MF-RM040/240-0 is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Bourns Inc.
In Stock: 0
Unit Price: $0.91000
Datasheet
Polymeric PTC Resettable Fuse 240V (265V Int) 400 mA 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 240V (265V Int) 400 mA Ih Through Hole Radial, Disc
Basics of NTC and PTC Thermistors - Another Teaching Moment

MF-RM040/240-0

DigiKey Part Number
118-MF-RM040/240-0-ND
Manufacturer
Manufacturer Product Number
MF-RM040/240-0
Description
PTC RESET FUSE 240V 400MA RADIAL
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 240V (265V Int) 400 mA Ih Through Hole Radial, Disc
Datasheet
 Datasheet
Product Attributes
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Category
Resistance - Initial (Ri) (Min)
600 mOhms
Manufacturer
Bourns Inc.
Resistance - Post Trip (R1) (Max)
1.9 Ohms
Series
Operating Temperature
-20°C ~ 85°C
Packaging
Bulk
Mounting Type
Through Hole
Part Status
Active
Package / Case
Radial, Disc
Type
Polymeric
Size / Dimension
0.453" L x 0.150" W (11.50mm x 3.80mm)
Voltage - Max
240V (265V Int)
Height - Seated (Max)
0.823" (20.90mm)
Current - Hold (Ih) (Max)
400 mA
Lead Spacing
0.114" (2.90mm)
Current - Trip (It)
900 mA
Approval Agency
cURus, TUV
Current - Max
5.5 A
Base Product Number
Time to Trip
24 s
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (1)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MF-RM040/240-2Bourns Inc.0118-MF-RM040/240-2TR-ND$0.91000Parametric Equivalent
In-Stock: 0
500 estimated in stock on 22-Feb-2027
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All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$0.98000$0.98
5$0.81200$4.06
10$0.74900$7.49
50$0.62140$31.07
100$0.57340$57.34
250$0.51544$128.86
500$0.47534$237.67
1,000$0.43820$438.20
5,000$0.36209$1,810.45
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