RUEF300,400,500,600,700,800,900 Series
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
RUEF300,400,500,600,700,800,900 Series
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

RUEF400

DigiKey Part Number
RUEF400HF-ND
Manufacturer
Manufacturer Product Number
RUEF400
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
EDA/CAD Models
RUEF400 Models
Product Attributes
Type
Description
Select All
Category
Manufacturer
Littelfuse Inc.
Series
Packaging
Bag
Part Status
Active
Type
Polymeric
Voltage - Max
30V
Current - Hold (Ih) (Max)
4 A
Current - Trip (It)
8 A
Current - Max
100 A
Time to Trip
12.7 s
Resistance - Initial (Ri) (Min)
10 mOhms
Resistance - Post Trip (R1) (Max)
50 mOhms
Operating Temperature
-40°C ~ 85°C
Ratings
-
Mounting Type
Through Hole
Package / Case
Radial, Disc
Size / Dimension
0.551" L x 0.118" W (14.00mm x 3.00mm)
Height - Seated (Max)
0.760" (19.30mm)
Thickness (Max)
-
Lead Spacing
0.199" (5.05mm)
Approval Agency
CQC, CSA, TUV, UL
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

In-Stock: 26,368
Check for Additional Incoming Stock
All prices are in JPY
Bag
QuantityUnit PriceExt Price
1¥108.00000¥108
5¥89.40000¥447
10¥82.40000¥824
50¥68.36000¥3,418
100¥63.09000¥6,309
250¥56.71200¥14,178
500¥52.30800¥26,154
1,000¥48.22700¥48,227
5,000¥40.15460¥200,773
Manufacturers Standard Package
Unit Price without JCT:¥108.00000
Unit Price with JCT:¥118.80000