Wire Harness Manufacturing in Vietnam & China TEL: +8618033042145 E-mail: sales@sinnhong.com
Products Strategic Manufacturing in Vietnam & China High-Precision Wire Harnesses & Custom Cable Assemblies Tariff-Free Solutions & Resilient Supply Chain for Global Markets

    Custom High Speed Internal Cables for AI Servers,1.6T Ethernet Internal Cable Assembly,Low-Power 1.6T Internal Interconnect Solutions-SINNHONG Vietnam/China Manufacturer

  • Product series:
  • Product type:
    • 224G PAM4 internal MCIO cables for 1.6T aggregate AI bandwidth

    • PCIe Gen 7.0 system-level interconnects for high-density AI clusters

    • Linear Interconnect (LACC) for 200G/lane low-power AI server links

    • CXL 4.0 coherent memory expansion cables for 100TB+ pooled memory

    • Near-ASIC flyover assemblies with integrated cold plate for 224G PAM4

    • Internal Active Copper Cable (ACC) MSA compliant links for 1.6Tb nodes

    • Ultra-thin 0.8mm pitch internal twinax for 145GHz AI test environments

    • Immersion-cooling rated PCIe 6.0/7.0 cables for 100kW+ AI racks

    • Zero-latency linear analog equalization (LAE) cables for agentic AI

    • Vietnam-manufactured Section 301 exempt 1.6T cables for US data centers

    • G.657.A2 bend-insensitive internal fiber engine for 3.2T AI backplanes

    • High-density SFF-TA-1016 (MCIO) cables for rack-scale AI fabrics

    • Custom overmolded internal twinax for space-constrained AI accelerators

    • Non-China sourcing for IPC-A-620 Class 3 internal AI server links

    • Landed-cost optimized 1.6T internal cables from Vietnam factory hub

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Product Description

1.6T & 224G PAM4 Internal Interconnects | PCIe 7.0 & CXL 4.0 Solutions by SINNHONG

As of April 2026, the industry has shifted from board-level design to System-Level Architectures optimized for Agentic AI. SINNHONG, a premier China & Vietnam Manufacturer, leads this transition with our 1.6T Internal Server Cable Assemblies. Engineered to handle 224G PAM4 signaling and the extreme 128GT/s throughput of CXL 4.0, our cables eliminate the data bottlenecks in massive AI memory pools.

Adhering to the IPC-A-620 Class 3 Standard, SINNHONG provides the "nervous system" for 1.6T GPU-to-GPU fabrics. By leveraging our Vietnam-based production hub, we offer North American Tier-1 OEMs a strategic Section 301 Tariff Exempt supply chain. From Linear Active Copper (LACC) with analog equalization to Near-ASIC flyover solutions, our OEM Electronics Manufacturing ensures your AI hardware achieves maximum signal integrity with Landed-Cost Optimization.

Technical Matrix: 1.6T / 224G / LACC / CXL 4.0 Ready

FeatureTechnical SpecificationCompliance & Standards
Data Throughput1.6T Aggregate / 224G PAM4 per laneIEEE 802.3dj / PCIe 7.0
Active TechLinear Active Copper (LACC) / ACC MSAZero-Latency Analog Path
Interface TypesMCIO (SFF-TA-1016), Gen-Z, CXL 4.0, OSFPSFF-TA-1002 / 1016
Cable DurabilityImmersion-Cooling & Dielectric Fluid StableFluoropolymer Insulation
Signal Integrity<2dB Loss @ 53GHz (112G/224G Support)High-Fidelity Twinax
Thermal MgmtIntegrated Cold Plate Compatible (Optional)100kW Rack Optimization
Manufacturing StdIPC-A-620 Class 3 / IATF 16949:2026Enterprise AI Grade
Supply ChainSINNHONG Vietnam (Tariff-Exempt Hub)US Section 301 Mitigation

Product Details

Precision Interconnects for the 2026 Agentic AI Revolution

  • 1.6T & 224G PAM4 Dominance: Our cables are optimized for the 200G/lane transition, utilizing high-precision twinax to support 1.6Tb/s aggregate bandwidth in 1U spacing.

  • Linear Interconnect (LACC) Innovation: We lead the shift toward analog-based solutions, providing near-zero latency signal reach extension that consumes significantly less power than digital retimers—ideal for scaling AI clusters.

  • CXL 4.0 & Memory Pooling: Fully compliant with the CXL 4.0 specification, our cables enable 100+ TB memory pools with cache coherency across multi-rack AI infrastructures.

  • Vietnam Hub for Global Compliance: Our Vietnam facility enables US hyperscalers to execute a Non-China Sourcing Strategy, ensuring Duty-Free access to mission-critical PCIe 6.0/7.0 components.

  • Advanced High-Density Routing: Featuring 0.8mm pitch components and flat-ribbon designs, our cables optimize airflow in space-constrained AI chassis while maintaining 145GHz signal characterization.

Product Applications:


  • 1.6T GPU Super-Clusters: Internal high-speed links for next-generation AI accelerators within multi-rack training pods (e.g., NVLink 5 / UALink architectures).

  • CXL Disaggregated Memory: CXL 4.0 internal interconnects connecting CPUs to coherent memory expansion for massive-scale AI inference.

  • Near-ASIC Flyover Connectivity: Internal flyover assemblies that route 224G signals from the processor directly to the front panel, bypassing lossy PCB materials.

  • Liquid-Cooled AI Nodes: Specialized twinax with integrated cold plate support for servers utilizing direct-to-chip or immersion cooling.

  • Precision Test Environments: High-performance internal cables for 6G research and AI backhaul validation beyond 11


FAQ

Our Custom process:

1

The customer provides product customization requirements and relevant information.

2

Our professional technical personnel analyze and evaluate the product requirements, and confirm product details with the customer.

3

We provide customers with quotations and production plans.

4

The customer confirms the quotation and production plan, and signs the contract.

5

We start production and maintain close communication with the customer during the production process.

6

We complete production and perform strict quality control testing.

7

We deliver the customized products to the customer and provide after-sales service.

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