myMectronic
myMectronic

A Premier B2B Part Search

Littelfuse RUEF135 PolySwitch Device

The RUEF135 is a high-quality radial-leaded PolySwitch resettable device suitable for overcurrent protection in electronic circuits. RoHS and ELV compliant, it features a voltage rating of 30V, hold current of 1.55A at 25°C, and a maximum operating temperature of 125°C. Constructed with a flame-retardant epoxy polymer and tin-plated copper or copper-steel leads, it is designed for reliable operation, fast trip times, and low resistance. Ideal for use in power supplies, communication equipment, and industrial electronics requiring precise circuit protection.

Authorized Distributors
Source:Newark
Part No:RUEF135
Stock:361
Inv Date:05-28-2026
Price: Unit price: $0.515
Buy/RFQ:
Source:DigiKey
Part No:RUEF135
Stock:11816
Inv Date:05-28-2026
Price: Unit price: $0.54
Buy/RFQ:
Part No:RUEF135
Stock:7786
Inv Date:05-29-2026
Price: Unit price: $0.45
Buy/RFQ:
Part No:RUEF135
Stock:0
Inv Date:05-28-2026
Price: Unit price: $0.44
Buy/RFQ:
Part No:RUEF135
Stock:16
Inv Date:05-28-2026
Price: Unit price: $0.1988
Buy/RFQ:
Part No:RUEF135
Stock:16000
Inv Date:05-28-2026
Price: Unit price: $0.285
Buy/RFQ:
Source:Arrow EU
Part No:RUEF135
Stock:63500
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:
Part No:RUEF135
Stock:422
Inv Date:05-29-2026
Price: N/A
Buy/RFQ:

Littelfuse RUEF135 PolySwitch Device Specifications:

  • Voltage Rating: 30V
  • Hold Current: 1.55A at 25°C
  • Max Operating Temperature: 125°C
  • Lead Material: Tin-plated Copper or Copper-clad Steel
  • Solderability: Meets ANSI/J-STD-002 Category 3
  • Solder Heat Withstand: 10s at 260°C ± 5°C, Per IEC-STD 68-2-20
  • Insulating Material: Flame-retardant Epoxy Polymer, UL 94V-0
  • Operation Temperature Range: ~40°C to 125°C
  • Physical Dimensions: Length approx. 16.3 mm (0.64 inches), Width approx. 20.8 mm (0.82 inches), Lead Pitch 25.4 mm (1 inch)
  • Environmental Resistance: Resistant to humidity, thermal shock, and passive aging
  • RoHS and ELV Compliant, Halogen Free

Buy the Buy Littelfuse PolySwitch Part Number RUEF135 Online

Order the Littelfuse RUEF135 PolySwitch resettable device online to ensure your electronics are protected with fast trip times and low resistance. This RoHS and ELV compliant, halogen-free device offers a voltage rating of 30V and a hold current of 1.55A at 25°C, making it ideal for power supplies, communication gear, and industrial control systems. Its durable construction with flame-retardant epoxy and tin-plated leads guarantees long-lasting performance in demanding environments. Safeguard your circuits today with quick and easy online purchasing of the Littelfuse RUEF135.

Get Littelfuse RUEF135 today—built for reliable circuit protection in power supplies and industrial electronics.

Frequently Asked Questions

Where can I buy Littelfuse RUEF135?

You can click on the BUY or RFQ button to purchase RUEF135 from an authorized Littelfuse distributor.

How do I troubleshoot issues or seek technical support for part RUEF135?

You can download the RUEF135 datasheet or visit the Littelfuse website for support.

Who is the manufacturer of RUEF135?

Littelfuse

Littelfuse Part List

Browse and search other Littelfuse parts, locate datasheets and stock

Sponsored by