Import Indoor Ac Medium-Voltage Vacuum Load Switch — Buy in wholesale FOB from Supplier in China
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Indoor AC medium-voltage vacuum load switch
The Fzn21-12d/T630-20 is an indoor AC medium-voltage vacuum load switch designed for three-phase 10kV, 50Hz systems. It integrates vacuum interruption technology with fuse protection, providing reliable load switching and short-circuit safeguards in urban power grids and industrial substations. The unit features copper contacts, ceramic or glass vacuum vessels, a steel housing, and epoxy insulation, conforming to IEC60265-1/FDIS, IEC60420, GB16926, and GB3804 standards.
This switch-fuse combination supports high breaking capacity, long electric endurance, and frequent operation with minimal maintenance. It includes a visual clearance between open contacts, an earthing switch, and a spring-operating device with motor or manual energy storage. Mechanical interlocks prevent misoperation between the disconnect switch, vacuum switch, and earthing switch. Typical applications include ring-network switchgear, distribution assemblies, and combination-type substations in utility, industrial, and commercial buildings.
The device is suitable for environments requiring robust medium-voltage control, such as mineral enterprises, tall buildings, and public facilities. Its compact design and light weight simplify installation, while features like teleactuation and telecontrol enhance operational flexibility. Buyers typically source this for power distribution networks where reliability and safety are critical, with packaging in wooden cases for export.
| Model | Fzn21-12d/T630-20 |
| System Rating | 10kV, 50Hz, three-phase |
| Interruption Technology | Vacuum arc-extinguishing chamber |
| Protection | Fuse-based short-circuit and overload |
| Materials | Copper contacts, ceramic/glass vacuum vessels, steel housing, epoxy insulation |
| Standards Compliance | IEC60265-1/FDIS, IEC60420, GB16926, GB3804 |
| Breaking Capacity | Rated current, overload current (FZRN21-12D/T125-31.5 breaks short-circuit current) |
| Operating Mechanism | Spring-operating device with motor or manual energy storage |
| Interlocks | Mechanical interlock among switch disconnector, vacuum switch, and earthing switch |
| Typical Electric Endurance | standard long-life for medium-voltage switches |
| Packaging | Wooden case |
Wenzhou Haivo Electrical Co., Ltd. is based in Chongshi Industrial Zone, Panshi, Wenzhou Yueqing, Zhejiang, China. The company specializes in medium-voltage electrical equipment, with a focus on vacuum load switches and related distribution components. Its profile indicates an imported-tier supplier with a harbor trust tier, though its current response rate and average response time data are not available.
The supplier’s product range includes core components for power distribution networks, such as the Fzn21-12d/T630-20 vacuum load switch. The listing does not provide details on certifications, production capacity, or client history, so buyers should confirm these directly. The address and industrial zone location suggest a manufacturing presence in a region known for electrical equipment production.
Indoor AC Medium-Voltage Vacuum Load Switch rated for 10kV, 50Hz three-phase systems. Model Fzn21-12d/T630-20 features vacuum interruption technology combined with fuse protection, widely deployed in urban power grids and industrial substations for safe load switching and short-circuit protection. This type of HV switch-fuse combination is a core component in power distribution networks, making it a high-demand item in international electrical equipment trade. Suitable for utility, industrial, and commercial building applications requiring reliable medium-voltage control equipment.
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Sourcing Indoor AC medium-voltage vacuum load switch from Wenzhou Haivo Electrical Co., Ltd. - China Import Guide
Before ordering, verify the switch’s compatibility with your system’s voltage, frequency, and phase requirements. Confirm whether the model supports the specific breaking capacity and overload protection needed for your application, as variations exist within the Fzn21-12d series. Request certification documents to ensure compliance with IEC and GB standards for safety and performance.
Discuss logistics details such as lead time, which is not specified in the listing, and confirm whether the supplier offers FOB or CIF Incoterms for export. Packaging in wooden cases is standard, but check if additional protection or palletizing is available for bulk shipments. Payment terms, such as TT or LC, should also be clarified to align with your procurement policies.
