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OptiFuse TCA500mA Ceramic Time-Delay Fuse

This 1¼-inch ceramic time-delay fuse features a 500mA current rating, designed for reliable overload protection in electronic and electrical circuits. Crafted with a ceramic body and nickel-plated brass contacts, it can withstand operating temperatures from -55°C to +125°C. The fuse offers various voltage ratings, with UL and recognized certifications, ensuring safety and compliance. Its compact axial lead design allows easy installation in various electronic assemblies, providing excellent interrupting ratings for a wide range of circuit protections. Ideal for protecting sensitive electronics from power surges and overloads.

Authorized Distributors
Source:DigiKey
Part No:TCA-500MA
Stock:5106
Inv Date:06-05-2026
Price: Unit price: $1.78
Buy/RFQ:
Part No:TCA-500mA
Stock:100
Inv Date:06-05-2026
Price: Unit price: $0.45
Buy/RFQ:
Part No:TCA-500MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $1.0731
Buy/RFQ:
Part No:TCA-500MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $1.0731
Buy/RFQ:

OptiFuse TCA500MA Ceramic Time-Delay Fuse Specifications:

  • Ceramic body with nickel-plated brass contacts
  • Lead wire: tin-plated copper, Dia. 0.8mm
  • Operating temperature: -55°C to +125°C
  • Size: 1¼ inch (32mm)
  • Voltage ratings available: 250VAC, 600VAC
  • Current rating: 500mA
  • UL Listed, UL Recognized, PSE, KC, TUV approved
  • Interrupting ratings: 35A at 250VAC (1A~1A), 100A at 250VAC (1.2A~3.5A), 200A at 250VAC (4A~10A), 750A at 250VAC (12A~15A), 100A at 250VAC (20A~30A)
  • Operation beyond maximum ratings may damage device
  • Dimensions: length approximately 32mm, diameter 6.3mm
  • Time-Lag Construction for overload tolerance
  • Designed for electronic and electrical circuit protection
  • Suitable for overload and short circuit protection

Buy the Optifuse Series TCA500mA Ceramic Time-Delay Fuse: TCA500mA

Experience dependable circuit protection with the Optifuse Series TCA500mA ceramic time-delay fuse. Designed for electronic applications, this 1¼-inch fuse features a ceramic body, nickel-plated brass contacts, and a robust design capable of handling high surge currents. It offers a voltage rating of up to 250VAC, UL certification, and a broad operating temperature range from -55°C to +125°C. Whether protecting sensitive electronics or controlling power surges, buy online today for quick, reliable delivery and peace of mind for your electrical components.

Order your Optifuse Series TCA500mA ceramic time-delay fuse today and secure reliable overload protection for your electronic projects.

Frequently Asked Questions

Where can I buy OptiFuse TCA500MA?

You can click on the BUY or RFQ button to purchase TCA500MA from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part TCA500MA?

You can download the TCA500MA datasheet or visit the OptiFuse website for support.

Who is the manufacturer of TCA500MA?

OptiFuse

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