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High-Performance 688W4 Ball Bearing Alternator for Reliable Power
US$0.10-20.00
10 Pieces
Product specifications
688W4
Sample price:US$10.00/piece.Request sample
Product profile
Customization
AvailableStandard Miniature Bearing
Fans, Vacuum Cleaners, BlendersHigh Speed and Low Friction
Printers, ScannersModel NO.
688W4-16Silent & Compact Bearing
Pump BearingMaterial
Gcr15 Bearing Steel/Stainless Steel/CeramicLoad Direction
Radial BearingPackaging
Box+Carton+PalletSeals Type
Zz/2rz/2RS/OpenVibration Tolerance
Z1/Z2/Z3/Z4Radial Clearance
C0/C3/C4/C5Lubrication
Grease/OilPrecision Grade
P0/ P6/ P5/ P4Transport Package
Industrial PackingSpecification
688W4Trademark
WelinkOrigin
Fujian, ChinaHS Code
84821020Production Capacity
2000000/MonthlyKey features
Lifetime Warranty: Covers all mechanical defects with free parts and labor for the machine's entire life.
24/7 Global Support: Engineers available via email, phone, or online platform with 8-hour response time.
Customizable Options: Offers tailored solutions for size, material, seals, and precision grades.
High Versatility: Suitable for micro motors, office automation, household appliances, and hobby products.
Silent & Long Life: Features silent operation, maintenance-free design, and high efficiency.
Certified Quality: Certified by ISO 9001:2015, ROHS, and REACH standards.
OEM/ODM Capabilities: Provides customized solutions and accepts small orders with fast delivery.
Fast Delivery: Standard models ship within 30 days; customized units require 30-45 days.
Company profile

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2010-12-01Nearest Port: Guangzhou, Xiamen, ShanghaiAverage Response Time: ≤5.74hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF, DDP, DAP, DAT, FAS, CIP, CPT, FCA, Others
AI-Powered supplier vetting
SummaryThe supplier is identified as a professional technical supplier focused on bearings and power-transmission products. It offers broad customization and ODM services, but does not provide 3D software design, SDKs, or OEM services for popular brands, and reported no new products in the past year. ISO 9001 certification is stated. The supplier claims integrated R&D-production bases, automated equipment, measurement tools, and strict quality control, while finished products are checked by packing staff. Export activity is reported at 90% of sales, with self-operated import/export rights and one year of export experience. However, reported operating revenue, costs, gross profit, and operating profit for the stated periods are zero, and there is no overseas warehouse, overseas showroom, overseas agent or branch, or offline trade-show participation. After-sales capability is not sufficiently documented.
Supplier typeThe supplier is explicitly identified as a professional technical supplier and its business scope includes bearing manufacturing, bearing sales, and high-speed precision heavy-duty bearings. This supports classification as a specialized bearing and industrial power-transmission supplier.
CertificationsThe supplier states that it holds an ISO 9001 supplier management-system certification. The provided information does not include the certificate number, issuing body, or validity period, but it is explicit evidence of certification holding.
After-Sales capabilityThe supplier has no in-stock service capacity, overseas warehouse, overseas showroom, overseas agents or branches, and offers overseas services in zero countries. Service-capability assessment also lacks written procedures or followed records, so the available evidence does not demonstrate a robust after-sales network.
Financial creditThe stated financial records report zero operating revenue, operating costs, gross profit, and operating profit for the listed periods. These figures provide explicit negative evidence regarding reported financial performance and therefore raise a material financial-credibility concern.
Production capacityThe business scope explicitly includes bearing manufacturing, including high-speed precision heavy-duty bearings. The supplier also claims integrated R&D-production bases, automated equipment, precise measuring tools, skilled operators, and strict process quality control, although the provided information does not quantify production capacity.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, flexible customization, and ODM services. This is direct evidence of broad product customization capability, despite the absence of 3D software design services.
Product Q&A
Q:Do you provide after-sales service overseas?
A:
Yes, we have partnered service centers in key regions.
Q:Can I request a customized size?
A:
Absolutely! We offer tailored solutions.
Q:What documents do you provide for export?
A:
Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).
Q:How do I place an order?
A:
Contact us via email/phone for a quote, then confirm with a PO.
Send Inquiry
*To:
Xiamen Dreampower Intelligent Technology Co., Ltd.
Xiamen Dreampower Intelligent Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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