Polymeric PTC Resettable Fuse 72V 2.5 A Ih Through Hole Radial, Disc
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Polymeric PTC Resettable Fuse 72V 2.5 A Ih Through Hole Radial, Disc
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

RXEF250

DigiKey Part Number
RXEF250HF-ND
Manufacturer
Manufacturer Product Number
RXEF250
Description
PTC RESET FUSE 72V 2.5A RADIAL
Manufacturer Standard Lead Time
17 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 72V 2.5 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
EDA/CAD Models
RXEF250 Models
Product Attributes
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Category
Time to Trip
15.6 s
Manufacturer
Littelfuse Inc.
Resistance - Initial (Ri) (Min)
50 mOhms
Series
Resistance - Post Trip (R1) (Max)
130 mOhms
Packaging
Bag
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Mounting Type
Through Hole
Type
Polymeric
Package / Case
Radial, Disc
Voltage - Max
72V
Size / Dimension
0.819" Dia x 0.118" T (20.80mm x 3.00mm)
Current - Hold (Ih) (Max)
2.5 A
Height - Seated (Max)
1.000" (25.40mm)
Current - Trip (It)
5 A
Lead Spacing
0.400" (10.15mm)
Current - Max
40 A
Approval Agency
CQC, CSA, TUV, UL
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
0ZRR0250FF1ABel Fuse Inc.6555923-0ZRR0250FF1A-ND$1.07000Similar
In-Stock: 9,507
Check for Additional Incoming Stock
All prices are in CAD
Bag
QuantityUnit PriceExt Price
1$1.43000$1.43
5$1.18200$5.91
10$1.09100$10.91
50$0.90500$45.25
100$0.83500$83.50
250$0.75056$187.64
500$0.69212$346.06
1,000$0.63802$638.02
5,000$0.55158$2,757.90
Manufacturers Standard Package