LR4-260SF is out of stock and can be placed on backorder.
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Polymeric PTC Resettable Fuse 15V 2.6 A Ih User Defined Strap
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Polymeric PTC Resettable Fuse 15V 2.6 A Ih User Defined Strap
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

LR4-260SF

DigiKey Part Number
LR4-260SF-ND
Manufacturer
Manufacturer Product Number
LR4-260SF
Description
PTC RESET FUSE 15V 2.6A STRAP
Manufacturer Standard Lead Time
15 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 15V 2.6 A Ih User Defined Strap
Datasheet
 Datasheet
Product Attributes
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Show Empty Attributes
Category
Current - Max
100 A
Manufacturer
Littelfuse Inc.
Time to Trip
5 s
Series
Resistance - Initial (Ri) (Min)
20 mOhms
Packaging
Bag
Resistance - Post Trip (R1) (Max)
63 mOhms
Part Status
Active
Operating Temperature
-40°C ~ 85°C
Type
Polymeric
Mounting Type
User Defined
Voltage - Max
15V
Package / Case
Strap
Current - Hold (Ih) (Max)
2.6 A
Size / Dimension
0.866" L x 0.205" W (22.00mm x 5.20mm)
Current - Trip (It)
5.8 A
Approval Agency
CSA, TUV, UL
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (11)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MF-LR190Bourns Inc.5,989MF-LR190-ND$0.65000Similar
MF-LR260Bourns Inc.0MF-LR260-ND$0.61000Similar
MF-LR380Bourns Inc.0118-MF-LR380-ND$0.91000Similar
MF-MSMF050-2Bourns Inc.0MF-MSMF050-2TR-ND$0.19000Similar
MF-S120Bourns Inc.0118-MF-S120-ND$0.71000Similar
In-Stock: 0
1,000 estimated in stock on 09-Mar-2027
Request Stock Notification
All prices are in USD
Bag
QuantityUnit PriceExt Price
1$0.91000$0.91
5$0.75800$3.79
10$0.69900$6.99
50$0.57980$28.99
100$0.53500$53.50
250$0.48088$120.22
500$0.44348$221.74
1,000$0.40882$408.82
5,000$0.35112$1,755.60
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