RXEF300 is out of stock and can be placed on backorder.
Available Substitutes:

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Bourns Inc.
In Stock: 0
Unit Price: $0.95000
Datasheet

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Eaton - Electronics Division
In Stock: 0
Unit Price: $1.48000
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Bel Fuse Inc.
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Polymeric PTC Resettable Fuse 72V 3 A Ih Through Hole Radial, Disc
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
Polymeric PTC Resettable Fuse 72V 3 A Ih Through Hole Radial, Disc
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RXEF300

DigiKey Part Number
RXEF300HF-ND
Manufacturer
Manufacturer Product Number
RXEF300
Description
PTC RESET FUSE 72V 3A RADIAL
Manufacturer Standard Lead Time
15 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 72V 3 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
EDA/CAD Models
RXEF300 Models
Product Attributes
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Category
Time to Trip
19.8 s
Manufacturer
Littelfuse Inc.
Resistance - Initial (Ri) (Min)
40 mOhms
Series
Resistance - Post Trip (R1) (Max)
100 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
0.941" Dia x 0.118" T (23.90mm x 3.00mm)
Current - Hold (Ih) (Max)
3 A
Height - Seated (Max)
1.126" (28.60mm)
Current - Trip (It)
6 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 (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MF-RX300/72-0Bourns Inc.0MF-RX300/72-0-ND$0.95000Similar
PTR060V0300-TREaton - Electronics Division0283-PTR060V0300-TR-ND$1.48000Similar
0ZRR0300FF1ABel Fuse Inc.05923-0ZRR0300FF1A-ND$0.68000Similar
In-Stock: 0
250 estimated in stock on 10-Mar-2027
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All prices are in USD
Bag
QuantityUnit PriceExt Price
1$1.04000$1.04
5$0.86000$4.30
10$0.79300$7.93
50$0.65780$32.89
100$0.60690$60.69
250$0.54552$136.38
500$0.50306$251.53
1,000$0.46373$463.73
5,000$0.40338$2,016.90
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