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Bourns MFRX110720 Resettable Fuse

The MF-RX Series consists of resettable PTC fuses designed for low voltage power supply protection up to 60 V. These radial leaded devices feature flame-retardant UL 94V-0 rated epoxy polymer insulation, RoHS compliance, and halogen-free construction. They provide reliable overcurrent protection with fast trip response, thermal endurance, vibration, and humidity resistance. Suitable for applications including security systems, fire alarms, loudspeakers, and power transformers, these fuses are available in bulk, tape & reel, and Ammo-Pak packaging options, with features supporting easy integration and long-term durability.

Authorized Distributors
Source:Newark
Part No:MF-RX110/72-0
Stock:1625
Inv Date:05-28-2026
Price: Unit price: $0.444
Buy/RFQ:
Source:DigiKey
Part No:MF-RX110/72-0
Stock:9704
Inv Date:05-28-2026
Price: Unit price: $0.47
Buy/RFQ:
Part No:MF-RX110/72-0
Stock:21741
Inv Date:05-29-2026
Price: Unit price: $0.4
Buy/RFQ:
Part No:MF-RX110/72-0
Stock:5
Inv Date:05-28-2026
Price: Unit price: $0.18
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Part No:MF-RX110/72-0
Stock:4660
Inv Date:05-28-2026
Price: Unit price: $0.2711
Buy/RFQ:
Part No:MF-RX110/72-0
Stock:4660
Inv Date:05-28-2026
Price: Unit price: $0.2711
Buy/RFQ:
Source:Arrow EU
Part No:MF-RX110/72-0
Stock:42000
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:MF-RX110/72-0
Stock:8893
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Bourns MFRX110720 Resettable Fuse Specifications:

  • Maximum Voltage: 60 V
  • Hold Current: 1.10 A (MF-RX110) to 3.75 A (MF-RX375)
  • Trip Current: 2.20 A (MF-RX110) to 7.50 A (MF-RX375)
  • Resistance (at 23°C): 0.15 Ohms to 0.08 Ohms
  • Maximum Power Dissipation: 8.2 W to 24.0 W
  • Operating Temperature Range: -40°C to +85°C
  • Surface Temperature in Trip State: 125°C
  • Environmental Resistance: Thermal shock, humidity, solvent, vibration
  • Packaging: Bulk, tape & reel, Ammo-Pak
  • RoHS and halogen free compliance
  • UL File Number: 174545
  • Certification recognized, industry-standard design
  • Material: Sn/Cu lead material, flame-retardant epoxy
  • Designed for modern low-voltage electrical protection
  • Typical trip time at 23°C: Ranges from seconds to minutes depending on model
  • Electrical characteristics tested with 100 cycles endurance
  • Suitable for low-voltage, high-reliability applications
  • Model-specific thermally derated current values provided

Buy the Bourns MF-RX110 – Reliable Resettable Fuse for Industrial Applications

Purchase the Bourns MF-RX series resettable fuses online today and enhance your circuit protection solutions. Designed for low-voltage applications up to 60 V, these reliable fuses feature fast trip response, halogen-free, RoHS compliance, and flame-retardant insulation. Suitable for security systems, fire alarms, loudspeakers, and power transformers, they come in various packaging options including bulk, tape & reel, and Ammo-Pak. Easy to install, these fuses ensure long-lasting protection, high environmental resistance, and consistent performance for industrial and electronic needs.

Get Bourns MF-RX110 today—built for precision, durability, and reliable overload protection in industrial and electronic systems.

Frequently Asked Questions

Where can I buy Bourns MFRX110720?

You can click on the BUY or RFQ button to purchase MFRX110720 from an authorized Bourns distributor.

How do I troubleshoot issues or seek technical support for part MFRX110720?

You can download the MFRX110720 datasheet or visit the Bourns website for support.

Who is the manufacturer of MFRX110720?

Bourns

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