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RXEF040

RXEF040
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For Reference Only

Part Number RXEF040
OEMstron Part # RXEF040
Manufacturer Littelfuse
Category PowerCircuit ProtectionPTC Resettable Fuses
Description PTC RESET FUSE 72V 400MA RADIAL
Lifecycle Active
RoHS No RoHS Information
EDA/CAD Models RXEF040 PCB Footprint and Symbol
Warehouses USA, Europe, China, Hong Kong SAR
Estimated Delivery May 21 - May 26 (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

RXEF040 Specifications

Part Number RXEF040
Brand Littelfuse
Lifecycle Active
RoHS No RoHS Information
Product Line Power
Category Circuit Protection
Subcategory PTC Resettable Fuses
Manufacturer Littelfuse Inc.
Series PolySwitch®, RXEF
Type Polymeric
Voltage - Max 72V
Current - Max 40A
Current - Hold (Ih) (Max) 400mA
Current - Trip (It) 800mA
Time to Trip 3.8s
Resistance - Initial (Ri) (Min) 550 mOhms
Resistance - Post Trip (R1) (Max) 1.29 Ohms
Resistance - 25°C (Typ) -
Operating Temperature -40°C ~ 85°C
Ratings -
Mounting Type Through Hole
Package / Case Radial, Disc
Size / Dimension 0.299" Dia x 0.118" T (7.60mm x 3.00mm)
Height - Seated (Max) 0.532" (13.50mm)
Thickness (Max) -
Lead Spacing 0.199" (5.05mm)

RXEF040 Documents

RXEF040, RXEF040 Datasheet (Total Pages: 10, Size: 823.16 KB)
RXEF375K-0.144 Datasheet CoverRXEF375K-0.144 Datasheet Page 2RXEF375K-0.144 Datasheet Page 3RXEF375K-0.144 Datasheet Page 4RXEF375K-0.144 Datasheet Page 5RXEF375K-0.144 Datasheet Page 6RXEF375K-0.144 Datasheet Page 7RXEF375K-0.144 Datasheet Page 8RXEF375K-0.144 Datasheet Page 9RXEF375K-0.144 Datasheet Page 10
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

RXEF040

D# E02:0323_01983710

Littelfuse Inc

PTC Resettable Fuse 0.4A(hold) 0.8A(trip) 72VDC 40A 0.56W 3.8s 0.55Ohm Radial 7.6 X 3mm Bag

RoHS: Compliant
Europe - 34249

RXEF040-2

D# V79:2366_25091125

Littelfuse Inc

PTC Resettable Fuse 0.4A(hold) 0.8A(trip) 72VAC/72VDC 40A 0.56W 3.8s 0.55Ohm Radial 7.6 X 3mm T/R

RoHS: Compliant
Americas - 3000

RXEF040S

D# V99:2348_11453493

Littelfuse Inc

PTC Resettable Fuse 0.4A(hold) 0.8A(trip) 72V 40A 0.56W 3.8s 0.55Ohm Radial 7.6 X 3mm Bag

RoHS: Compliant
Americas - 44
Part Number Description Stock

RXEF040

D# RXEF040

TE Connectivity

PTC Resettable Fuse 72V Bulk - Bag (Alt: RXEF040)

RoHS: Compliant
Americas - 2

RXEF040-2

D# RXEF040-2

TE Connectivity

PTC Resettable Fuse 40A 72V T/R - Tape and Reel (Alt: RXEF040-2)

Americas - 1338
Part Number Description Stock

RXEF040

TE Connectivity

135

RS90-040(CROSS: RXEF040 )

OptiFuse

5000
Part Number Description Stock

RXEF040-2

TE Connectivity

Min Qty 3000

Contact Us

RXEF040

TE Connectivity

Min Qty 500

54000

RXEF040-1

TE Connectivity

POLYSWITCH PTC RESET 0.4A HOLD

Contact Us

RXEF040S

TE Connectivity

FUSE 40A 72V RESETTABLE - Bag

Contact Us

RXEF040S-2

TE Connectivity

RLINE - Tape and Reel

Contact Us

RXEF040-AP

TE Connectivity

RXEF040-AP - Ammo Pack

Contact Us
Part Number Description Stock

RXEF040

D# C1S616500006624

Littelfuse Inc

PTC Resettable Fuse 0.4A(hold) 0.8A(trip) 72V 0.56W 3.8s 0.55Ohm Radial 7.6 X 3mm Bulk

