Polymeric PTC Resettable Fuse 72V 1.85 A Ih Through Hole Radial, Disc
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Polymeric PTC Resettable Fuse 72V 1.85 A Ih Through Hole Radial, Disc
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

RXEF185K-2

DigiKey Part Number
18-RXEF185K-2TR-ND - Tape & Reel (TR)
18-RXEF185K-2CT-ND - Cut Tape (CT)
Manufacturer
Manufacturer Product Number
RXEF185K-2
Description
PTC RESET FUSE 72V 1.85A RADIAL
Manufacturer Standard Lead Time
17 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 72V 1.85 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
Product Attributes
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Category
Time to Trip
12.6 s
Manufacturer
Littelfuse Inc.
Resistance - Initial (Ri) (Min)
80 mOhms
Series
Resistance - Post Trip (R1) (Max)
190 mOhms
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Mounting Type
Through Hole
Type
Polymeric
Package / Case
Radial, Disc
Voltage - Max
72V
Size / Dimension
0.660" Dia x 0.118" T (16.76mm x 3.00mm)
Current - Hold (Ih) (Max)
1.85 A
Height - Seated (Max)
0.906" (23.00mm)
Current - Trip (It)
3.7 A
Lead Spacing
0.199" (5.05mm)
Current - Max
40 A
Approval Agency
CQC, CSA, TUV, UL
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
72R185XMRLittelfuse Inc.34618-72R185XMRCT-ND$17.68000Parametric Equivalent
RXEF185Littelfuse Inc.9,640RXEF185HF-ND$6.08000Parametric Equivalent
RXEF185-1Littelfuse Inc.29,381RXEF185-1HF-ND$5.84000Parametric Equivalent
RXEF185-2Littelfuse Inc.11,304RXEF185-2CT-ND$7.81000Parametric Equivalent
RXEF185-APLittelfuse Inc.179RXEF185-APCT-ND$6.58000Parametric Equivalent
In-Stock: 575
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All prices are in HKD
Cut Tape (CT)
QuantityUnit PriceExt Price
1$6.66000$6.66
5$5.50800$27.54
10$5.08100$50.81
50$4.21600$210.80
100$3.88960$388.96
250$3.49644$874.11
500$3.22464$1,612.32
Tape & Reel (TR)
QuantityUnit PriceExt Price
1,500$2.83428$4,251.42
3,000$2.61101$7,833.03
4,500$2.52195$11,348.77
Manufacturers Standard Package