MF-R135 is out of stock and can be placed on backorder.
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Littelfuse Inc.
In Stock: 431
Unit Price: $0.63000
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Littelfuse Inc.
In Stock: 0
Unit Price: $0.75000
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Littelfuse Inc.
In Stock: 0
Unit Price: $1.12000
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Littelfuse Inc.
In Stock: 0
Unit Price: $0.50000
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Littelfuse Inc.
In Stock: 0
Unit Price: $0.59000
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Eaton - Electronics Division
In Stock: 3,000
Unit Price: $0.55000
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Bel Fuse Inc.
In Stock: 0
Unit Price: $0.15743
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Polymeric PTC Resettable Fuse 30V 1.35 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 30V 1.35 A Ih Through Hole Radial, Disc
Basics of NTC and PTC Thermistors - Another Teaching Moment

MF-R135

DigiKey Part Number
MF-R135-ND
Manufacturer
Manufacturer Product Number
MF-R135
Description
PTC RESET FUSE 30V 1.35A RADIAL
Manufacturer Standard Lead Time
4 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 30V 1.35 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
EDA/CAD Models
MF-R135 Models
Product Attributes
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Category
Resistance - Initial (Ri) (Min)
65 mOhms
Manufacturer
Bourns Inc.
Resistance - Post Trip (R1) (Max)
170 mOhms
Series
Operating Temperature
-40°C ~ 85°C
Packaging
Bulk
Mounting Type
Through Hole
Part Status
Active
Package / Case
Radial, Disc
Type
Polymeric
Size / Dimension
0.350" Dia x 0.118" T (8.90mm x 3.00mm)
Voltage - Max
30V
Height - Seated (Max)
0.744" (18.90mm)
Current - Hold (Ih) (Max)
1.35 A
Lead Spacing
0.201" (5.10mm)
Current - Trip (It)
2.7 A
Approval Agency
cURus, TUV
Current - Max
40 A
Base Product Number
Time to Trip
7.3 s
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (7)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
30R135UPRLittelfuse Inc.431F1979CT-ND$0.63000Direct
30R135UULittelfuse Inc.0F1918-ND$0.75000Direct
60R135XFLittelfuse Inc.0F1924-ND$1.12000Similar
RUEF135Littelfuse Inc.0RUEF135HF-ND$0.50000Similar
RUSBF135Littelfuse Inc.0RUSBF135HF-ND$0.59000Similar
In-Stock: 0
500 estimated in stock on 28-Dec-2026
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All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$0.71000$0.71
5$0.59000$2.95
10$0.54400$5.44
50$0.45140$22.57
100$0.41650$41.65
250$0.37444$93.61
500$0.34536$172.68
1,000$0.31843$318.43
5,000$0.26326$1,316.30
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