# PPTC RESETTABLE FUSE, ROUND, 40A, 72V

![Product image](https://novapart.co/image/farnell:4734104/)

**URL**: https://novapart.co/products/RF2703-000/pptc-resettable-fuse-round-40a-72v
**SKU**: RF2703-000
**Manufacturer**: LITTELFUSE
**Category**: Circuit Protection || Thermistors || Resettable Fuses || Radial Leaded PPTCs
**Price**: €0.2590
**Stock**: 500+
**Lead Time**: 137 days (indicative)

## Description

Product Range:PolySwitch RXEF Series; Voltage Rating:72V; Holding Current:1.1A; Trip Current:2.2A; Time to Trip:8.2s; Fuse Shape:Round; Current Rating Max:40A; L 34AC5329

## Specifications

| Parameter | Value |
|---|---|
| Svhc | To Be Advised |
| Height | 0.69" |
| Length | - |
| Diameter | 0.5" |
| Thickness | 0.12" |
| Fuse Shape | Round |
| Lead Spacing | 0.23" |
| Time To Trip | 8.2s |
| Trip Current | 2.2A |
| Product Range | PolySwitch RXEF Series |
| Voltage Rating | 72V |
| Holding Current | 1.1A |
| Current Rating Max | 40A |
| Operating Temperature Max | 85°C |
| Operating Temperature Min | -40°C |
| Automotive Qualification Standard | - |

## Datasheet

📄 [Download PDF](https://novapart.co/datasheet/farnell:4734104/)

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## **RXEF110K Product Details** 

**PolySwitch Resettable Devices** Always EU RoHS/ELV Compliant (Statement of Compliance) a ~ r] I **Product Highlights:** — — . Radial Application b Vmax Interrupt = 72 V rms Imax Interrupt = 40 A Family Name = RXEF **RXEF110K** Radial Construction (RF2703­000) View all Features TE Internal Number: RF2703­000 Active Add to My Part List Request Sample Find Similar Products Buy Product ¥ ~~oo asss~~ @ ~~__ see~~ **Documentation & Additional Information Product Drawings: Related Products:** None Available Tooling 

## **Documentation & Additional Information** 

**Product Drawings:** None Available 

**Catalog Pages/Data Sheets:** None Available 

**Product Specifications:** RXEF110K (PDF, English) 

**Application Specifications:** None Available 

**Instruction Sheets:** None Available 

**CAD Files:** None Available 

List all Documents 

## **Product Features (Please use the Product Drawing for all design activity)** 

## **Product Type Features:** 

Family Name = RXEF CSA File Number = A78165 

## **Configuration Features:** 

Coating = Coated 

## **Industry Standards:** 

## **Electrical Characteristics:** 

Vmax Interrupt (V rms) = 72 Imax Interrupt (A) = 40 

- IH (Room Temperature) (A) = 1.1 IT (Room Temperature) (A) = 2.20 Rmin (Ω) = 0.15 Rmax (Ω) = 0.250 

- R1 Max [Post Trip] (Ω) = 0.38 Power Dissipation (Typical) (W) = 1.50 Power Dissipation (Max) (W) = 2.5 

## **Termination Features:** 

Construction = Radial 

## **Body Features:** 

Lead Type = Standard Kinked Lead 

RoHS/ELV Compliance = RoHS compliant, ELV compliant 

- Lead Free Solder Processes = Wave solder capable to 260°C, Wave solder capable to 240°C 

RoHS/ELV Compliance History = Always was RoHS compliant UL File Number = E74889 

TUV Certificate No. = Available on request (per IEC 60730­1) 

## **Environmental:** 

Operating Temperature (Max.) (°C) = 85 

## **Operation/Application:** 

Application = Radial 

## **Packaging Features:** 

Packaging Method = Loose Piece 

## **Other:** 

Brand = Raychem 

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## Links

- [View this product on Novapart](https://novapart.co/products/RF2703-000/pptc-resettable-fuse-round-40a-72v)
- [Request a quote for this part](https://novapart.co/quote/)
- [Supplier page](https://es.farnell.com/littelfuse/rf2703-000/pptc-resettable-fuse-round-40a/dp/4734104)
---

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