑ft or 40‑ft units depending on order volume. Chinese exporters of automation equipment also adhere to the China Compulsory Certification (CCC) regime for certain electrical products, which may be required by downstream importers.

Sourcing from Zhengzhou Weilin Electronic Technology Co., Ltd - Buyer Guidance

When sourcing from Zhengzhou Weilin, buyers should obtain the official Siemens datasheet for each part number to verify specifications such as voltage, current rating and firmware version. Request a CE Declaration of Conformity, RoHS compliance report and any available type‑test certificates before confirming an order. Because the catalogue lists only standard, off‑the‑shelf Siemens items, minimum order quantities are often as low as a single unit, but lead times in China for new stock typically range from two to four weeks. Verify that packaging includes anti‑static protection and that the shipment is labelled with the correct HS codes to avoid customs delays. It is advisable to arrange a pre‑shipment sample or inspection if large volumes are planned, to confirm that part numbers and firmware levels match the buyer’s system requirements.

What type of automation components does Zhengzhou Weilin list?

The supplier lists five Siemens parts: a S7‑300 CPU module (6ES7 133‑1BL11‑OXBO), a 7‑inch HMI touch screen (6AV6545‑0AG10‑0AX0), a soft‑start unit (3RW3046‑1AB04), a digital I/O rack module (6ES5 241‑1AF12) and a 24 V power module (6ES7354‑1AH01‑0AE0).

Are the listed Siemens parts new or refurbished?

All five items are described as “New” Siemens components in the supplier’s catalogue, indicating they are sourced as new, factory‑sealed units.

Which HS code families are relevant for these products?

Siemens PLC and HMI hardware is generally classified under HS chapter 85, such as 8542 for electronic integrated circuits or 8537 for boards, panels and consoles.

What certifications should a buyer request for these electronics?

Buyers should ask for a CE Declaration of Conformity, a RoHS compliance statement and any applicable IEC type‑test certificates; additional certifications like UL or IECEx may be required for specific applications.

What is a typical lead time for orders from this supplier?

Lead times for new stock of standard Siemens components shipped from China usually fall between two and four weeks, subject to production scheduling and logistics.

How are the products packaged for export?

The items are normally packed in anti‑static poly‑foam or bubble wrap, placed in sealed cartons, and loaded on wooden pallets for 20‑ft or 40‑ft container transport.

Can I order a single unit as a sample?

Minimum order quantities for standard off‑the‑shelf Siemens parts are often one unit, allowing buyers to request a sample before scaling up the purchase.

Which markets commonly import these Siemens automation components?

Major import markets include automotive and general manufacturing facilities in the European Union, United States, and Southeast Asian countries such as Vietnam and Thailand.