Polymeric PTC Resettable Fuse 60V 2.5 A Ih Through Hole Radial, Disc
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Polymeric PTC Resettable Fuse 60V 2.5 A Ih Through Hole Radial, Disc
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

RKEF250

DigiKey Part Number
RKEF250HF-ND
Manufacturer
Manufacturer Product Number
RKEF250
Description
PTC RESET FUSE 60V 2.5A RADIAL
Manufacturer Standard Lead Time
17 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 60V 2.5 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
EDA/CAD Models
RKEF250 Models
Product Attributes
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Category
Time to Trip
15.6 s
Manufacturer
Littelfuse Inc.
Resistance - Initial (Ri) (Min)
40 mOhms
Series
Resistance - Post Trip (R1) (Max)
140 mOhms
Packaging
Bag
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Mounting Type
Through Hole
Type
Polymeric
Package / Case
Radial, Disc
Voltage - Max
60V
Size / Dimension
0.512" L x 0.150" W (13.00mm x 3.81mm)
Current - Hold (Ih) (Max)
2.5 A
Height - Seated (Max)
0.740" (18.80mm)
Current - Trip (It)
5 A
Lead Spacing
0.200" (5.08mm)
Current - Max
40 A
Approval Agency
CSA, TUV, UL
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
0ZRP0250FF1ABel Fuse Inc.26,8955923-0ZRP0250FF1A-ND£0.56000Similar
In-Stock: 15,904
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All prices are in GBP
Bag
QuantityUnit PriceExt Price
1£0.53000£0.53
5£0.43600£2.18
10£0.40200£4.02
50£0.33300£16.65
100£0.30730£30.73
250£0.27624£69.06
500£0.25478£127.39
1,000£0.23490£234.90
5,000£0.19664£983.20
Manufacturers Standard Package
Unit Price without VAT:£0.53000
Unit Price with VAT:£0.63600