250R120ZR is out of stock and can be placed on backorder.
Available Substitutes:

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.96000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.79000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.78000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.91000
Datasheet

Parametric Equivalent


Littelfuse Inc.
In Stock: 0
Unit Price: $0.98000
Datasheet
Polymeric PTC Resettable Fuse 60V (250V Int) 120 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 60V (250V Int) 120 mA Ih Through Hole Radial, Disc
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250R120ZR

DigiKey Part Number
18-250R120ZRCT-ND - Cut Tape (CT)
18-250R120ZRTB-ND - Tape & Box (TB)
Manufacturer
Manufacturer Part Number
250R120ZR
Description
PTC RESET FUSE 60V 120MA RADIAL
Manufacturer Standard Lead Time
15 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 60V (250V Int) 120 mA Ih Through Hole Radial, Disc
Datasheet
 Datasheet
Product Attributes
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Category
Time to Trip
2.5 s
Manufacturer
Littelfuse Inc.
Resistance - Initial (Ri) (Min)
4 Ohms
Series
Resistance - Post Trip (R1) (Max)
16 Ohms
Packaging
Cut Tape (CT)
Tape & Box (TB)
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Mounting Type
Through Hole
Type
Polymeric
Package / Case
Radial, Disc
Voltage - Max
60V (250V Int)
Size / Dimension
0.256" L x 0.181" W (6.50mm x 4.60mm)
Current - Hold (Ih) (Max)
120 mA
Height - Seated (Max)
0.433" (11.00mm)
Current - Trip (It)
240 mA
Lead Spacing
0.201" (5.10mm)
Current - Max
3 A
Approval Agency
cURus, TUV
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (5)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
250R120-RCZRLittelfuse Inc.0250R120-RCZRCT-ND$0.96000Parametric Equivalent
250R120ULittelfuse Inc.0F1915-ND$0.79000Parametric Equivalent
TRF250-120Littelfuse Inc.0TRF250-120-ND$0.78000Parametric Equivalent
TRF250-120-2Littelfuse Inc.018-TRF250-120-2TR-ND$0.91000Parametric Equivalent
TRF250-120S-B-0.5Littelfuse Inc.0TRF250-120S-B-0.5-ND$0.98000Parametric Equivalent
In-Stock: 0
1,200 estimated in stock on 02-Apr-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT)
QuantityUnit PriceExt Price
1$0.99000$0.99
5$0.82200$4.11
10$0.75800$7.58
50$0.62880$31.44
100$0.58020$58.02
250$0.52148$130.37
500$0.48094$240.47
Tape & Box (TB)
QuantityUnit PriceExt Price
1,200$0.39055$468.66
2,400$0.35983$863.59
3,600$0.34290$1,234.44
6,000$0.34188$2,051.28
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