Reliable wholesale suppliers of single-mode multi-core optical cables include verified Chinese manufacturers and global OEMs offering customizable fiber counts, connectors, and cable types.

Leading Manufacturers and Suppliers

1. Opelink – A global fiber optic cable manufacturer with over 13 years of experience, ISO 9001:2015 certified. They provide single-mode (OS2) multi-core cables suitable for long-distance applications, indoor/outdoor deployments, and FTTH networks. Their products comply with ITU-T, IEC, and Telcordia standards, ensuring high bandwidth, low attenuation, and immunity to electromagnetic interference .
2. Huihong Fiber – Offers multi-core single-mode fiber patch cables ranging from 4 to 288 cores. They provide custom assemblies with various connectors (SC, FC, ST, LC, MU, MTRJ, E2000, MTP/MPO) and polish types (UPC, APC). Cable types include OFNR, OFNP, and LSZH, suitable for CATV, LANs, telecom, and video/audio networks. Fast delivery and factory pricing are available for bulk orders .
3. Alibaba and Made-in-China Platforms – These platforms list multiple verified manufacturers and wholesalers of single-mode multi-core optical cables. Buyers can access OEM customization, bulk pricing, and detailed specifications for indoor/outdoor, armored, and standard cables. They also provide insights into market trends and supplier reliability .
4. ME Fiber Optic – Specializes in 8-core indoor single-mode multi-core tight-buffered LSZH cables. These cables are lightweight, flexible, and flame-retardant, ideal for indoor distribution and interconnects. They feature strong mechanical protection and tight sleeve fibers for easy installation .

Key Considerations for Wholesale Procurement

• Fiber Count and Type: Choose the number of cores (4–288) and single-mode type (OS2) for long-distance transmission.
• Cable Construction: Options include armored, LSZH, OFNR, OFNP, and tight-buffered designs for indoor/outdoor use.
• Connectors and Polishing: Select from SC, LC, FC, ST, MTP/MPO, and polish types (UPC/APC) based on network requirements.
• Customization and OEM Services: Many manufacturers offer tailored lengths, breakout configurations, and bulk pricing for large-scale projects.
• Compliance and Quality: Ensure suppliers meet international standards (ITU-T, IEC, Telcordia) and provide factory testing for signal integrity and durability.

Summary

For wholesale procurement of single-mode multi-core optical cables, Opelink, Huihong Fiber, and verified manufacturers on Alibaba or Made-in-China are reliable options. They provide customizable solutions, competitive pricing, and compliance with international standards, making them suitable for telecom, data centers, and enterprise network projects .