Import Auto Transformador 3000va For Amplifiers — Buy in wholesale FOB from Supplier in China
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Auto Transformador 3000va for Amplifiers
The Auto Transformador 3000VA from Tianjin Grewin Technology Co.,Ltd. is a toroidal-type automatic voltage transformer engineered for amplifier and audio applications, offering stable power conversion for sensitive electronic equipment. It operates in single phase and is constructed with electrolytic copper windings and a grain-oriented steel core, supporting power, electronic, instrument, lighting, rectifier, and audio uses. The unit is designed with a horizontal, sunk, side, or bridge installation option and includes optional static and magnetic shield windings for low-hum and low-dispersion performance.
The core material is grain-oriented steel, typically EI or toroidal, which provides high efficiency and low induction loss, a standard requirement for audio transformers. Toroidal designs like this are known for their compact footprint, reduced electromagnetic interference, and high efficiency, often ranging from 75% to 98% in typical applications. The external diameter spans 55mm to 300mm, with heights from 13mm to 130mm, allowing customisation to fit specific equipment dimensions and power requirements.
This transformer is suitable for audio equipment, communication systems, new energy applications, electrical control, and cable TV networks. It is exported from Tianjin with a monthly production capacity of 100,000 units, supported by flexible payment terms including L/C, T/T, D/P, Western Union, and PayPal. Buyers should confirm installation constraints and shielding options to match their application, as the design can be tailored to customer specifications for input/output voltage and power.
| Type | Auto-transformer |
| Phase | Single |
| Core Material | Grain-Oriented Steel (EI or Toroidal) |
| Winding Material | Electrolytic Copper |
| Cooling Method | Dry-type |
| Efficiency Range | 75-98% |
| External Diameter | 55mm to 300mm |
| Height | 13mm to 130mm |
| Installation Options | Horizontal, sunk, side type, bridge |
| Shielding | Statically shield winding and magnetic shield winding (optional) |
| Application Standards | CE, CQC, RoHS, UL, ISO9001, CCC |
| Typical Industry Use | Audio equipment, communication, new energy, electrical control, cable TV networks |
| Typical Core Loss | Low, standard for grain-oriented steel |
| Typical Frequency Range | 50/60Hz, standard for audio transformers |
Tianjin Grewin Technology Co.,Ltd. is based in Dongting Road, Hexi District, Tianjin, China, and operates as a supplier of transformers with a focus on toroidal and EI-type designs. The company holds certifications including ISO9001-2000, UL, ISO9001, and CCC, reflecting compliance with international quality standards for electrical components.
The supplier maintains a monthly production capacity of 100,000 units and offers flexible payment terms such as L/C, T/T, D/P, Western Union, and PayPal. Their production facility includes over 50 toroidal coil winding machines, 3 EI transformer lines, and equipment for vacuum annealing and nitrogen/hydrogen production, supporting custom transformer designs. The company does not state a response rate or average response time, so buyers should confirm these details directly.
The Auto Transformador 3000VA is a toroidal-type automatic voltage transformer designed for amplifier and audio applications, delivering stable power conversion for sensitive electronic equipment. Operating in single phase, this transformer handles power, electronic, instrument, and lighting applications with efficiency. Exported from Tianjin with a monthly production capacity of 100,000 units, supported by flexible payment terms including L/C, T/T, D/P, Western Union, and PayPal.
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| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | <4h |
| Response Rate | New Supplier |
Sourcing Auto Transformador 3000va for Amplifiers from Tianjin Grewin Technology Co.,Ltd. - China Import Guide
Before ordering, verify the transformer’s input and output voltage specifications, as these must match your equipment requirements. Confirm whether static or magnetic shielding is necessary for your application, as these options impact performance in sensitive environments like audio systems.
Discuss logistics details, including lead time, which may vary based on customisation needs. Clarify Incoterms such as FOB Tianjin and payment terms like L/C or T/T, as these affect shipping costs and financial planning. The supplier’s port is Tianjin, so coordinate delivery schedules accordingly.
Request quality checks, such as insulation resistance tests and layer withstand voltage tests, to ensure the transformer meets your standards. Inspect the unit for proper shielding and core material upon arrival. Ensure documentation, including CE, RoHS, and UL certificates, is provided for compliance with local regulations.
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30 suppliersBuy Auto Transformador 3000va in Bulk — Verified Supplier in China
When sourcing Auto Transformador 3000va For Amplifiers for your business, securing the right balance of quality and cost is essential. Tianjin Grewin Technology Co.,Ltd., a verified supplier based in China, offers this product with key specifications including 3000VA (Volt-Ampere), Automatic Voltage Transformer (Auto Transformador), and Single Phase. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $8.6/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 8504.40, making it a staple in the Amplifiers sector with strong demand from importing countries worldwide.
Auto Transformador 3000va Specifications, Trade Terms & Pricing
Importing Auto Transformador 3000va requires careful attention to shipping logistics, customs compliance, and secure payment terms. Tianjin Grewin Technology Co.,Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 8504.40 in their destination country. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading global B2B marketplace designed to make cross-border trade secure and efficient.
About Tianjin Grewin Technology Co.,Ltd. — Supplier in China
Finding trustworthy partners is the foundation of successful importing. The supplier of this Auto Transformador 3000va has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Amplifiers category and connect with top-tier exporters on our comprehensive import export marketplace. Start your sourcing journey today.
Import Auto Transformador 3000va — Shipping, Logistics & Customs
Importing Auto Transformador 3000va requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties for HS Code 8504.40 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
Frequently Asked Questions About Auto Transformador 3000va
What is the wholesale price of Auto Transformador 3000va For Amplifiers?
The current listed wholesale price for Auto Transformador 3000va For Amplifiers from Tianjin Grewin Technology Co.,Ltd. is $8.6/Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Tianjin Grewin Technology Co.,Ltd. through EximNext.
What is the Minimum Order Quantity (MOQ) for Auto Transformador 3000va?
The supplier, Tianjin Grewin Technology Co.,Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Auto Transformador 3000va. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
What is the HS Code for Auto Transformador 3000va For Amplifiers?
For international shipping and customs clearance, Auto Transformador 3000va For Amplifiers is classified under HS Code 8504.40. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
How can I import Auto Transformador 3000va from China?
To import Auto Transformador 3000va from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Tianjin Grewin Technology Co.,Ltd.. Ensure you have the necessary import licenses for Amplifiers products in your destination country.
Is Tianjin Grewin Technology Co.,Ltd. a verified supplier?
Yes, Tianjin Grewin Technology Co.,Ltd. is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
What are the key specifications of Auto Transformador 3000va For Amplifiers?
The key specifications for Auto Transformador 3000va For Amplifiers supplied by Tianjin Grewin Technology Co.,Ltd. include 3000VA (Volt-Ampere), Automatic Voltage Transformer (Auto Transformador), and Single Phase. For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
What packaging options are available for bulk orders of Auto Transformador 3000va?
Tianjin Grewin Technology Co.,Ltd. offers Auto Transformador 3000va with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Which countries import Auto Transformador 3000va the most?
Auto Transformador 3000va is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Tianjin Grewin Technology Co.,Ltd. through our platform.
What certifications does this Auto Transformador 3000va supplier hold?
Tianjin Grewin Technology Co.,Ltd. maintains international quality certifications. These ensure that the Auto Transformador 3000va meets international quality, safety, and regulatory standards required for cross-border trade.
How do I place a bulk order for Auto Transformador 3000va For Amplifiers on EximNext?
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Tianjin Grewin Technology Co.,Ltd. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
What payment methods are accepted?
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Tianjin Grewin Technology Co.,Ltd..
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