Inspect the switch upon arrival for mechanical integrity, particularly the vacuum vessels and interlocks. Test the spring-operating device and energy storage mechanism to ensure smooth operation. Request a factory test certificate or third-party inspection report to validate performance metrics like breaking capacity and electric endurance before deployment in critical infrastructure.
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30 suppliersBuy Indoor Ac Medium-Voltage in Bulk — Verified Supplier in China
When sourcing Indoor Ac Medium-Voltage Vacuum Load Switch for your business, securing the right balance of quality and cost is essential. Wenzhou Haivo Electrical Co., Ltd., a verified supplier based in China, offers this product with key specifications including Fzn21-12d/T630-20, 12kV (10kV system), and 630A. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $200/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 8537.10, making it a staple in the Electric Circuit Breakers sector with strong demand from importing countries worldwide.
Indoor Ac Medium-Voltage Specifications, Trade Terms & Pricing
Importing Indoor Ac Medium-Voltage requires careful attention to shipping logistics, customs compliance, and secure payment terms. Wenzhou Haivo Electrical 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 8537.10 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 B2B marketplace designed to make cross-border trade secure and efficient.
About Wenzhou Haivo Electrical Co., Ltd. — Supplier in China
Finding trustworthy partners is the foundation of successful importing. The supplier of this Indoor Ac Medium-Voltage 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 Electric Circuit Breakers category and connect with top-tier exporters on our comprehensive global B2B marketplace. Start your sourcing journey today.
Import Indoor Ac Medium-Voltage — Shipping, Logistics & Customs
Importing Indoor Ac Medium-Voltage 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 8537.10 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 Indoor Ac Medium-Voltage
What is the wholesale price of Indoor Ac Medium-Voltage Vacuum Load Switch?
The current listed wholesale price for Indoor Ac Medium-Voltage Vacuum Load Switch from Wenzhou Haivo Electrical Co., Ltd. is $200/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 Wenzhou Haivo Electrical Co., Ltd. through EximNext.
What is the Minimum Order Quantity (MOQ) for Indoor Ac Medium-Voltage?
The supplier, Wenzhou Haivo Electrical Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Indoor Ac Medium-Voltage. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
What is the HS Code for Indoor Ac Medium-Voltage Vacuum Load Switch?
For international shipping and customs clearance, Indoor Ac Medium-Voltage Vacuum Load Switch is classified under HS Code 8537.10. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
How can I import Indoor Ac Medium-Voltage from China?
To import Indoor Ac Medium-Voltage from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Wenzhou Haivo Electrical Co., Ltd.. Ensure you have the necessary import licenses for Electric Circuit Breakers products in your destination country.
Is Wenzhou Haivo Electrical Co., Ltd. a verified supplier?
Yes, Wenzhou Haivo Electrical 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 Indoor Ac Medium-Voltage Vacuum Load Switch?
The key specifications for Indoor Ac Medium-Voltage Vacuum Load Switch supplied by Wenzhou Haivo Electrical Co., Ltd. include Fzn21-12d/T630-20, 12kV (10kV system), and 630A. 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 Indoor Ac Medium-Voltage?
Wenzhou Haivo Electrical Co., Ltd. offers Indoor Ac Medium-Voltage with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Which countries import Indoor Ac Medium-Voltage the most?
Indoor Ac Medium-Voltage is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Wenzhou Haivo Electrical Co., Ltd. through our platform.
What certifications does this Indoor Ac Medium-Voltage supplier hold?
Wenzhou Haivo Electrical Co., Ltd. maintains international quality certifications. These ensure that the Indoor Ac Medium-Voltage meets international quality, safety, and regulatory standards required for cross-border trade.
How do I place a bulk order for Indoor Ac Medium-Voltage Vacuum Load Switch on EximNext?
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Wenzhou Haivo Electrical 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 Wenzhou Haivo Electrical Co., Ltd..
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