30R900UH is out of stock and can be placed on backorder.
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Littelfuse Inc.
In Stock: 0
Unit Price: $0.48000
Datasheet

Direct


Littelfuse Inc.
In Stock: 0
Unit Price: $1.27000
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Direct


Littelfuse Inc.
In Stock: 0
Unit Price: $0.00000
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Bourns Inc.
In Stock: 0
Unit Price: $0.91000
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Eaton - Electronics Division
In Stock: 0
Unit Price: $1.05000
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Eaton - Electronics Division
In Stock: 0
Unit Price: $0.68138
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SCHURTER Inc.
In Stock: 0
Unit Price: $1.73000
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Bel Fuse Inc.
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Unit Price: $0.88000
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Polymeric PTC Resettable Fuse 30V 9 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 9 A Ih Through Hole Radial, Disc
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

30R900UH

DigiKey Part Number
F1921-ND
Manufacturer
Manufacturer Part Number
30R900UH
Description
PTC RESET FUSE 30V 9A RADIAL
Manufacturer Standard Lead Time
15 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 30V 9 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
Product Attributes
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Category
Time to Trip
20 s
Manufacturer
Littelfuse Inc.
Resistance - Initial (Ri) (Min)
5 mOhms
Series
Resistance - Post Trip (R1) (Max)
20 mOhms
Packaging
Bulk
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Mounting Type
Through Hole
Type
Polymeric
Package / Case
Radial, Disc
Voltage - Max
30V
Size / Dimension
0.950" L x 0.120" W (24.10mm x 3.00mm)
Current - Hold (Ih) (Max)
9 A
Height - Seated (Max)
1.244" (31.60mm)
Current - Trip (It)
18 A
Lead Spacing
0.402" (10.20mm)
Current - Max
40 A
Approval Agency
cURus, TUV
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
RUEF090Littelfuse Inc.0RUEF090HF-ND$0.48000Direct
RUEF900Littelfuse Inc.0RUEF900HF-ND$1.27000Direct
RUEF900K-0.144Littelfuse Inc.0RUEF900K-0.144HF-ND$0.00000Direct
MF-R900Bourns Inc.0MF-R900-ND$0.91000Similar
PTR030V0900-BKEaton - Electronics Division0283-PTR030V0900-BK-ND$1.05000Direct
In-Stock: 0
100 estimated in stock on 01-Apr-2027
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All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$2.37000$2.37
5$1.96600$9.83
10$1.81400$18.14
50$1.50480$75.24
100$1.38810$138.81
300$1.22080$366.24
500$1.14966$574.83
1,000$1.05925$1,059.25
5,000$1.00175$5,008.75
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.