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OptiFuse RS240055 resettable fuse

The RS240 series is a resettable fuse designed for use with 240V AC or DC power supplies. Featuring a radial lead configuration for easy mounting, these PTC fuses provide reliable overcurrent protection for line voltage power supplies, transformers, and appliances. They have low hold current, high maximum operating voltage of 240 Vac, trip current starting at 0.55A, and operate within a temperature range of -40°C to 85°C. Compliant with RoHS and TUV standards, they safeguard circuits against overcurrent faults efficiently.

Authorized Distributors
Part No:RS240-055
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.896
Buy/RFQ:
Part No:RS240-055
Stock:0
Inv Date:06-05-2026
Price: Unit price: $0.896
Buy/RFQ:

OptiFuse RS240055 resettable fuse Specifications:

  • Hold Current: 0.55A
  • Trip Current: 1.25A
  • Maximum Operating Voltage: 240 Vac
  • Maximum Interrupt Voltage: 265 V
  • Maximum Power Dissipation: 3.40W
  • Temperature Range: -40°C to 85°C
  • Lead Material: Tin plated copper
  • Lead Size: 24AWG Lead Diameter: 0.51mm
  • Soldering Characteristics: MIL-STD-202, method 208E
  • Insulating Coating: Flame retardant epoxy, meet UL-94V-0
  • Agency Standards and Listings: RoHS, TUV

Buy the Optifuse Series RS240 Resettable Fuse: RS240055

Get the reliable Optifuse Series RS240055 resettable fuse online today. Perfect for protecting 240V AC/DC power supplies, transformers, and appliances. Its radial lead design allows easy installation, and it offers high maximum voltage and low hold current for effective circuit protection. Operating efficiently from -40°C to 85°C, this fuse complies with RoHS and TUV standards, ensuring safe, compliant, and dependable overcurrent protection for your electrical projects and appliances.

Order your Optifuse Series RS240055 resettable fuse today and give your power supplies reliable overcurrent protection with easy radial lead mounting.

Frequently Asked Questions

Where can I buy OptiFuse RS240055?

You can click on the BUY or RFQ button to purchase RS240055 from an authorized OptiFuse distributor.

How do I troubleshoot issues or seek technical support for part RS240055?

You can download the RS240055 datasheet or visit the OptiFuse website for support.

Who is the manufacturer of RS240055?

OptiFuse

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