RUEF300-AP is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Littelfuse Inc.
In Stock: 1,000
Unit Price: $0.54000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.57000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.24320
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.42000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.57000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.60000
Datasheet
Polymeric PTC Resettable Fuse 30V 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 30V 3 A Ih Through Hole Radial, Disc
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RUEF300-AP

DigiKey Part Number
RUEF300-APHFCT-ND - Cut Tape (CT)
RUEF300-APHFTB-ND - Tape & Box (TB)
Manufacturer
Manufacturer Part Number
RUEF300-AP
Description
PTC RESET FUSE 30V 3A RADIAL
Manufacturer Standard Lead Time
15 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 30V 3 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
Product Attributes
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Category
Time to Trip
10.8 s
Manufacturer
Littelfuse Inc.
Resistance - Initial (Ri) (Min)
20 mOhms
Series
Resistance - Post Trip (R1) (Max)
80 mOhms
Packaging
Cut Tape (CT)
Tape & Box (TB)
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Mounting Type
Through Hole
Type
Polymeric
Package / Case
Radial, Disc
Voltage - Max
30V
Size / Dimension
0.449" L x 0.118" W (11.40mm x 3.00mm)
Current - Hold (Ih) (Max)
3 A
Height - Seated (Max)
0.650" (16.50mm)
Current - Trip (It)
6 A
Lead Spacing
0.199" (5.05mm)
Current - Max
100 A
Approval Agency
CQC, CSA, TUV, UL
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (6)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
RUEF300K-APLittelfuse Inc.1,000RUEF300K-APCT-ND$0.54000Parametric Equivalent
RUEF300Littelfuse Inc.0RUEF300HF-ND$0.57000Parametric Equivalent
RUEF300-2Littelfuse Inc.0RUEF300-2HFTR-ND$0.24320Parametric Equivalent
RUEF300-APLittelfuse Inc.0RUEF300-APHFCT-ND$0.42000Parametric Equivalent
RUEF300ULittelfuse Inc.0RUEF300U-ND$0.57000Parametric Equivalent
In-Stock: 0
1,000 estimated in stock on 31-Mar-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT)
QuantityUnit PriceExt Price
1$0.42000$0.42
5$0.41200$2.06
10$0.39900$3.99
50$0.33600$16.80
100$0.27900$27.90
250$0.25360$63.40
500$0.22324$111.62
Tape & Box (TB)
QuantityUnit PriceExt Price
1,000$0.27092$270.92
2,000$0.24970$499.40
3,000$0.23801$714.03
5,000$0.22400$1,120.00
7,000$0.22325$1,562.75
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.