X-On Electronics has gained recognition as a prominent supplier of K250R040 Resettable Fuses - PPTC across the USA, India, Europe, Australia, and various other global locations. K250R040 Resettable Fuses - PPTC are a product manufactured by Kailong. We provide cost-effective solutions for Resettable Fuses - PPTC, ensuring timely deliveries around the world.

K250R040 Kailong

K250R040 electronic component of Kailong
K250R040 Kailong
K250R040 Resettable Fuses - PPTC
K250R040  Circuit Protection

Images are for reference only
See Product Specifications
Part No. K250R040
Manufacturer: Kailong
Category: Resettable Fuses - PPTC
Description: 220V 0.04A 3A 1W 0.08A -40℃~+85℃ 33Ω 10s 97.5Ω Radial Leaded,P=5.1mm Resettable Fuses ROHS
Datasheet: K250R040 Datasheet (PDF)
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges



Price (USD)
20: USD 0.0408 ea
Line Total: USD 0.82 
Availability - 0
MOQ: 20  Multiples: 20
Pack Size: 20
Availability Price Quantity
0
Ship by Fri. 27 Jun to Wed. 02 Jul
MOQ : 20
Multiples : 20
20 : USD 0.0408
200 : USD 0.0329
1000 : USD 0.0275
2000 : USD 0.0247
10000 : USD 0.0224
20000 : USD 0.0212

   
Manufacturer
Product Category
Hold Current
Trip Current
Category
Rohs
Operating Voltage Max
Current Rating Max
Power Dissipation
Operating Temperature
Resistance - Initial Ri Min
Maximum Time To Trip
Resistance - Post Trip R1 Max
LoadingGif
 
Notes:- Show Stocked Products With Similar Attributes.

We are delighted to provide the K250R040 from our Resettable Fuses - PPTC category, at competitive rates not only in the United States, Australia, and India, but also across Europe and beyond. A long established and extensive electronic component distribution network has enhanced our global reach and dependability, ensuring cost savings through prompt deliveries worldwide. Client satisfaction is at the heart of our business, where every component counts and every customer matters. Our technical service team is ready to assist you. From product selection to after-sales support, we strive to deliver a seamless and satisfying experience. Are you ready to experience the best in electronic component distribution? Contact X-ON Electronics today and discover why X-On are a preferred choice for the K250R040 and other electronic components in the Resettable Fuses - PPTC category and beyond.

Image Part-Description
Stock Image K30U135
30V 1.35A 40A 1W 2.7A -40℃~+85℃ 0.04Ω 10s 0.12Ω Radial Leaded,P=5.1mm Resettable Fuses ROHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image K16G400
16V 4A 40A 2.4W -40℃~+85℃ 8A 0.021Ω 10s 0.06Ω Radial Leaded,P=5.1mm Resettable Fuses ROHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image K60X020
60V 0.2A 40A 1W -40℃~+85℃ 0.4A 1.5Ω 10s 4.26Ω Radial Leaded,P=5.1mm Resettable Fuses ROHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image K16G700
16V 7A 40A 3W 14A -40℃~+85℃ 0.008Ω 10s 0.023Ω Radial Leaded,P=5.1mm Resettable Fuses ROHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image K60X185
60V 1.85A 40A 2.1W 3.7A -40℃~+85℃ 0.08Ω 12.6s 0.18Ω Radial Leaded,P=5.1mm Resettable Fuses ROHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image K30U800
30V 8A 40A 4W 16A -40℃~+85℃ 0.005Ω 18.8s 0.03Ω Radial Leaded,P=10.2mm Resettable Fuses ROHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image K60X375
60V 3.75A 40A 3.2W 7.5A -40℃~+85℃ 0.03Ω 24s 0.075Ω Radial Leaded,P=10.2mm Resettable Fuses ROHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image K250R800
220V 0.8A 5A 3.5W -40℃~+85℃ 1.6A 0.45Ω 10s 1.05Ω Radial Leaded,P=5.1mm Resettable Fuses ROHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image K16G900
16V 9A 40A 3.3W 18A -40℃~+85℃ 0.005Ω 12s 0.017Ω Radial Leaded,P=5.1mm Resettable Fuses ROHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image K16G500
16V 5A 40A 2.6W 10A -40℃~+85℃ 0.015Ω 10s 0.038Ω Radial Leaded,P=5.1mm Resettable Fuses ROHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Image Part-Description
Stock Image 0ZCG0075AF2B
Resettable Fuses - PPTC
Stock : 4978
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image MINIASMDC075F/24-2
Resettable Fuses - PPTC .75A 24V Mini SMD AEC-Q200
Stock : 1430
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image MF-S120
Resettable Fuses - PPTC 1.20A 15V 0.085ohm Hold 1.2A Trip 2.7A
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 0ZCD0250FF2C
PTC Resettable Fuse 2.5A(hold) 5A(trip) 16VDC 40A 1.5W 16s 0.025Ohm SMD Solder Pad 2920 T/R
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image 0ZCG0030FF2C
Resettable Fuses - PPTC
Stock : 18287
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image MF-R030
Resettable Fuses - PPTC 60v Max 40Amps Max Hold .30 Trip .60
Stock : 480
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image RXEF020-2
Resettable Fuses - PPTC Radial Lead .2A 72V 40A Imax
Stock : 2769
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image SMD1210P075TF
PTC Resettable Fuses 1210 RoHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image FRX025-60F
PTC Resettable Fuses Through Hole RoHS
Stock : 500
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.
Stock Image BK16-600-SZ
PTC Resettable Fuses Through Hole,P=5.1mm RoHS
Stock : 0
This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges.

