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KEYSTONE 4651 Mica Insulator

The 4651 is a 0.076 mm thick mica thermal insulator designed for use with TO-3 case style transistors. This precision stamped insulator offers excellent thermal conductivity of 0.009 watts per square inch per degree Celsius per inch of thickness. It provides rapid heat dissipation, high dielectric strength, and excellent thermal resistance up to 1100°F. Suitable for thermal management and industrial applications, it ensures efficient heat transfer, electrical insulation, and durability in demanding environments, making it an ideal choice for reliable performance in electronic and power devices.

Authorized Distributors
Source:Newark
Part No:4651
Stock:1353
Inv Date:06-07-2026
Price: Unit price: $0.19
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Source:DigiKey
Part No:4651
Stock:85
Inv Date:06-07-2026
Price: Unit price: $39.95
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Source:DigiKey
Part No:4651
Stock:0
Inv Date:06-07-2026
Price: Unit price: $14.938
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Source:DigiKey
Part No:4651
Stock:16
Inv Date:06-07-2026
Price: Unit price: $0.2
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Part No:4651
Stock:15
Inv Date:06-08-2026
Price: Unit price: $39.95
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Part No:4651
Stock:0
Inv Date:06-08-2026
Price: N/A
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Part No:4651
Stock:0
Inv Date:06-08-2026
Price: Unit price: $19.54
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Part No:4651
Stock:0
Inv Date:06-08-2026
Price: N/A
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Part No:4651
Stock:0
Inv Date:06-08-2026
Price: N/A
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Authorized Distributors
Part No:4651
Stock:0
Inv Date:06-07-2026
Price: Unit price: $39.95
Buy/RFQ:
Part No:4651
Stock:0
Inv Date:06-07-2026
Price: Unit price: $19.4
Buy/RFQ:
Part No:4651
Stock:454
Inv Date:06-07-2026
Price: Unit price: $0.23
Buy/RFQ:

KEYSTONE 4651 Mica Insulator Specifications:

  • Material: Mica
  • Thickness: 0.076 mm
  • Thermal Conductivity: 0.009 watts per square inch per degree Celsius per inch
  • Maximum Temperature: 1100°F (593°C)
  • Dielectric Constant: 7 at 1000 KHz
  • Suitable for TO-3 case style transistors
  • Precision stamped for consistent quality
  • Provides electrical insulation, heat dissipation, and thermal resistance

Buy the Keyelco 4651 – Reliable Mica Insulator for Industrial Applications

Discover the Keyelco 4651 mica insulator, engineered for optimal thermal management and electrical insulation in transistor applications. This 0.076 mm thick, precision stamped mica component features a high dielectric strength and exceptional thermal resistance up to 1100°F, making it ideal for industrial environments. Its excellent thermal conductivity ensures rapid heat dissipation, improving device reliability and efficiency. Available for easy online purchase, it guarantees consistent quality and durability, making it the perfect choice for engineers seeking dependable performance and superior thermal management in electronic and power systems.

Order your Keyelco Series4651 mica insulator today and enhance thermal management in your electronic projects with high-performance insulation.

Frequently Asked Questions

Where can I buy KEYSTONE 4651?

You can click on the BUY or RFQ button to purchase 4651 from an authorized KEYSTONE distributor.

How do I troubleshoot issues or seek technical support for part 4651?

You can download the 4651 datasheet or visit the KEYSTONE website for support.

Who is the manufacturer of 4651?

KEYSTONE

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