Rxef110

Updated October 6, 2026

Overview

Product sourcing insights & recommendations

26 来源

The RXEF110 is a radial-leaded PolySwitch resettable PPTC (Polymeric Positive Temperature Coefficient) device manufactured by Littelfuse. It is designed to provide overcurrent protection by switching to a high-resistance state during a fault and resetting once the fault is cleared and power is cycled Littelfuse Littelfuse.

Key Specifications

* Electrical: Rated for 72V (Max) with a Hold Current of 1.1A and a Trip Current of 2.2A Littelfuse Mouser.

* Performance: Features a maximum fault current of 40A and a typical power dissipation of 1.5W Littelfuse.

* Environmental: Operating temperature range is -40°C to 85°C, making it suitable for industrial environments Tti Digikey.

Market Trends & Insights

The market for fuses is experiencing significant growth driven by the electrification of industries:

* Automotive Sector: The global automotive fuse market is projected to reach $21.8 billion by 2033 with a 6.4% CAGR. The move toward high-voltage (800V+) EV architectures is a primary driver Grandviewresearch Stratviewresearch.

* EV Specifics: The EV fuse segment is growing faster at a 13.9% CAGR, with demand concentrated in Asia-Pacific (over 55% share) due to China's EV production dominance Stratviewresearch Grandviewresearch.

* Technology Shift: There is a rising preference for resettable technology (PPTCs) in low-power electronics to reduce maintenance costs and improve device longevity Littelfuse.

Sourcing Intelligence

Current wholesale data from Shenzhen-based suppliers shows high availability:

* Pricing: Bulk prices range from $0.01 to $0.09 per piece, depending on order volume.

* MOQ: Flexible minimum order quantities starting as low as 10 to 100 pieces.

* Top Suppliers: Key manufacturers include Shenzhen Seuo Electronics and Shenzhen Yuzens Technologies, both offering verified production and quality traceability.

I have compiled a detailed list of products and suppliers for your review in the files below.

The RXEF110 is a widely used resettable fuse. You can continue with:

Sources & References

26 sources cited · Verified industry data & reports

RXEF110-2 Littelfuse

Mouser Electronics

Specifications ; Trip Current: 2.2 A ; Current Rating - Max: 40 A ; Resistance: 380 mOhms ; Minimum Operating Temperature: - 40 C.

RXEF110 - PolySwitch® Resettable PPTC Devices

Littelfuse

RXEF series offers low hold currents (down to 50mA) and high voltage rating (up to 72V). 2.2 Max Fault Current Rating (A) 40 PDMAX (W) 2.5 RMIN (Ω) 0.15 ...

RXEF110 - Littelfuse Part Detail

TTI, Inc.

RXEF110 ; Current Rating - Max, 40 A ; Resistance, 380 mOhms ; Minimum Operating Temperature, - 40 C ; Maximum Operating Temperature, + 85 C ; Lead Spacing, 5.8 mm.

RXEF110-2 - LITTELFUSE - Product.Network

product.network

1.5W 8.2s 0.15Ohm Radial 12.8 X 3mm T/R - RXEF110-2. Specifications for the suggested device part numbers can be found in this section. Hold Current (A) 0.050 ...

RXEF110 Datasheet(PDF) - Littelfuse

ALLDATASHEET.COM

Description: PolySwitch PTC Devices. Manufacturer: Littelfuse. of circuit protection and control products. used in various applications such as automotive, ...

RXEF110 LITTELFUSE, Resettable Fuse, PPTC, ...

Newark Electronics

The RXEF series fuse is for low hold currents (down to 50mA) and high voltage rating (up to 72V). It is suitable for use in satellite video receivers, ...