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RUEF400

RUEF400
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For Reference Only

Part Number RUEF400
OEMstron Part # RUEF400
Manufacturer Littelfuse
Category PowerCircuit ProtectionPTC Resettable Fuses
Description PTC RESET FUSE 30V 4A RADIAL
Lifecycle Active
RoHS No RoHS Information
EDA/CAD Models RUEF400 PCB Footprint and Symbol
Warehouses USA, Europe, China, Hong Kong SAR
Estimated Delivery May 20 - May 25 (Choose Expedited Shipping)
Warranty Up to 1 year [Limited-Warranty]*
Payment Wire Transfer, UnionPay, PayPal, Credit Card, Visa, MasterCard, AmericanExpress, Discover, WesternUnion, MoneyGram
Shipping DHL, UPS, FedEx, TNT, EMS, & More Express Delivery

RUEF400 Specifications

Part Number RUEF400
Brand Littelfuse
Lifecycle Active
RoHS No RoHS Information
Product Line Power
Category Circuit Protection
Subcategory PTC Resettable Fuses
Manufacturer Littelfuse Inc.
Series PolySwitch®, RUEF
Type Polymeric
Voltage - Max 30V
Current - Max 100A
Current - Hold (Ih) (Max) 4A
Current - Trip (It) 8A
Time to Trip 12.7s
Resistance - Initial (Ri) (Min) 10 mOhms
Resistance - Post Trip (R1) (Max) 50 mOhms
Resistance - 25°C (Typ) -
Operating Temperature -40°C ~ 85°C
Ratings -
Mounting Type Through Hole
Package / Case Radial, Disc
Size / Dimension 0.551" L x 0.118" W (14.00mm x 3.00mm)
Height - Seated (Max) 0.760" (19.30mm)
Thickness (Max) -
Lead Spacing 0.199" (5.05mm)

RUEF400 Documents

RUEF400, RUEF400 Datasheet (Total Pages: 8, Size: 703.36 KB)
RUEF300-1 Datasheet CoverRUEF300-1 Datasheet Page 2RUEF300-1 Datasheet Page 3RUEF300-1 Datasheet Page 4RUEF300-1 Datasheet Page 5RUEF300-1 Datasheet Page 6RUEF300-1 Datasheet Page 7RUEF300-1 Datasheet Page 8
Industry Leaders in Quality

Industry Leaders in Quality

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And trust is based on quality.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number Description Stock

RUEF400K-2

D# V72:2272_16255971

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 8A(trip) 30VAC/30VDC 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19mm T/R

RoHS: Compliant
Americas - 1705

RUEF400

D# E02:0323_01991126

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 8A(trip) 30V 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19.3mm Bag

RoHS: Compliant
Europe - 5485

RUEF400-2

D# V99:2348_16260330

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 8A(trip) 30V 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19.3mm T/R

RoHS: Compliant
Americas - 1

RUEF400K

D# V36:1790_11453577

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 8A(trip) 30VAC/30VDC 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19.3mm Bag

RoHS: Compliant
Americas - 262

RUEF400-1

D# V99:2348_11453351

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 8A(trip) 30VAC/30VDC 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19.3mm Loose

RoHS: Compliant
Americas - 56

RUEF400-AP

D# V36:1790_11453976

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 8A(trip) 30V 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19.3mm Ammo

RoHS: Compliant
Americas - 0
Part Number Description Stock

RUEF400-1

D# RUEF400-1

TE Connectivity

PTC Resettable Fuse 100A 30V Bulk - Bag (Alt: RUEF400-1)

RoHS: Compliant
Americas - 382

RUEF400-2

D# RUEF400-2

TE Connectivity

PTC Resettable Fuse 100A 30V T/R (Alt: RUEF400-2)

Americas - 1939
Part Number Description Stock

RS30-400(CROSS: RUEF400)

OptiFuse

5000

RUEF400

Littelfuse Inc

5000
Part Number Description Stock

RUEF400

TE Connectivity

Min Qty 500

12500

RUEF400-2

TE Connectivity

POLYSWITCH PTC RESET 4A T/R

1500

RUEF400K-2

TE Connectivity

FUSE 40A 30V FAST ACTING 2PIN - Tape and Reel

Contact Us

RUEF400-AP

TE Connectivity

FUSE 40A 30V FAST ACTING 2PIN AMMO - Ammo Pack

Contact Us

RUEF400K

TE Connectivity

FUSE, PTC RESET, 30V, 4A, RADIAL, Holding Current:4A, Tripping Current:8A, Initial Resistance Max:0.03ohm, Operating Voltage:30VDC, PTC Fuse Case Style:Radial Leaded, Initial Resistance Min:0.01ohm, Lead Spacing:5.8mm, Length:19.3mm , RoHS Compliant: Yes

