EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
RKEF110 Real Image
Same model may have multiple batches, images only for reference.

RKEF110

Part No RKEF110
Manufacturer Littelfuse Inc.
Catalog PTC Resettable Fuses
Description PTC RESET FUSE 60V 1.1A RADIAL
Datasheet
RKEF110 Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Category Circuit Protection - PTC Resettable Fuses
Mfr Littelfuse Inc.
Series PolySwitch®, RKEF
Package Bag
Product Status Active
Type Polymeric
Voltage - Max 60V
Current - Hold (Ih) (Max) 1.1 A
Current - Trip (It) 2.2 A
Current - Max 40 A
Time to Trip 3 s
Resistance - Initial (Ri) (Min) 170 mOhms
Resistance - Post Trip (R1) (Max) 470 mOhms
Temperature Range - Operating -40°C ~ 85°C
Mounting Type Through Hole
Package / Case Radial, Disc
Size / Dimension 0.299" L x 0.161" W (7.60mm x 4.10mm)
Height - Seated (Max) 0.591" (15.00mm)
Lead Spacing 0.199" (5.05mm)
Approval Agency CSA, TUV, UL
Standard Package 500 pcs
MSL Level 1 (Unlimited)
ECCN EAR99
HTSUS 8533.40.8070
California Prop 65 Warning Information
Win Source Part Number 660479-RKEF110
Ultra Librarian 3D Model Ultra Librarian RKEF110 CAD Model

Description

The 660479-RKEF110 is a Polymeric PTC Resettable Fuse from Littelfuse Inc.

  • Type: circuit protection device
  • Application: protect electronic circuits from overcurrent conditions
  • Voltage Rating: 60V
  • Current Rating: 40A
  • Hold Current (Ih): 1.1A
  • Trip Current (It): 2.2A
  • Time to Trip: 3 seconds
  • Mounting: through-hole mounting
  • Package: radial, disc package
  • Temperature Range: -40°C to 85°C
  • Initial Resistance (Ri): 170 mOhms
  • Post-Trip Resistance (R1): 470 mOhms
  • Approvals: CSA, TUV, and UL
  • Status: active
  • REACH: unaffected

You May Also Be Interested in

B59101P1120A062 EPCOS (TDK) – Price, Stock & Datasheet
B59101P1120A062
EPCOS (TDK)
Ceramic PTC Resettable Fuse 24V 355 mA Ih Surface Mount 2-SMD
Need more? Email Us
Picture of PSR-27561
PSR-27561
Littelfuse Inc.
PTC RESET FUSE LOWRHO STRAP / PTC Resettable Fuse Ih
Need more? Email Us
1206L110/16WR Littelfuse Inc. – Price, Stock & Datasheet
1206L110/16WR
Littelfuse Inc.
Polymeric PTC Resettable Fuse 16V 1.1 A Ih Surface Mount 1206 (3216 Metric), Concave
Lowest to $0.2191
PTS181230V010Eaton - Electronics Division
PTS181230V010
Eaton / Cutler Hammer
PTC RESET FUSE 30V 100MA 1812
Need more? Email Us
Picture of MINISMDC050F-02
MINISMDC050F-02
Littelfuse Inc.
PTC RESET FUSE 24V 500MA 1812
Lowest to $0.4543
RXE160
RXE160
Littelfuse Inc.
PTC RESET FUSE 60V 1.6A RADIAL
Need more? Email Us
Picture of PSR-28669II-2
PSR-28669II-2
Littelfuse Inc.
PTC RESET FUSE LOWRHO STRAP / PTC Resettable Fuse Ih
Need more? Email Us
Picture of PICOSMDC110S-2
PICOSMDC110S-2
Littelfuse Inc.
PTC RESET FUSE 6V 1.1A 0805
Lowest to $0.0605
0ZCH0020FF2E Bel Fuse Inc.
0ZCH0020FF2E
Bel Fuse Inc.
PTC RESET FUSE 30V 200MA 1210
Need more? Email Us

Top Sellers

EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
RTL8211FI-CG real image16071
RTL8211FI-CG
Realtek
INTEGRATED 10/100/1000M ETHERNET TRANSCEIVER
Lowest to $2.4354
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.2767
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $4.1579
FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.0677
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.0101
BM04B-GHS-TBT(LF)(SN)(N) label picture
BM04B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER GH TOP 4POS 1.25MM
Lowest to $0.2376
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $4.7519
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.6527
ICM-42688-P Real Image2
ICM-42688-P
TDK InvenSense
MOTION SENSOR / Accelerometer, Gyroscope, 6 Axis Sensor Output
Lowest to $17.3800
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $1.3914
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
74HC595D,118 label picture
74HC595D,118
Nexperia USA Inc.
Counter Shift Registers 8-bit serial-in, serial or parallel-out shift register with output latches; 3 - state
Lowest to $0.0951
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647

Pricing & Ordering

Quantity Unit Price Ext. Price
315+ $0.1601 $50.4315
765+ $0.1314 $100.5210
1,180+ $0.1273 $150.2140
1,625+ $0.1232 $200.2000
2,100+ $0.1191 $250.1100
2,810+ $0.1068 $300.1080
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 9,000 pieces
MOQ: 315 pcs
Order Increment : 1 pcs
*Need More Quantity? *Request a Bulk Quantity Quotation?
Ordering Guidelines

Shipping Information

Shipped from HK warehouse
Expected Shipping Date
Ship today if order in (HKT)
Supplier Lead-Time Call for availability
Estimate shipping fee
Enter your destination to get a shipping estimate
Estimate Shipping Fee

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess