Coupons
Assembly Parts LibFor PCBA Only
0Parts Cart
Products
  • In Stock Parts
  • Bom Tool
  • Request a Quote
  • Support
Chat with our live agent for fast reply.
Mon-Fri: 24 hours, Sat: 9am-6pm, GMT+8
Email Us >
Contact us at support@jlcpcb.com
Typically reply within hours.
Help Center >
Get instant answers.
24/7 Available.
Services & Tools
  • Electronic Parts
  • BOM Tool
  • Request a Quote
  • Manufacturers
  • PCB Assembly
Support
  • Contact Us
  • How to Order
  • User Guides
  • Sourcing Tips
  • Payment Methods
Company
  • About Us
  • Quality Assurance
  • How We Work
  • Certifications
  • Security
  • JLCAPI
  • News
  • Cooperation
  • Careers
Electronics
  • EasyEDA
  • JLCPCB
  • JLCDFM
  • LCSC
  • OSHWLAB
Mechanical
  • JLC3DP
  • JLCCNC
  • JLCMC
Download JLCONE Desktop—Get $524 Exclusive Coupons
CONNECT WITH US
Services & Tools
Electronic PartsBOM ToolRequest a QuoteManufacturersPCB Assembly
Support
Contact UsHow to OrderUser GuidesSourcing TipsPayment Methods
Company
About UsQuality AssuranceHow We WorkCertificationsSecurityJLCAPINewsCooperationCareers
Electronics
EasyEDAJLCPCBJLCDFMLCSCOSHWLAB
Mechanical
JLC3DPJLCCNCJLCMC

Download JLCONE Desktop—Get $524 Exclusive Coupons

CONNECT WITH US

© 2026 JLCPCB.COM All Rights Reserved.Privacy PolicyTerms & ConditionsCookies PolicyDo Not Sell or Share My Personal Information
  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Circuit Protection
  5. Resettable Fuses
  6. RKEF250
RKEF250 - 1
RKEF250 - 2
RKEF250 - 3
Extended1/3
* Images are for reference only
RKEF250
Attributes
Value
Manufacturer
Littelfuse
MFR.Part #
RKEF250
JLCPCB Part #
C1519304
Package
Plugin
Description
140mΩ 15.6s 2.5A 2.8W 40mΩ 5A 60V 插件 Resettable Fuses ROHS
EasyEDA Libraries
ECCN
EAR99
Datasheet
Download
Source
JLCPCB
Assembly Type
Wave Soldering
PCBA Type
Economic and Standard
MSL Level
MSL 1

Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

AttributesValue
CategoryCircuit Protection/Resettable Fuses
ManufacturerLittelfuse
PackagePlugin
Voltage - Max60V
Power Dissipation2.8W
Time to Trip(Max)15.6s
Length14mm
Resistance - Initial (Ri) (Min)40mΩ
Trip Current5A
Pitch5.8mm
Hold Current2.5A
Height20.6mm
Width3mm
Resistance - Post Trip (R1) (Max)140mΩ
Results remaining: 0

  1. JLCPCB
  2. Parts Library
  3. All Components
  4. Circuit Protection
  5. Resettable Fuses
  6. RKEF250
RKEF250

* Images are for reference only

RKEF250

Extended
Manufacturer

Littelfuse

MFR.Part #
RKEF250
JLCPCB Part #
C1519304
Package
Plugin
Description
140mΩ 15.6s 2.5A 2.8W 40mΩ 5A 60V 插件 Resettable Fuses ROHS
EasyEDA Libraries
ECCN
EAR99
Datasheet
Download
Source
JLCPCB
Assembly Type
Wave Soldering
PCBA Type
Economic and Standard
MSL Level
MSL 1

Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

RKEF250

* Images are for reference only

RKEF250
Extended
Manufacturer

Littelfuse

MFR.Part #
RKEF250
JLCPCB Part #
C1519304
Package
Plugin
Description
140mΩ 15.6s 2.5A 2.8W 40mΩ 5A 60V 插件 Resettable Fuses ROHS
EasyEDA Libraries
ECCN
EAR99
Datasheet
Download
Source
JLCPCB
Assembly Type
Wave Soldering
PCBA Type
Economic and Standard
MSL Level
MSL 1

Note: The purchased components are stored in your JLCPCB parts library for future PCBA orders only, and cannot be shipped separately.

RKEF250 Specifications

RKEF250 technical specifications, attributes, and parameters.

AttributesValue
CategoryCircuit Protection/Resettable Fuses
ManufacturerLittelfuse
PackagePlugin
Voltage - Max60V
Power Dissipation2.8W
Time to Trip(Max)15.6s
Length14mm
Resistance - Initial (Ri) (Min)40mΩ
Trip Current5A
Pitch5.8mm
Hold Current2.5A
Height20.6mm
Width3mm
Resistance - Post Trip (R1) (Max)140mΩ
Results remaining: 0

PCB Assembly Tips

From components to fully assembled PCBs. JLCPCB supports PCB assembly for the RKEF250. Sign up to receive and start your assembly today →

  • 1

    Step 1 - Pre-order the parts you need from JLCPCB.

  • 2

    Step 2 - Place a PCBA order to have those parts assembled onto your boards.

  • 3

    Step 3 - JLCPCB manufactures and assembles your boards in as fast as 3 days.

JLCPCB Assembly Tutorial
Learn more about JLCPCB Assembly

RKEF250 Documents

RKEF250 datasheets or manufacturer documentation.

Datasheet: RKEF250 Datasheet (PDF)

RKEF250 Schematic Symbol & PCB Footprint

The RKEF250 schematic symbol and PCB footprint are available in the EasyEDA PCB design tool.