MF-RG400-0 is out of stock and can be placed on backorder.
Available Substitutes:

Direct


Littelfuse Inc.
In Stock: 0
Unit Price: $0.64000
Datasheet

Similar


Eaton - Electronics Division
In Stock: 0
Unit Price: $0.47000
Datasheet
Polymeric PTC Resettable Fuse 16V 4 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 16V 4 A Ih Through Hole Radial, Disc
Basics of NTC and PTC Thermistors - Another Teaching Moment

MF-RG400-0

DigiKey Part Number
118-MF-RG400-0-ND
Manufacturer
Manufacturer Product Number
MF-RG400-0
Description
PTC RESET FUSE 16V 3A RADIAL
Manufacturer Standard Lead Time
4 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 16V 4 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
EDA/CAD Models
MF-RG400-0 Models
Product Attributes
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Category
Resistance - Initial (Ri) (Min)
21 mOhms
Manufacturer
Bourns Inc.
Resistance - Post Trip (R1) (Max)
60 mOhms
Series
Operating Temperature
-40°C ~ 85°C
Packaging
Bulk
Qualification
AEC-Q200
Part Status
Active
Mounting Type
Through Hole
Type
Polymeric
Package / Case
Radial, Disc
Voltage - Max
16V
Size / Dimension
0.390" L x 0.118" W (9.90mm x 3.00mm)
Current - Hold (Ih) (Max)
4 A
Height - Seated (Max)
0.504" (12.80mm)
Current - Trip (It)
6.8 A
Lead Spacing
0.201" (5.10mm)
Current - Max
100 A
Approval Agency
cURus
Time to Trip
1.7 s
Base Product Number
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (2)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
RGEF400Littelfuse Inc.0RGEF400HF-ND$0.64000Direct
PTR016V0400-BKEaton - Electronics Division0PTR016V0400-BK-ND$0.47000Similar
In-Stock: 0
500 estimated in stock on 28-Dec-2026
Request Stock Notification
All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$1.01000$1.01
5$0.84000$4.20
10$0.77400$7.74
50$0.64240$32.12
100$0.59270$59.27
250$0.53276$133.19
500$0.49130$245.65
1,000$0.45293$452.93
5,000$0.37424$1,871.20
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.