What customization options are available?

We offer full customization, minor customization, flexible customization, customization from samples, and customization from designs.

What certifications do your products hold?

Our products and facility are certified with CE, ISO, RoHS, GS, ISO 9001:2015, and IATF 16949.

Advanced Heat Sink Design for 1.6t 800g Optical Housing

Name: Advanced Heat Sink Design for 1.6t 800g Optical Housing
Brand: Dongguan Guangwei Communication Technology Co., Ltd.
SKU: 1986323701

Guangdong, ChinaDongguan Guangwei Communication Technology Co., Ltd.

US$0.09-4.99

1,000 Pieces

Product profile

Customization

Available

Usage

Server

Type

Custom

Model NO.

Custom

Support Network

Custom

Information content

Data

Certification

CE, ISO, RoHS, GS, Custom

Condition

New

Machine Type

Hot Chamber Die Casting Machine

Casting Method

Precision Die Casting

Application

Communication Equipment, Data Center Hardware

Machining

CNC Precision Machining & Tapping

Material

Zinc Alloy (Zamak 3 / Zamak 5)

Surface Prep

Nickel Plating, Sand Blasting

Pressure Chamber

Horizontal

Tolerance Grade

CT4-CT5

Surface Quality

Grade 1

Specification 2

Compliant with Qsfp-Dd Msa Standard

Form Factor

Osfp (Octal Small Form-Factor Pluggable)

Connector Compatibility

MPO-12 APC Connectors

Power Consumption

Optimized for < 8W Applications

Operating Temperature

Commercial Grade: 0°C to +70°C

Shielding Performance

Superior EMI/Rfi Shielding for High-Speed Signals

Transport Package

Box

Specification

Customized production based on 2D/3D drawings (STP

Trademark

According to customer

Origin

China

HS Code

7907

Production Capacity

10000000/Year

Key features

High-Speed Compatibility: Compliant with QSFP-DD MSA standard for 400G and 800G optical transceivers.

Superior EMI Shielding: 3600 metal contact design ensures signal integrity in high-density server racks.

Premium Material Choice: Manufactured with Zamak 3/5 Zinc Alloy or ADC12 Aluminum for structural integrity.

Precision Tolerance: Dimensional tolerance up to +/-0.02mm for critical 76-pin electrical interfaces.

Customizable Heat Sink: Integrated heat sink fins are customizable for cooling 12W-15W high-power modules.

Thin-Wall Casting: Wall thickness down to 0.4mm-0.6mm maximizes internal space for PCBA and optics.

Rigorous Quality Control: 100% CMM inspection, salt spray testing, and fit-form-function verification.

Global Certifications: Certified ISO 9001:2015, IATF 16949, CE, RoHS, and GS for global interoperability.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceCooperated with Fortune 500Experienced Team

Dongguan Guangwei Communication Technology Co., Ltd.

Guangdong, China

Business Type: Manufacturer/Factory CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 2 Years CertifiedNearest Port: Shenzhen PortAverage Response Time: >24h

AI-Powered supplier vetting

SummaryThe supplier demonstrates manufacturing and customization capabilities across hardware, molds, rubber, plastics, non-ferrous metal alloys, communication equipment, and electronic products. It reports six production lines, peak-season fulfillment within 15 working days, valid manufacturing contracts with associated subcontractors, and quality, complaint-handling, corrective-action, and finished-product inspection procedures with records or instructions. Exporting has reportedly begun for two years, with both agency export and self-operated import/export capability, and markets including Southeast Asia, the Middle East, and domestic sales. However, the supplier reports no stock service, overseas warehouse, overseas showroom, or overseas agent/branch capability, and no available SDK. Evidence for certifications, financial credibility, and customer cases is insufficient; financial figures are omitted.

Supplier typeThe supplier appears to be a manufacturer with a broad scope covering hardware, molds, rubber products, plastics, non-ferrous metal alloys, communication equipment, and electronic products. Six production lines and valid contracts with associated subcontractors further support a manufacturing-oriented supplier profile.

After-Sales capabilityThe supplier has clear procedures and followed records for customer complaints and corrective/preventive actions. However, it reports no overseas warehouse, showroom, agent, or branch capability, so the evidence supports procedural service handling but not broad overseas after-sales infrastructure.

Production capacityProduction capability is supported by six production lines, peak-season fulfillment within 15 working days, documented finished-product inspection, quality assurance, and valid manufacturing contracts with associated subcontractors. The supplier also reports no in-stock service capacity, which limits inventory-based fulfillment but does not negate its manufacturing capability.

Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, minor customization, and flexible customization. Its business scope includes manufacturing and development activities across several relevant product categories, indicating broad customization coverage.

Product Q&A

Q:Who is GuangWei Die Casting?

GuangWei Communication Technology Co., Ltd. is a professional manufacturer specializing in high-precision die casting and metal component production. Located in Dongguan, China, we provide precision zinc, aluminum, and magnesium die casting components for telecommunications, electronics, automotive, industrial automation, medical devices, consumer hardware, and more. We are certified to IATF16949, ISO9001, and ISO14001.

Q:What industries do you supply to?

We serve a wide range of industries, including: Telecommunications and 5G, Automotive and EV systems, Industrial control and automation, Smart home and wearable devices, Medical instruments and laboratory equipment, Computing, AI, servers, and networking devices, Consumer electronics. Our customers include industry leaders such as TE Connectivity, Luxshare, Huawei, and Cisco.

Q:Do you manufacture in-house?

Yes. We carry out all major manufacturing operations in-house, including: Mold design and fabrication, Die casting, CNC machining, Polishing and deburring, Surface finishing, Assembly and inspection. This ensures stable quality, cost control, and fast delivery.

Q:What is the minimum order quantity?

The minimum order quantity is 10 pieces.

Q:What are the lead times for production?

Peak Season Lead Time is within 15 workdays to one month. Off Season Lead Time is also within 15 workdays to one month.