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-2

DigiKey Part Number
RUEF400K-2HFTR-ND - Tape & Reel (TR)
RUEF400K-2HFCT-ND - Cut Tape (CT)
Manufacturer
Manufacturer Product Number
RUEF400K-2
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
Tape & Reel (TR)
Cut Tape (CT)
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.6 365RUEF400-2HFCT-ND€ 0,77000Direct
In-Stock: 146
Check for Additional Incoming Stock
All prices are in EUR
Cut Tape (CT)
QuantityUnit PriceExt Price
1€ 0,77000€ 0,77
5€ 0,63800€ 3,19
10€ 0,58800€ 5,88
50€ 0,48780€ 24,39
100€ 0,45000€ 45,00
250€ 0,40452€ 101,13
500€ 0,37310€ 186,55
Tape & Reel (TR)
QuantityUnit PriceExt Price
1 500€ 0,28109€ 421,63
3 000€ 0,25896€ 776,88
4 500€ 0,24887€ 1 119,91
Manufacturers Standard Package
Unit Price without VAT:€ 0,77000
Unit Price with VAT:€ 0,93170