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OptiFuse TSA400mA Time-Delay Fuse

This glass body time-delay fuse provides reliable overcurrent protection with a 400mA rating and measures 1 1/4 inches in size. It is designed for use in various electrical circuits requiring durable, fast-response protection against overloads. Manufactured with a high-quality glass body and nickel-plated brass contacts, it ensures longevity and dependable operation. Its time-lag feature allows momentary current surges, making it suitable for sensitive electronic equipment and industrial applications. This fuse complies with safety standards, ensuring safe and efficient circuit protection.

Authorized Distributors
Source:DigiKey
Part No:TSA-400MA
Stock:3386
Inv Date:06-05-2026
Price: Unit price: $1.39
Buy/RFQ:
Part No:TSA-400mA
Stock:40
Inv Date:06-05-2026
Price: Unit price: $0.54
Buy/RFQ:
Part No:TSA-400MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.8385
Buy/RFQ:
Part No:TSA-400MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.8385
Buy/RFQ:

OptiFuse TSA400MA Time-Delay Fuse Specifications:

  • Rating: 400mA
  • Size: 1 1/4 inches (6.3 x 32mm)
  • Type: Time-lag glass tube fuse
  • Body Material: Glass
  • Contacts Material: Nickel Plated Brass
  • Wire: Tin Plated Copper
  • Operating Temperature: -55°C to +125°C
  • Mechanical Dimensions: Length of 32mm and diameter of 6.3mm
  • Voltage Rating: Suitable for 250VAC applications
  • Electrical Characteristics: 200% of rated current for 4 hours, 135% for 4 hours, and 100% nominal current
  • Standards: Meets UL and other safety standards
  • Environmental Resistance: Resistance to chemicals and mechanical shock
  • Application: Overcurrent protection in electrical and electronic devices

Buy the Optifuse TSA400mA – Reliable Time-Lag Fuse for Industrial Applications

Secure your electrical circuits with the Optifuse Time-Delay Fuse, rated at 400mA and measuring 1 1/4 inches. Designed with a robust glass body and nickel-plated brass contacts, it offers dependable overcurrent protection and features a time-lag response for accommodating brief surges. Ideal for industrial, commercial, and electronic applications, this fuse ensures safety and longevity. Purchase online today and enjoy fast shipping, expert support, and a quality product that safeguards your valuable equipment efficiently.

Buy Optifuse TSA400mA now and experience unmatched reliability and performance in circuit overcurrent protection with durable glass construction.

Frequently Asked Questions

Where can I buy OptiFuse TSA400MA?

You can click on the BUY or RFQ button to purchase TSA400MA from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part TSA400MA?

You can download the TSA400MA datasheet or visit the OptiFuse website for support.

Who is the manufacturer of TSA400MA?

OptiFuse

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