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OptiFuse TMS4A Miniature Time-Delay Fuse

This time-delay miniature fuse features a round body and short radial leads, making it suitable for secure mounting in various electrical circuits. Designed to meet North American standards, it provides reliable protection against overcurrent conditions with a current rating of 4 amperes. The fuse uses a silver alloy element for consistent performance and has an operating voltage of 250V AC. Ideal for electronic and electrical applications, it offers high interrupt ratings and adheres to UL/CSA standards, ensuring safety and durability in demanding environments.

Authorized Distributors
Source:DigiKey
Part No:TMS-4A
Stock:609
Inv Date:06-05-2026
Price: Unit price: $1.6
Buy/RFQ:
Part No:TMS-4A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $1.6
Buy/RFQ:
Part No:TMS-4A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.9673
Buy/RFQ:
Part No:TMS-4A
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.9673
Buy/RFQ:

OptiFuse TMS4A Miniature Time-Delay Fuse Specifications:

  • Voltage Rating: 250V AC
  • Current Rating: 4A
  • Body Material: Thermoplastic UL94V-0
  • Lead Type: Short radial leads
  • Fuse Element: Silver Alloy
  • Interrupt Rating: SOA at 250V AC
  • Mounting Holes: 0.02 inches (5.08 mm)
  • Dimensions: Round body, length varies with model, typical diameter approx. 12.7 mm
  • Design: Time-delay (slow blow)
  • Standards: UL, CSA recognized
  • Maximum Operating Temperature: Not specified, typically up to 105°C
  • Application: Overcurrent protection in electronic devices

Buy the Optifuse TMS4A – Reliable Overcurrent Protector for Industrial Applications

Secure your electronic circuits effectively with the Optifuse TMS4A 4A miniature fuse. Featuring short radial leads, UL/CSA compliance, and designed for reliable overcurrent protection, this time-delay fuse is ideal for industrial and electronic applications. Its durable thermoplastic body ensures long-lasting performance, while the silver alloy element guarantees consistent operation. Purchase online now to enhance your device safety, prevent electrical damage, and ensure compliance with North American standards in a cost-effective, efficient manner.

Order your Optifuse Series TMS4A 4A time-delay fuse today and ensure your electrical system's safety with dependable overcurrent protection.

Frequently Asked Questions

Where can I buy OptiFuse TMS4A?

You can click on the BUY or RFQ button to purchase TMS4A from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part TMS4A?

You can download the TMS4A datasheet or visit the OptiFuse website for support.

Who is the manufacturer of TMS4A?

OptiFuse

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