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.
RHEF050 Real Image
Same model may have multiple batches, images only for reference.

RHEF050

Part No RHEF050
Manufacturer Littelfuse Inc.
Catalog PTC Resettable Fuses
Description PTC RESET FUSE 30V 500MA RADIAL
Datasheet
RHEF050 Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Category Circuit Protection - PTC Resettable Fuses
Mfr Littelfuse Inc.
Series PolySwitch®, RHEF
Package Bag
Product Status Active
Type Polymeric
Voltage - Max 30V
Current - Hold (Ih) (Max) 500 mA
Current - Trip (It) 920 mA
Current - Max 40 A
Time to Trip 2.5 s
Resistance - Initial (Ri) (Min) 480 mOhms
Resistance - Post Trip (R1) (Max) 1.1 Ohms
Temperature Range - Operating -40°C ~ 125°C
Mounting Type Through Hole
Package / Case Radial, Disc
Size / Dimension 0.291" Dia x 0.118" T (7.40mm x 3.00mm)
Height - Seated (Max) 0.500" (12.70mm)
Lead Spacing 0.199" (5.05mm)
Approval Agency CSA, TUV, UL
Standard Package 500 pcs
MSL Level Not Applicable
ECCN EAR99
HTSUS 8533.40.8070
California Prop 65 Warning Information
Win Source Part Number 660268-RHEF050
Ultra Librarian 3D Model Ultra Librarian RHEF050 CAD Model

Description

The RHEF050 is a PolySwitch resettable fuse from Littelfuse Inc. RHEF050 is part of the PolySwitch RHEF series, which is designed for circuit protection in electronic devices.

  • Maximum Voltage Rating: 30V
  • Maximum Current Rating: 40A
  • Mounting Type: Through-Hole
  • Package: Radial, Disc
  • Time to Trip: 2.5 seconds
  • Resistance: 480 mOhms
  • Operating Temperature: -40°C to 125°C
  • Approvals: CSA, TUV, and UL

You May Also Be Interested in

0ZCH0020FF2E Bel Fuse Inc.
0ZCH0020FF2E
Bel Fuse Inc.
PTC RESET FUSE 30V 200MA 1210
Need more? Email Us
Picture of PSR-28615
PSR-28615
Littelfuse Inc.
PTC RESET FUSE LOWRHO STRAP / PTC Resettable Fuse Ih
Need more? Email Us
Picture of PSR-28299
PSR-28299
Littelfuse Inc.
PTC RESET FUSE LOWRHO STRAP / PTC Resettable Fuse Ih
Lowest to $0.6260
Picture of FSMD110-16-1206R
FSMD110-16-1206R
RFE/Fuzetec
PTC Resettable Fuse 16V 1.1 A Ih Surface Mount 1206 (3216 Metric), Concave
Lowest to $0.0830
Picture of MINISMDC050F-02
MINISMDC050F-02
Littelfuse Inc.
PTC RESET FUSE 24V 500MA 1812
Lowest to $0.4543
B59975C0120A070 EPCOS - TDK Electronics
B59975C0120A070
EPCOS (TDK)
PTC RESET FUSE 30V 450MA RADIAL
Lowest to $0.7277
0805L020/24YR Littelfuse Inc. – Price, Stock & Datasheet
0805L020/24YR
Littelfuse Inc.
Polymeric PTC Resettable Fuse 24V 200 mA Ih Surface Mount 0805 (2012 Metric), Concave
Need more? Email Us
Picture of PICOSMDC110S-2
PICOSMDC110S-2
Littelfuse Inc.
PTC RESET FUSE 6V 1.1A 0805
Lowest to $0.0605
PTS120660V005 Eaton - Electronics Division
PTS120660V005
Eaton / Cutler Hammer
PTC RESET FUSE 60V 50MA 1206
Lowest to $0.1343

Top Sellers

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
PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $1.3914
BMM150 label picture
BMM150
Bosch Sensortec
SENSOR FLIPCORE/HALL SPI 12WLCSP / Geomagnetic Sensor
Lowest to $0.7841
PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $32.0752
FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.0677
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.8016
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
BMI088 real image23913
BMI088
Bosch Sensortec
ACCELEROMETER 16LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $9.5038
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
RTL8211FI-CG real image16071
RTL8211FI-CG
Realtek
INTEGRATED 10/100/1000M ETHERNET TRANSCEIVER
Lowest to $2.4354
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.9399
ICM-42688-P Real Image2
ICM-42688-P
TDK InvenSense
MOTION SENSOR / Accelerometer, Gyroscope, 6 Axis Sensor Output
Lowest to $17.3800
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $6.6527
AR8033-AL1A real image2016
AR8033-AL1A
Atheros
Ethernet TXRX Single Chip 1-Port 3.3V 10Mbps/100Mbps/1000Mbps 48-Pin QFN EP Tray
Lowest to $2.6071
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374

Pricing & Ordering

Quantity Unit Price Ext. Price
70+ $0.7326 $51.2820
170+ $0.6011 $102.1870
260+ $0.5823 $151.3980
355+ $0.5636 $200.0780
460+ $0.5448 $250.6080
615+ $0.4884 $300.3660
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Estimate Shipping
Enter your destination to get a shipping estimate
*
Availability: 110 pieces
MOQ: 70 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