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OptiFuse TMRR250mA Micro Fuse

A micro fuse with a time-delay characteristic, featuring a square thermoplastic body made to North American sizing standards. Equipped with long radial leads for straightforward mounting and soldering, this fuse provides reliable overcurrent protection at a rated current of 250 milliamperes and a voltage of 250 V. Designed to meet UL94V-0 flammability requirements, its copper alloy pin contacts are tin-plated, and the element is made of silver alloy. Suitable for electronics, consumer devices, and industrial applications requiring durable, precision overcurrent protection components.

Authorized Distributors
Part No:TMR-R-250MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $1.288
Buy/RFQ:
Part No:TMR-R-250MA
Stock:0
Inv Date:06-05-2026
Price: Unit price: $1.288
Buy/RFQ:

OptiFuse TMRR250MA Micro Fuse Specifications:

  • Body Material: Thermoplastic UL94V-0
  • Pin Material: Copper Alloy, Tin plated
  • Element Material: Silver Alloy
  • Rated Current: 250mA
  • Voltage Rating: 250V
  • Interrupt Rating: 50A @ 250 VAC
  • Body Shape: Square
  • Lead Type: Radial long leads for easy mounting and soldering
  • Physical Dimensions: Length approximately 0.741 inches (18.8mm), width approximately 0.47 inches (12mm)
  • Mounting Holes: 0.047 inches (1.2mm) diameter
  • Standards: UL and CSA compliant
  • Temperature Rating: Not specified but typical for UL94V-0 components
  • Max Operating Conditions: Operation beyond maximum ratings may cause damage or arcing
  • Application: Overcurrent protection in electronic, industrial, and consumer devices

Buy the Optifuse TMR-R250mA – Reliable Overcurrent Fuse for Industrial Applications

Enhance your electronic protection with the Optifuse Micro Fuse featuring a 250mA current rating and square body design. This time-delay fuse ensures reliable overload protection for industrial, commercial, and consumer electronics. Its long radial leads simplify mounting and soldering, making installation straightforward. Constructed with UL94V-0 thermoplastic material, tin-plated copper pins, and a silver alloy element, it offers durability and consistent performance under typical operating conditions. Perfect for applications requiring dependable overcurrent safeguarding with UL and CSA certifications.

Get Optifuse TMR-R250mA today—built for precision and long-lasting durability in overcurrent protection solutions.

Frequently Asked Questions

Where can I buy OptiFuse TMRR250MA?

You can click on the BUY or RFQ button to purchase TMRR250MA from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part TMRR250MA?

You can download the TMRR250MA datasheet or visit the OptiFuse website for support.

Who is the manufacturer of TMRR250MA?

OptiFuse

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