Agriculture›
Apparel and fashion accessories›
Construction & real estate›💡Electronic & Electrical›🍎Food & Beverages›🛋️Home furnishing & supplies›⚗️Industrial goods & chemical›🪨Minerals & metals›📦Miscellaneous›
Agriculture›
Apparel and fashion accessories›
Construction & real estate›💡Electronic & Electrical›🍎Food & Beverages›🛋️Home furnishing & supplies›⚗️Industrial goods & chemical›🪨Minerals & metals›📦Miscellaneous›

The DVD-RAM UJ-840S writer is an optical disc drive designed for reading and writing to DVD-RAM media, with additional support for DVD±R and DVD±RW formats. It operates at 5x write speed for DVD-RAM and 8x for DVD±R, using a laser wavelength of 650 nm. The drive includes built-in error correction and supports both USB 2.0 and SATA interfaces for flexible system integration.
This drive is built for industrial and institutional use where rewritable media is required for frequent data updates. DVD-RAM discs are housed in protective cartridges, unlike standard DVD-R, and offer random access similar to a hard drive. The UJ-840S does not support Blu-ray or HD-DVD formats. The drive casing is designed for 5.25-inch bay mounting and includes a standard power connector and data interface.
Buyers include data centers, archival facilities, and technical training labs requiring reliable, rewritable storage. The drive is suitable for applications such as medical imaging, surveillance logging, and software distribution. Trade terms are typically FOB Shenzhen or CIF destination, with MOQ starting at one unit. Lead time is confirmed upon order and packaging includes anti-static materials for transport.
| Drive model | UJ-840S |
| DVD-RAM write speed | 5x |
| DVD±R write speed | 8x |
| DVD±RW write speed | 6x (typical) |
| Interface | USB 2.0 and SATA |
| Laser wavelength | 650 nm |
| Form factor | 5.25-inch internal bay |
| Buffer size | 2 MB (typical for this class) |
| Supported media | DVD-RAM, DVD-R, DVD-RW, DVD+R, DVD+RW |
| Power consumption | 12 V DC, 1.5 A max (typical) |
Guangzhou Guofeng Electronic Technology Co., Ltd. is registered in Tianhe District, Guangzhou, China, and operates as an importer and distributor of optical storage devices. The company is verified as an imported supplier with harbor trust tier status, but no factory location, manufacturing capacity, or years in business are disclosed. The listing does not mention certifications, staff size, or client references.
The supplier's role appears to be logistics and export consolidation for optical drives sourced from third-party manufacturers. No product design, testing, or R&D activity is indicated. Response rate and response time are not tracked on the platform. The company does not claim to manufacture the UJ-840S model, and no technical documentation beyond the listing is provided.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | Contact Supplier |
| Response Rate | New Supplier |
Before ordering, verify the drive's firmware version and interface compatibility with your host system. Request a sample unit to test DVD-RAM cartridge insertion and data writing. Confirm the drive includes the correct power and data connectors for your chassis. China-made drives often lack manufacturer warranties, so negotiate return terms upfront.
Lead time is typically 10 to 20 days after payment, but must be confirmed directly. Incoterms are usually FOB Shenzhen or CIF destination. Payment terms are commonly T/T in advance or L/C at sight. The drive is shipped in anti-static bags with foam padding. Confirm carton dimensions and gross weight for freight calculations, as units are not palletized by default.
Quality checks should include a power-on test, media recognition, and a full read/write cycle on a DVD-RAM cartridge. Use a drive diagnostic tool to verify error rates and seek time. Request a test report showing successful burns at 5x speed. Ensure the packaging includes a serial number sticker and that the unit is free of physical damage. Retain the original packaging for warranty claims if applicable.
Compare alternatives, find similar products and connect with verified suppliers
When sourcing Dvd-Ram Uj-840s Writer for your business, securing the right balance of quality and cost is essential. Guangzhou Guofeng Electronic Technology Co., Ltd., a verified supplier based in China, offers this product for international export. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $50/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is a staple in the CD-ROM Writer sector with strong demand from importing countries worldwide.
Importing Dvd-Ram Uj-840s Writer requires careful attention to shipping logistics, customs compliance, and secure payment terms. Guangzhou Guofeng Electronic Technology Co., Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. 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 online B2B marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. The supplier of this Dvd-Ram Uj-840s Writer 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 CD-ROM Writer category and connect with top-tier exporters on our comprehensive B2B marketplace. Start your sourcing journey today.
Importing Dvd-Ram Uj-840s Writer 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 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
The current listed wholesale price for Dvd-Ram Uj-840s Writer from Guangzhou Guofeng Electronic Technology Co., Ltd. is $50/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 Guangzhou Guofeng Electronic Technology Co., Ltd. through EximNext.
The supplier, Guangzhou Guofeng Electronic Technology Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Dvd-Ram Uj-840s Writer. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
The HS Code classification for Dvd-Ram Uj-840s Writer depends on the specific grade and form. Contact Guangzhou Guofeng Electronic Technology Co., Ltd. through EximNext for the exact HS Code and customs documentation required for your destination country.
To import Dvd-Ram Uj-840s Writer from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Guangzhou Guofeng Electronic Technology Co., Ltd.. Ensure you have the necessary import licenses for CD-ROM Writer products in your destination country.
Yes, Guangzhou Guofeng Electronic 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.
For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to Guangzhou Guofeng Electronic Technology Co., Ltd. through EximNext.
Guangzhou Guofeng Electronic Technology Co., Ltd. offers Dvd-Ram Uj-840s Writer with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Dvd-Ram Uj-840s Writer is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Guangzhou Guofeng Electronic Technology Co., Ltd. through our platform.
Guangzhou Guofeng Electronic Technology Co., Ltd. maintains international quality certifications. These ensure that the Dvd-Ram Uj-840s Writer meets international quality, safety, and regulatory standards required for cross-border trade.
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Guangzhou Guofeng Electronic Technology Co., Ltd. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
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 Guangzhou Guofeng Electronic Technology Co., Ltd..
Discover more products in CD-ROM Writer from verified suppliers worldwide.