Contact Us

RUEF400K-0.138

TE Connectivity

POLYSWITCH PTC RESET 4A KINKED

Contact Us

RUEF400-1

TE Connectivity

Lead time 70

1775

RUEF400K-AP

TE Connectivity

RUEF400K-AP - Ammo Pack

Contact Us
Part Number Description Stock

RUEF400

D# C1S425201173843

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 8A(trip) 30VDC 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19.3mm Bag

RoHS: Compliant
Min Qty: 5
Container: Bulk
4

RUEF400K

D# C1S425201096386

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 8A(trip) 30VDC 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19.3mm Bag

RoHS: Not Compliant
pbFree: No
Min Qty: 5
Container: Bulk
997
Part Number Description Stock

RUEF400-1

Littelfuse Inc

Polymeric 30V 8A 12.7s 50mohms Through Hole PTC Resettable Fuses RoHS

84
Part Number Description Stock

RUEF400

TE Connectivity

PTC Resettable Fuse, 0.05ohm, Through Hole Mount

RoHS: Compliant
Europe - 457

RUEF400AP

TE Connectivity

RoHS: Compliant
Europe - 2000

RUEF400000

TE Connectivity

RoHS: Not Compliant
Europe - 1478
Part Number Description Stock

RUEF400-AP

Littelfuse Inc

ship within 1day - D/C

149

RUEF400K

Littelfuse Inc

RoHS (ship within 1day) - D/C 2018

455
Part Number Description Stock

RUEF400K-0.138

D# RUEF400K-0.138-ND

Littelfuse Inc

PTC RESET FUSE 30V 4A RADIAL

Limited Supply - Call

RUEF400K-2

D# RUEF400K-2HFCT-ND

Littelfuse Inc

PTC RESET FUSE 30V 4A RADIAL

227 In Stock

RUEF400K-AP

D# RUEF400K-APCT-ND

Littelfuse Inc

PTC RESET FUSE 30V 4A RADIAL

339 In Stock

RUEF400

D# RUEF400HF-ND

Littelfuse Inc

PTC RESET FUSE 30V 4A RADIAL

5687 In Stock

RUEF400-1

D# RUEF400-1HF-ND

Littelfuse Inc

PTC RESET FUSE 30V 4A RADIAL

561 In Stock

RUEF400-AP

D# RUEF400-APHFTB-ND

Littelfuse Inc

PTC RESET FUSE 30V 4A RADIAL

On Order

RUEF400K

D# RUEF400KHF-ND

Littelfuse Inc

PTC RESET FUSE 30V 4A RADIAL

5046 In Stock

RUEF400-2

D# RUEF400-2HFTR-ND

Littelfuse Inc

PTC RESET FUSE 30V 4A RADIAL

On Order
Part Number Description Stock

RUEF400

TY

In stock shipping within 2days

37665
Part Number Description Stock

RUEF400.

