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Designs and Manufactures All Kinds of Glass to Metal Seal Products

Shenzhen South Source Core Electric Co., Ltd is a trusted manufacturer of high-performance glass and metal sintering products for electronics, automotive, HVAC, and industrial applications. Our hermetic seals ensure long-term reliability with superior electrical insulation, sealing, voltage resistance, and mechanical strength.

Explore Our Products

About Shenzhen South Source Core

We are a professional manufacturer specializing in glass-to-metal and glass-ceramic-to-metal sintered components. With a dedicated R&D team and advanced production facilities, we deliver reliable hermetic solutions trusted across global industries.

Our core expertise lies in creating hermetic terminals, terminal plates, sensor connectors, sight glasses, and custom feedthroughs that meet the highest standards of performance and durability.

  • Professional design & engineering team
  • Advanced manufacturing & testing equipment
  • ISO-compliant quality control systems
  • Custom solutions for unique applications
Factory and client examples

Our Product Range

High-performance hermetic components for automotive, HVAC, refrigeration, and industrial electronics

Hermetic 12V-24V Car Air Conditioner Compressor Terminal

Hermetic 12V-24V Car AC Terminal

Designed for automotive air conditioning compressors with reliable sealing and electrical insulation under high vibration and temperature conditions.

  • Voltage: 12V – 24V
  • Type: Hermetic Seal
  • Application: Automotive AC Systems
Hermetic 72V-810V Auto Air Conditioner Compressor Terminal

Hermetic 72V-810V EV AC Terminal

High-voltage hermetic terminal for electric vehicle air conditioning systems, engineered for safety and long-term performance.

  • Voltage: 72V – 810V
  • Type: Hermetic Seal
  • Application: EV & Hybrid AC Compressors
Semi-hermetic Commercial AC Terminal Plate

Semi-Hermetic Commercial AC Plate

Robust terminal plate for commercial HVAC systems, offering excellent mechanical strength and partial hermetic sealing.

  • Type: Semi-Hermetic
  • Application: Commercial HVAC Units
  • Material: Copper, Stainless Steel, Kovar
Hermetic Home AC & Fridge Terminal

Hermetic Home AC & Fridge Terminal

Reliable sealing solution for household refrigeration and air conditioning compressors, ensuring leak-free operation.

  • Voltage: Standard Household Ranges
  • Type: Hermetic Seal
  • Application: Refrigerators, Home AC Units
Sight Glass

Sight Glass

High-clarity glass-to-metal sealed sight glass for monitoring fluid levels in refrigeration and industrial systems.

  • Type: Glass-to-Metal Seal
  • Features: High Pressure & Temp Resistant
  • Application: Refrigeration, Industrial Tanks

Hermetic Connector

Precision-engineered hermetic connectors for sensitive electronic systems requiring environmental protection.

  • Type: Hermetic Electrical Connector
  • Features: High Insulation Resistance
  • Application: Sensors, Medical Devices, Aerospace

Electrical Power Feedthrough

Hermetic feedthroughs designed to transmit electrical power into sealed environments without compromising integrity.

  • Type: Hermetic Power Feedthrough
  • Voltage: Customizable
  • Application: Vacuum Chambers, Sealed Enclosures

Mini Compressor Seal Cap

Compact hermetic seal cap for miniaturized compressor units used in portable cooling and medical devices.

  • Type: Miniature Hermetic Seal
  • Size: Custom Miniaturized Designs
  • Application: Portable Coolers, Medical Equipment

Custom Glass-to-Metal Seals

Fully customizable hermetic solutions tailored to your exact specifications, materials, and performance requirements.

  • Service: Full Custom Design & Prototyping
  • Materials: Kovar, Copper, Stainless Steel, Nickel Alloys
  • Process: Glass-to-Metal & Glass-Ceramic-to-Metal
Custom glass-to-metal seal design

Custom Made Solutions

South Source Core provides fully customized glass and metal sintered products with a professional design team, dedicated production workshop, and comprehensive testing capabilities.

Whether you need a unique terminal configuration, special material combination, or application-specific performance characteristics, we work closely with engineers to deliver precision hermetic components that meet your exact needs.

  • Custom design & engineering support
  • Prototyping and sample production
  • Material selection and compatibility testing
  • Volume production with strict quality control
Request a Custom Quote

Why Choose Auto-MetalSeal?

Hermetic Reliability

Our seals provide leak-tight performance under extreme pressure, temperature, and environmental conditions.

High Voltage Resistance

Engineered to withstand voltages from 12V to 810V with excellent dielectric strength and insulation.

Custom Engineering

We support full customization from design to mass production with rapid prototyping.

Quality Assured

Rigorous testing for sealing, electrical performance, and mechanical durability.

Contact Shenzhen South Source Core

Reach out to discuss your hermetic sealing needs, request samples, or get a custom quote.

Contact Information

Company: Shenzhen South Source Core Electric Co., Ltd

Contact Person: Li Song

Phone: +86-13699892812

Tel: +86-755-29918396

Fax: +86-755-29919116

Email: [email protected]

WhatsApp: +86-13699892812

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