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

RUEF400K-AP

DigiKey Part Number
RUEF400K-APCT-ND - Cut Tape (CT)
RUEF400K-APTB-ND - Tape & Box (TB)
Manufacturer
Manufacturer Product Number
RUEF400K-AP
Description
PTC RESET FUSE 30V 4A RADIAL
Manufacturer Standard Lead Time
15 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
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
0.551" L x 0.118" W (14.00mm x 3.00mm)
Current - Hold (Ih) (Max)
4 A
Height - Seated (Max)
0.839" (21.30mm)
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 (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
RUEF400-2Littelfuse Inc.1,080RUEF400-2HFCT-ND$6.36000Parametric Equivalent
In-Stock: 40
Check for Additional Incoming Stock
All prices are in HKD
Cut Tape (CT)
QuantityUnit PriceExt Price
1$5.79000$5.79
5$4.76400$23.82
10$4.39700$43.97
50$3.65180$182.59
100$3.36860$336.86
250$3.02844$757.11
500$2.79298$1,396.49
Tape & Box (TB)
QuantityUnit PriceExt Price
1,000$2.57515$2,575.15
2,000$2.37323$4,746.46
3,000$2.26200$6,786.00
5,000$2.15486$10,774.30
Manufacturers Standard Package