D# 2668013

Littelfuse Inc

FUSE, PTC RESET, 30V, 4A, RADIAL

RoHS: Compliant
Min Qty: 1
Container: Each
0

RUEF400K

D# 2786687

Littelfuse Inc

FUSE, RESETTABLE PTC, 30VDC, 4A, THD

RoHS: Compliant
Min Qty: 1
Container: Each
0

RF2561-000

D# 2752753

Littelfuse Inc

FUSE, RESETTABLE PTC, 30V, 4A, TH

RoHS: Compliant
Min Qty: 1
Container: Each
4000

RUEF400

D# 1175850

Littelfuse Inc

POLYSWITCH, RADIAL, 4A

RoHS: Compliant
Min Qty: 10
Container: Each
0

RUEF400-2

D# 2786686

Littelfuse Inc

FUSE, RESETTABLE PTC, 30VDC, 4A, THD

RoHS: Compliant
Min Qty: 1
Container: Each
0
Part Number Description Stock

RUEF400-2

Littelfuse Inc

RUEF Series 30 V 4 A Ihold Through Hole Radial PolySwitch Resettable Fuse

RoHS: Compliant
pbFree: Yes
0 Cut Type/Mini-Reel

RUEF400K

Littelfuse Inc

RoHS: Compliant
pbFree: Yes
0 Bag

RUEF400-AP

Littelfuse Inc

Resettable Fuses - PPTC RUEF400-AP

RoHS: Compliant
pbFree: Yes
0 Reel

RUEF400-1

Littelfuse Inc

RoHS: Compliant
pbFree: Yes
586 Bag

RUEF400K-2

Littelfuse Inc

RoHS: Compliant
pbFree: Yes
0 Reel
Part Number Description Stock

RUEF400KAP

TE Connectivity

OEM/CM ONLY

6209
Part Number Description Stock

RUEF400

Littelfuse Inc

in stock - can ship the same day

69
Part Number Description Stock

RF2561-000

Littelfuse Inc

OEM/CM Immediate delivery

88000

RUEF400

TE Connectivity

OEM/CM Immediate delivery

37140
Part Number Description Stock

RUEF400-1

D# 650-RUEF400-1

Littelfuse Inc

Resettable Fuses - PPTC 4A 30V 40A Imax

RoHS: Compliant
318

RUEF400K-2

D# 650-RUEF400K-2

Littelfuse Inc

Resettable Fuses - PPTC 4A 30V 100A Imax

RoHS: Compliant
314
Part Number Description Stock

RUEF400

D# XSFP00000198336

Littelfuse Inc

RUEF Series 30 V 4 A Ihold Through Hole Radial PolySwitch Resettable Fuse

10310

RUEF400-1

D# XSFP00000198337

Littelfuse Inc

RUEF Series 30 V 4 A Ihold Through Hole Radial PolySwitch Resettable Fuse

317
Part Number Description Stock

RUEF400

D# 04H7999

Littelfuse Inc

FUSE, PTC RESET, 30V, 4A, RADIAL, Product Range:PolySwitch RUEF Series, Voltage Rating:30VDC, Holding Current:4A, Tripping Current:8A, Time to Trip:12.7s, Fuse Shape:Rectangular, Current Rating Max:100A, Lead Spacing:5.8mm RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1
Container: Bulk
0

RUEF400K

D# 40K8520

Littelfuse Inc

FUSE, PTC RESET, 30V, 4A, RADIAL, Product Range:PolySwitch RUEF Series, Voltage Rating:30VDC, Holding Current:4A, Tripping Current:8A, Lead Spacing:5.8mm, Length:19.3mm, Operating Temperature Min:-40°C, Operating Temperature Max:85°CRoHS Compliant: Yes

RoHS: Compliant
Min Qty: 10000
Container: Bulk
0

RUEF400-2

D# 04H8000

Littelfuse Inc

FUSE, PTC RESET, 30V, 4A, RADIAL, FULL REEL, Product Range:PolySwitch RUEF Series, Voltage Rating:30VDC, Holding Current:4A, Tripping Current:8A, Time to Trip:12.7s, Fuse Shape:Rectangular, Current Rating Max:100A, Lead Spacing:5.8mmRoHS Compliant: Yes

RoHS: Compliant
Min Qty: 7500
Container: TAPE & REEL - FULL
0
Part Number Description Stock

RUEF400

D# NS-RUEF400

Multiple

OEM/CM ONLY

2461

RUEF400K-0.138

D# NS-RUEF400K-0.138

TE Connectivity

OEM/CM ONLY

7172

RUEF400-AP

D# NS-RUEF400-AP

TE Connectivity

OEM/CM ONLY

7824

RUEF400-2

D# NS-RUEF400-2

TE Connectivity

OEM/CM ONLY

1564

RUEF400K-2

D# NS-RUEF400K-2

TE Connectivity

OEM/CM ONLY

8898

RUEF400K

D# NS-RUEF400K

TE Connectivity

OEM/CM ONLY

2297
Part Number Description Stock

RUEF400

TE Connectivity

RESISTOR, TEMPERATURE DEPENDENT, PTC, 0.05 ohm, THROUGH HOLE MOUNT

865

RUEF400-AP

Littelfuse Inc

119

RUEF400-2

TE Connectivity

1200

RUEF400K

Littelfuse Inc

364
Part Number Description Stock

RF2561-000

D# 1740417

Littelfuse Inc

Littelfuse 4A Hold current, Radial Resettable Wire Ended Fuses, 30 V ac, 30 V dc, BX

