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DC230V 400V 3 Pole Electrical Error Proof Knife Switch
Negotiable
1 Piece
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableWarranty
5 YearBrand
ChangsongModel NO.
CS-D2019Operation
ElectricCertification
CCC, CE, ISO9001Type
Load Isolation SwitchPoles
3POutput type
MultipleTransport Package
Standard Export PackingSpecification
PVTrademark
ChangsongOrigin
Zhejiang, ChinaHS Code
8536500000Production Capacity
50000PCS/YearKey features
Wide Current Range: Rated current available from 100A to 3000A to meet diverse power needs.
Comprehensive Certifications: Certified with CCC, CE, ISO9001, and UL standards for safety and quality.
Flexible Customization: Offers full, minor, and flexible customization from samples or designs.
High Mechanical Life: Mechanical life up to 3000 operations depending on the rated current model.
Multiple Operating Styles: Available in central handgrip, side handgrip, and front lever mechanisms.
Arc Chute Capability: Equipped with arc chute models capable of cutting off current load.
Strict Quality Inspection: 100% visual and function inspection performed on all finished products.
Fast Lead Time: Average lead time within 15 working days for both peak and off-peak seasons.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤6.32h
AI-Powered supplier vetting
SummaryThe supplier operates as a combined company with a broad business scope covering plumbing equipment, cable ties, lamps, household appliances, measuring equipment, decoration materials, and related manufacturing, processing, sales, and import/export activities. It reports ISO9001, ISO14001, OHSAS18001, CB, SEMKO, and CE certifications, although the information is presented as a company description rather than supported by certificate details. The supplier offers extensive customization and ODM services, but reports no new products in the past year and no available SDK. It has inventory capability and states peak- and off-season lead times within 15 working days, but lacks a valid manufacturing contract with associated subcontractors, overseas warehouses, overseas showrooms, overseas agents or branches, and serves zero stated overseas countries. After-sales and supplier-service controls lack written procedures or records. Financial credibility and customer cases cannot be sufficiently assessed from the...
Supplier typeThe supplier is identified as a combined company and reports a broad scope spanning manufacturing, processing, sales, household appliances, plumbing equipment, cable ties, lamps, measuring equipment, decoration materials, and import/export activities. This supports classification as a diversified operating manufacturer and trader, but the slices do not define its precise legal structure beyond “Combined.”
CertificationsThe company description states that Changsong obtained ISO9001, ISO14001, OHSAS18001, CB, SEMKO, and CE certifications. These stated certifications are positive evidence of quality, environmental, occupational-safety, and product-compliance coverage, although no certificate numbers, validity dates, or issuing-body records are provided.
After-Sales capabilityThe supplier has inventory capability and accepts multiple quotation and payment terms, with stated lead times within 15 working days in both peak and off-season. However, it has no written customer-complaint procedures or records, no written corrective/preventive-action procedures or records, no written supplier-service assessment procedures or records, no overseas warehouse, showroom, agent, or branch, and states zero countries with overseas services.
R&D capabilityThe supplier reports no new products in the past year and no available SDK, which limits evidence of recent product innovation and software-development capability. Conversely, it offers ODM services and uses ERP, OA, CRM, and SAP systems, indicating process digitization and some development-service infrastructure, but not sufficient evidence of strong innovation output.
Customization capabilityThe supplier explicitly provides customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This is direct evidence of broad customization coverage.
Product Q&A
Q:What is the rated voltage range?
A:
The switch is suitable for AC 50Hz up to 380V or DC up to 220V.
Q:Can the product be customized?
A:
Yes, we offer full, minor, and flexible customization from samples or designs.
Q:What is the minimum order quantity?
A:
The minimum order quantity is 100 pieces.
Q:What certifications does the product have?
A:
The product holds CCC, CE, ISO9001, and UL certifications.
Q:How long is the warranty period?
A:
We provide a 5-year warranty for this product.
Send Inquiry
*To:
Changsong Electric Co., Ltd.
Changsong Electric Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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