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.
LVR055K-2 Real Image
Same model may have multiple batches, images only for reference.

LVR055K-2

Part No LVR055K-2
Manufacturer Littelfuse Inc.
Catalog PTC Resettable Fuses
Description PTC Resettable Fuse 0.55A(hold) 1.25A(trip) 240VAC 7A 3.4W 26s 0.45Ohm Radial 14 X 4.1 X 22.4mm T/R / POLYSWITCH PTC RESET 0.55A
Datasheet
LVR055K-2 Datasheet
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Categories Circuit Protection
Manufacturer Littelfuse Inc.
Series PolySwitch, LVR
Packaging Reel package
Type Polymeric
Voltage - Max 240V (265V Int)
Current - Max 7A
Current - Hold (Ih) (Maximum) 550mA
Current - Trip (It) 1.25A
Time to Trip 26s
Resistance - Initial (Ri) (Minimum) 450 mOhm
Resistance - Post Trip (R1) (Maximum) 1.45 Ohm
Operating Temperature Range -20°C ~ 85°C
Mounting Style Through Hole
Package Radial, Disc
Dimension 0.551" L x 0.161" W (14.00mm x 4.10mm)
Height - Seated (Maximum) 0.880" (22.40mm)
Lead Spacing 0.200" (5.08mm)
Approvals CQC, CSA, TUV, UL
Win Source Part Number 784747-LVR055K-2
Popularity Medium
Supply and Demand Status Limited
Family Name LVR
Introduction Date November 09, 2015
ECCN EAR99
Country of Origin China
Estimated EOL Date 2029
Ultra Librarian 3D Model Ultra Librarian LVR055K-2 CAD Model

Description

This Littelfuse PolySwitch is a type of polymeric circuit protection device that is designed for through-hole mounting. Littelfuse

  • Series: LVR
  • Maximum Voltage: 240V (265V Int)
  • Maximum Current: 7A
  • Current Trip: 1.25A
  • Time to Trip: 26s
  • Current Hold (Ih) (maximum): 550mA
  • Resistance-Initial (Ri) (minimum): 450 mOhm
  • Resistance-Post Trip (R1) (maximum): 1.45 Ohm
  • Dimension: 0.551 inches L x 0.161 inches W (14.00mm x 4.10mm)
  • Height-Seated (maximum): 0.880 inches (22.40mm)
  • Approvals: CQC, CSA, TUV, UL
  • ECCN: EAR99

You May Also Be Interested in

RXEF135K-AP Littelfuse Inc. – Price, Stock & Datasheet
RXEF135K-AP
Littelfuse Inc.
PTC RESET FUSE 72V 1.35A RADIAL
Need more? Email Us
0ZRC0025FF2E Bel Fuse Inc. – Price, Stock & Datasheet
0ZRC0025FF2E
Bel Fuse Inc.
PTC RESET FUSE 90V 250MA RADIAL
Need more? Email Us
16R900GF Littelfuse Inc. – Price, Stock & Datasheet
16R900GF
Littelfuse Inc.
PTC RESET FUSE 16V 9A RADIAL
Need more? Email Us
RUEF400K-AP Littelfuse Inc. – Price, Stock & Datasheet
RUEF400K-AP
Littelfuse Inc.
PTC RESET FUSE 30V 4A RADIAL
Need more? Email Us
FSMD020-1210-R RFE/Fuzetec – Price, Stock & Datasheet
FSMD020-1210-R
RFE/Fuzetec
PPTC Resettable Fuse 30V .2A Hol
Lowest to $0.0536
Picture of TRF600-400
TRF600-400
Littelfuse Inc.
PTC RESET FUSE 60V 400MA RADIAL
Lowest to $0.8959
MF-R250U Bourns Inc. – Price, Stock & Datasheet
MF-R250U
Bourns Inc.
PTC RESET FUSE 30V 2.5A RADIAL
Need more? Email Us
0ZCK0035FF2G Bel Fuse Inc. – Price, Stock & Datasheet
0ZCK0035FF2G
Bel Fuse Inc.
PTC RESET FUSE 6V 350MA 0805
Need more? Email Us
Picture of YQS8120
YQS8120
Amphenol Advanced Sensors
PTC RESET FUSE 420V 21MA RADIAL
Need more? Email Us

Top Sellers

EC2-5NU real image3736
EC2-5NU
Kemet
RELAY GEN PURPOSE DPDT 2A 5V
Lowest to $0.9677
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.9399
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 $0.1046
FT230XQ-R real image21397
FT230XQ-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16QFN
Lowest to $5.7023
FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.7805
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $3.5640
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
NTA4153NT1G real image4110
NTA4153NT1G
ON Semiconductor
MOSFET N-CH 20V 915MA SOT-416
Lowest to $0.0543
SSD1963QL9 real image6483
SSD1963QL9
Solomon
LCD Display Controller 128-Pin LQFP Tray
Lowest to $7.4300
FT230XS-R real image4301
FT230XS-R
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $5.9399
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 $41.3948
FT4232HL real image4446
FT4232HL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $13.7805
EPM3128ATC100-10N real image
EPM3128ATC100-10N
Altera
IC CPLD 128MC 10NS 100TQFP
Lowest to $3.3015
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.6828
ULN2803ADW Real Image
ULN2803ADW
Texas Instruments
DARLINGTON TRANSISTOR ARRAY | TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.2271
Availability: Check Availability & Quote
Notify Me When Available

Shipping Information

Shipped from HK warehouse
Expected Shipping Date Get an estimate

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