Min Qty: 1
Container: Box
9820

RUEF400

D# 5176837

Littelfuse Inc

Littelfuse 4A Hold current, Radial Leaded PCB Mount Resettable Fuse, 30V dc, PK

Min Qty: 10
Container: Package
2120
Part Number Description Stock

RUEF400KAP

Tyco Electronics Raychem Circuit Protection

OEM/CM ONLY

8016

RUEF400000

TE Connectivity

OEM/CM ONLY

1494

ELECTRONICS RUEF400RUEF400

OEM/CM ONLY

548

RUEF400K

TE Connectivity

OEM/CM ONLY

471

RUEF400AP

TE Connectivity

OEM/CM ONLY

2016

RUEF400K2

TE Connectivity

OEM/CM ONLY

15011

REPSRUEF400

N/A

OEM/CM ONLY

138

RUEF400

TE Connectivity

OEM/CM ONLY

29242

RUEF4002

TE Connectivity

OEM/CM ONLY

9580

RUEF4001

TE Connectivity

OEM/CM ONLY

898
Part Number Description Stock

RUEF400

TE Connectivity

IN stock Immediate delivery

37125

RF2561-000

Littelfuse Inc

IN stock Immediate delivery

87985
Part Number Description Stock

RUEF400K-2

Littelfuse Inc

Resettable Fuses - PPTC 4A 30V 100A Imax

pbFree: Pb-Free
Americas - 0

RF2725-000

Littelfuse Inc

Resettable Fuses - PPTC 30V 4A-HD 40A MAX

pbFree: Pb-Free
Americas - 0

RF2726-000

Littelfuse Inc

Resettable Fuses - PPTC 30V 4A-HD 40A MAX

pbFree: Pb-Free
Americas - 0

RUEF400-2

Littelfuse Inc

Resettable Fuses - PPTC 4A 30V 100A Imax

pbFree: Pb-Free
Americas - 0

RUEF400K-0.118

Littelfuse Inc

30V 4A-HD 40A MAX

pbFree: Pb-Free
Americas - 0

RUEF400K

Littelfuse Inc

Resettable Fuses - PPTC 4A 30V 40A Imax

pbFree: Pb-Free
Americas - 0

RUEF400

Littelfuse Inc

Resettable Fuses - PPTC 4A 30V 100A Imax

pbFree: Pb-Free
Americas - 15000

RF2561-000

Littelfuse Inc

Resettable Fuses - PPTC 30V 4A-HD 40A MAX

pbFree: Pb-Free
Americas - 15000

RF2729-000

Littelfuse Inc

Resettable Fuses - PPTC 30V 4A-HD 40A MAX

pbFree: Pb-Free
Americas - 0
Part Number Description Stock

RF2561-000

Littelfuse Inc

shipping today

87696

RUEF400

Littelfuse Inc

shipping today

5996
Part Number Description Stock

RUEF400K-2

D# 36306320

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 8A(trip) 30VAC/30VDC 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19mm T/R

RoHS: Compliant
Americas - 1705

RUEF400

D# 53817453

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 8A(trip) 30V 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19.3mm Bag

RoHS: Compliant
Americas - 8500

RUEF400K

D# 31310723

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 8A(trip) 30VAC/30VDC 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19.3mm Bag

RoHS: Compliant
Americas - 997

RUEF400-1

D# 16508243

TE Connectivity

PTC Resettable Fuse 4A(hold) 8A(trip) 30VAC/30VDC 100A 2.5W 12.7s 0.01Ohm Radial 14 X 3 X 19.3mm Loose

RoHS: Compliant
Americas - 153
Part Number Description Stock

RUEF400

mfr

RFQ

1362
Part Number Description Stock

RUEF400

D# 1175850

Littelfuse Inc

POLYSWITCH, RADIAL, 4A

RoHS: Compliant
Min Qty: 1
Container: Each
3465

RUEF400K

D# 2786687

Littelfuse Inc

FUSE, RESETTABLE PTC, 30VDC, 4A, THD

RoHS: Compliant
Min Qty: 1
Container: Each
0

RUEF400-2

D# 2078397

Littelfuse Inc

RESETTABLE FUSE, PTC, 30V, 4A, RADIAL

RoHS: Compliant
Min Qty: 1
Container: Cut Tape
74

RUEF400.

D# 2668013

Littelfuse Inc

FUSE, PTC RESET, 30V, 4A, RADIAL

RoHS: Compliant
Min Qty: 1
Container: Each
0

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In Stock18,166 - More on Order
Quote LimitNo Limit
Lead-TimeCan Ship Immediately
Minimum1
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Pricing (USD)

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1$ 0.0000$ 0.0000
100$ 0.0000$ 0.0000
500$ 0.0000$ 0.0000
1000$ 0.0000$ 0.0000
2500$ 0.0000$ 0.0000

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