RKEF250 is out of stock and can be placed on backorder.
Available Substitutes:

Similar


Littelfuse Inc.
In Stock: 421
Unit Price: £1.82000
Datasheet

Similar


Littelfuse Inc.
In Stock: 723
Unit Price: £1.55000
Datasheet

Direct


Eaton - Electronics Division
In Stock: 0
Unit Price: £0.55582
Datasheet

Similar


Bel Fuse Inc.
In Stock: 37,042
Unit Price: £0.37000
Datasheet
RKEF Series
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
RKEF Series
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
15 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
Type
Description
Select All
Category
Manufacturer
Littelfuse Inc.
Series
Packaging
Bag
Part Status
Active
Type
Polymeric
Voltage - Max
60V
Current - Hold (Ih) (Max)
2.5 A
Current - Trip (It)
5 A
Current - Max
40 A
Time to Trip
15.6 s
Resistance - Initial (Ri) (Min)
40 mOhms
Resistance - Post Trip (R1) (Max)
140 mOhms
Operating Temperature
-40°C ~ 85°C
Ratings
-
Mounting Type
Through Hole
Package / Case
Radial, Disc
Size / Dimension
0.512" L x 0.150" W (13.00mm x 3.81mm)
Height - Seated (Max)
0.740" (18.80mm)
Thickness (Max)
-
Lead Spacing
0.200" (5.08mm)
Approval Agency
CSA, TUV, UL
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

0 In Stock
Check Lead Time
Request Stock Notification
All prices are in GBP
Bag
QuantityUnit PriceExt Price
1£0.54000£0.54
5£0.45200£2.26
10£0.41600£4.16
50£0.34480£17.24
100£0.31820£31.82
250£0.28604£71.51
500£0.26382£131.91
1,000£0.24323£243.23
5,000£0.20362£1,018.10
Manufacturers Standard Package
Unit Price without VAT:£0.54000
Unit Price with VAT:£0.64800