What is the MOQ? Do you support sample orders?

Sample orders have no MOQ limit - you are welcome to test samples. For bulk orders, MOQ depends on the product, typically 1 pieces.

Do you provide installation guidance and after-sales support?

Yes. We provide detailed installation manuals, video tutorials, and remote technical support. For system integration projects, we can also offer on-site guidance or recommend local installers.

Delivery is made by sea freight in custom wooden crates with shock-absorbing protection. Delivery time varies by destination port and shipping method. For urgent orders, air freight is also available. Contact us for the latest shipping quote and lead time to your country.

Do you accept OEM/customization?

Yes, we offer OEM service: Custom logo and packaging (MOQ: 20 units) Custom voltage configuration (24V / 48V / 51.2V) Available capacity: 15kWh / 20kWh / 30kWh / 40kWh Custom enclosure color (MOQ: 20 units) Please contact us with your requirements for a custom quote.

America Power Automatic Transfer Switch Complete Set VFD ATS Ship Use Power Distribution Equipment

Name: America Power Automatic Transfer Switch Complete Set VFD ATS Ship Use Power Distribution Equipment
Brand: SINO ZHENG INDUSTRIAL INC.
SKU: 2189824732

Henan, ChinaSINO ZHENG INDUSTRIAL INC.

US$1,150.00-13,200.00

1 Piece

Sample price:US$1580.00/piece.Request sample

Product profile

Customization

Available

After-sales Service

Available

Warranty

25 Years Warranty

Condition

New

Certification

ISO, CB, CE

Application

Home, Industrial, Commercial

Specification

Normal

Product Name

20-150kw Solar Energy System

Load Power (W)

50 Kw, 30 Kw, 20 Kw, 100kw

Mounting Type

Ground Mounting/Roof Mounting

Solar Panel Type

Monocrystalline Silicon, Polycrystalline Silicon

Battery Type

Lead-Acid, Lithium Ion

Controller Type

MPPT, PWM

Pre-Sales Project Design

Available

Output Voltage (V)

EU: 220-240/380-400V Us: 110/120/208/240/277/480V

Output Frequency

50/60 Hz

Work Time (H)

24 Hours

Grid Type

off Grid/Hybrid

Optional Part

Energy Storage Battery

Technical Support

Solar System Installation video

Application Field

Home Solar Energy Storage System

Transport Package

Wooden Case

Specification

Commercial/Industrial/Home

Trademark

HAHEEN

Origin

Suzhou, China

HS Code

850760

Production Capacity

10000 Pieces Per Year

Key features

Solar Panel Type: Available in both Monocrystalline and Polycrystalline Silicon, offering flexibility in performance and cost for different project needs.

Inverter Type: Equipped with a Pure Sine Wave Inverter, ensuring stable and high-quality power output for sensitive electronics and appliances.

Battery Type: Compatible with both Lead-acid and Lithium Ion batteries, providing options for different energy storage requirements and lifespans.

Monocrystalline Silicon Panels: Monocrystalline silicon panels provide higher efficiency and better performance in low-light conditions, ensuring reliable energy generation.

MPPT Controller: The MPPT controller maximizes the power output from solar panels by adjusting to the optimal voltage, enhancing overall system efficiency.

Lithium Ion Battery: Lithium-ion batteries offer high energy density and longer cycle life, ensuring a stable and efficient energy storage solution.

PV Rapid Shutdown Control: PV rapid shutdown control ensures safety during maintenance and emergency situations by quickly disconnecting the power, reducing the risk of electrical hazards.

Company profile

Importers and ExportersFast DeliveryR&D Capabilities

SINO ZHENG INDUSTRIAL INC.

Henan, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2015-05-25Nearest Port: ZHENGZHOU, QINGDAO, SHANGHAIAverage Response Time: ≤3.98hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, CFR, CIF, CPT, EXW

AI-Powered supplier vetting

SummarySINO ZHENG INDUSTRIAL INC. is identified as both a trading company and manufacturer/factory in China, offering magnesium wheels, welding wire, heatsinks, anodes, plates, and related products. It reports ISO 9001 and ISO 14001 certifications, more than 10 production lines, 6–10 R&D engineers, and 6–10 quality-control staff. Export activity is established, with 71%–90% of sales from exports, self-operated import/export rights, exports beginning in 2015, and markets across the Americas, Europe, and Southeast Asia. Product descriptions and company information indicate technical expertise in magnesium materials and welding processes. However, overseas service infrastructure, 3D design, OEM/ODM, after-sales capability, and customization are not sufficiently documented. The audit record identifies BV, but the stated evaluation result is 0, which should be treated cautiously.

Supplier typeThe supplier is explicitly classified as both a Trading Company and Manufacturer/Factory, indicating combined commercial and manufacturing functions. Its listed product portfolio is centered on magnesium products.

CertificationsThe supplier lists ISO 9001 and ISO 14001 management-system certifications. A BV audit is also recorded with validity from September 10, 2025 to September 9, 2026, but the audit evaluation result is stated as 0, so the audit outcome itself does not provide positive assurance.

R&D capabilityThe company describes technological, product, and process innovation, including a one-time extrusion process for 1.2 mm magnesium welding wire and efforts to expand magnesium applications. It also reports 6–10 R&D engineers, but 3D design, new-product development status, ODM, and OEM capabilities are marked unknown.

Production capacityThe supplier reports more than 10 production lines, 6–10 quality-control staff, and stated output for magnesium welding wire and forged magnesium wheels. It also reports off-peak lead times within 15 working days and peak-season fulfillment of 2–3 months, supporting an established production operation, although the production figures should be interpreted as self-reported.

Client casesTwo records identify the same buyer, CÔNG TY CỔ PHẦN HUY MINH, associated with specified cathodic-protection alloy products imported into Vietnam. These records provide evidence of an associated buyer and product transactions, but they do not establish the scale, duration, performance, or breadth of customer references.

Product Q&A

Q:Are you a factory or a trading company?

We are a supplier with our own factory and our own brand. All products are factory-direct, no middlemen - ensuring competitive pricing and reliable lead times.And we can provide Longi, JA, Jinko, Trina, Growatt, Huawei, Deye, Goodwe and other brands of photovoltaic products.

Q:Do your products have international certifications?

Yes, we hold full certifications such as CE, TUV, IEC, guaranteeing compliance with global quality standards and smooth customs clearance.

Q:Can you provide a complete solar system solution?

Absolutely. We offer a one-stop solution - from component selection and system design to integration and commissioning -delivering a customized complete off-grid/on-grid/storage system.

Q:How do you ensure product quality?

We implement a strict quality control process, with multiple inspections from incoming raw materials to finished goods. Our products pass reliability tests including thermal cycling, damp heat, and mechanical load - built to withstand extreme weather.

Q:Do you offer customization (OEM, voltage, size, etc.)?

Yes. With our own factory and R&D team, we accept OEM/ODM customization - including logo, junction box,connectors, cable length,and more.