The K250R040 with 220V 0.04A 3A 1W 0.08A -40?~+85? 33O 10s 97.5O Radial Leaded, P=5.1mm Resettable Fuses ROHS manufactured by Kailong is a radial-leaded, resettable electronic fuse with a current range of 0.04-3A and a voltage rating of 220V AC/DC. It has a maximum operating temperature of 85°C and a minimum operating temperature of -40°C. It features a time-delay of 10s and has an impedance of 33O and 97.5O. The fuse is RoHS compliant and has a pin pitch of 5.1mm. This component is used to protect electrical circuits by automatically disconnecting when an overcurrent condition occurs.

Tariff Desc

8541.50.00 - Other semiconductor devices
42 No Other discrete (not IC) semiconductor devices
(PTC resettable fuses used to protect against overcurrent. Also known as a multifuse or polyfuse or polyswitch)

8536.10 FUSES AND FUSE HOLDERS, subminiature, plug in or pigtail type known as picofuses or microfuses, dimensions NOT exceeding 6mm x 18mm TC 8530773
Best Retailer of C7018 Fuse Holder by Eaton image

Nov 29, 2024
The Eaton C7018 Fuse Holder, available at Xon Electronic, offers reliable circuit protection for various applications, including industrial machinery, automotive systems, and consumer electronics. With a robust design and compatibility with standard cartridge fuses, it ensures safety against overcu
C-TEC2403-1 Supercapacitor – Altech 240F 3V Energy Storage image

May 15, 2025
Altech C-TEC2403-1 is a 240F, 3V supercapacitor offering high energy density, low ESR, and fast charge-discharge performance. Ideal for backup, energy storage, and industrial systems.
Best PB26-SF12HPR Piezo Buzzers & Audio Indicators Retailers image

Sep 10, 2024
Xon Electronic is the leading global retailer of the PB26-SF12HPR Piezo Buzzer & Audio Indicator, offering high-quality components in the USA, India, Australia, Europe, and more. The PB26-SF12HPR, manufactured by SPL, operates within a 1.5V-15V range, producing 75dB at 5kHz. Ideal for security syst
3-641215-4 Headers by TE – Compact Wire-to-Board Connectors image

Apr 14, 2025
The 3-641215-4 by TE Connectivity is a 4-position, 2.54mm pitch header designed for secure wire-to-board connections in a wide range of electronic applications. Featuring through-hole mounting and solder termination, it offers reliable performance and long-term durability. Ideal for compact PCB

Looking for help? Visit our FAQ's Section to answer to all your questions

 

X-ON Worldwide Electronics

Welcome To X-ON Electronics
For over three decades, we have been advocating and shaping the electronic components industry. Our management complements our worldwide business scope and focus. We are committed to innovation, backed by a strong business foundation. If you need a trustworthy supplier of electronic components for your business – look no further.
 

Copyright ©2025  X-ON Electronics Services. All rights reserved.
Please ensure you have read and understood our Terms & Conditions before purchasing. All prices exclude GST.

Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted Image for all the cards that are accepted AS9120 Certified