Polymeric PTC Resettable Fuse 30V 4 A Ih Through Hole Radial, Disc
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Polymeric PTC Resettable Fuse 30V 4 A Ih Through Hole Radial, Disc
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

RUEF400-1

DigiKey Part Number
RUEF400-1HF-ND
Manufacturer
Manufacturer Product Number
RUEF400-1
Description
PTC RESET FUSE 30V 4A RADIAL
Manufacturer Standard Lead Time
17 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 30V 4 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
Product Attributes
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Category
Time to Trip
12.7 s
Manufacturer
Littelfuse Inc.
Resistance - Initial (Ri) (Min)
10 mOhms
Series
Resistance - Post Trip (R1) (Max)
50 mOhms
Packaging
Bag
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Mounting Type
Through Hole
Type
Polymeric
Package / Case
Radial, Disc
Voltage - Max
30V
Size / Dimension
0.551" L x 0.118" W (14.00mm x 3.00mm)
Current - Hold (Ih) (Max)
4 A
Height - Seated (Max)
0.760" (19.30mm)
Current - Trip (It)
8 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 (3)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
RUEF400Littelfuse Inc.40,060RUEF400HF-ND$0.73000Parametric Equivalent
RUEF400-2Littelfuse Inc.23,869RUEF400-2HFTR-ND$0.95000Parametric Equivalent
RUEF400-APLittelfuse Inc.3,727RUEF400-APHFCT-ND$0.90000Parametric Equivalent
In-Stock: 343
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All prices are in USD
Bag
QuantityUnit PriceExt Price
1$0.77000$0.77
5$0.63800$3.19
10$0.58800$5.88
50$0.48800$24.40
100$0.45030$45.03
250$0.40476$101.19
500$0.37328$186.64
1,000$0.34415$344.15
5,000$0.29050$1,452.50
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