RoHS: Compliant
Min Qty: 5
Container: Bulk
506
Part Number Description Stock

RXEF040

Littelfuse Inc

Through Hole PTC Resettable Fuses RoHS

211
Part Number Description Stock

RXEF040

Littelfuse Inc

RoHS (ship within 1day) - D/C 2020

3303
Part Number Description Stock

RXEF040

D# RXEF040HF-ND

Littelfuse Inc

PTC RESET FUSE 72V 400MA RADIAL

35257 In Stock

RXEF040-2

D# RXEF040-2HFCT-ND

Littelfuse Inc

PTC RESET FUSE 72V 400MA RADIAL

4129 In Stock

RXEF040S

D# RXEF040SHF-ND

Littelfuse Inc

PTC RESET FUSE 72V 400MA RADIAL

657 In Stock

RXEF040-1

D# RXEF040-1-ND

Littelfuse Inc

PTC RESET FUSE 72V 400MA RADIAL

Limited Supply - Call

RXEF040-AP

D# RXEF040-APCT-ND

Littelfuse Inc

PTC RESET FUSE 72V 400MA RADIAL

1446 In Stock

RXEF040S-2

D# RXEF040S-2CT-ND

Littelfuse Inc

PTC RESET FUSE 72V 400MA RADIAL

2964 In Stock
Part Number Description Stock

RXEF040

TY

In stock shipping within 2days

15674

RXEF040-2

TE Connectivity

In stock shipping within 2days

220
Part Number Description Stock

RXEF040-2

D# 2679669

Littelfuse Inc

FUSE, RESETTABLE PTC, 72VDC, 40A, TH

RoHS: Compliant
Min Qty: 5
Container: Each
3516

RXEF040

D# 1175862

Littelfuse Inc

POLYSWITCH, RADIAL, 0.4A

RoHS: Compliant
Min Qty: 1
Container: Each
5

RXEF040.

D# 2668024

Littelfuse Inc

FUSE, PTC RESET, 72V, 400mA, RADIAL

RoHS: Compliant
Min Qty: 1
Container: Each
901
Part Number Description Stock

RXEF040-AP

Littelfuse Inc

RXEF Series 72 V 40 A Radial Lead PolySwitch PTC Resettable Fuse

RoHS: Compliant
pbFree: Yes
0 Ammo Pack

RXEF040

Littelfuse Inc

RXEF Series 72 V 0.4 A Ihold Through Hole Radial PolySwitch Resettable Fuse

RoHS: Compliant
pbFree: Yes
20491 Box

RXEF040S

Littelfuse Inc

RoHS: Compliant
pbFree: Yes
0 Bulk

RXEF040-2

Littelfuse Inc

RXEF Series 72 V 0.4 A Ihold Through Hole Radial PolySwitch Resettable Fuse

RoHS: Compliant
pbFree: Yes
3000 Reel

RXEF040S-2

Littelfuse Inc

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

RXEF040

TE CONNECTIVITY

In Stock

5599
Part Number Description Stock

RXEF040

D# C469013

Littelfuse Inc

211
Part Number Description Stock

RXEF040

TE Connectivity

in stock - can ship the same day

511
Part Number Description Stock

RXEF040

TE Connectivity

OEM/CM Immediate delivery

15414
Part Number Description Stock

RXEF040-2

D# 650-RXEF040-2

Littelfuse Inc

Resettable Fuses - PPTC Radial Lead .4A 72V 40A Imax

RoHS: Compliant
3456

RXEF040S

D# 650-RXEF040S

Littelfuse Inc

Resettable Fuses - PPTC Radial Lead .4A 72V 40A Imax

RoHS: Compliant
6

RXEF040S-2

D# 650-RXEF040S-2

Littelfuse Inc

Resettable Fuses - PPTC 72V 40A 0.86Ohms

RoHS: Compliant
2520

RXEF040-AP

D# 650-RXEF040-AP

Littelfuse Inc

Resettable Fuses - PPTC

RoHS: Compliant
3564
Part Number Description Stock

RXEF040-2

D# XSFP00000198365

Littelfuse Inc

RXEF Series 72 V 0.4 A Ihold Through Hole Radial PolySwitch Resettable Fuse

6000

RXEF040

D# XSFP00000198364

Littelfuse Inc

RXEF Series 72 V 0.4 A Ihold Through Hole Radial PolySwitch Resettable Fuse

12065
Part Number Description Stock

RXEF040

D# 04H8116

Littelfuse Inc

FUSE, PTC RESET, 72V, 400mA, RADIAL, Product Range:PolySwitch RXEF Series, Voltage Rating:72VDC, Holding Current:400mA, Tripping Current:800mA, Time to Trip:3.8s, Fuse Shape:Round, Current Rating Max:40A, Lead Spacing:5.8mm, Length:-RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1
Container: Bulk
901

RXEF040-2

D# 76T4566

Littelfuse Inc

RESETTABLE FUSE, PTC, 72V, 400mA, RADIAL, Product Range:PolySwitch RXEF Series, Voltage Rating:72VDC, Holding Current:400mA, Tripping Current:800mA, Time to Trip:3.8s, Fuse Shape:Round, Current Rating Max:40A, Lead Spacing:5.8mm RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 3000
Container: Cut Tape
279
Part Number Description Stock

RXEF040-AP

D# NS-RXEF040-AP

TE Connectivity

OEM/CM ONLY

7468

RXEF040S

D# NS-RXEF040S

TE Connectivity

OEM/CM ONLY

8729

RXEF040-1

D# NS-RXEF040-1

TE Connectivity

OEM/CM ONLY

1685
Part Number Description Stock

RXEF040-2

TE Connectivity

RESISTOR, TEMPERATURE DEPENDENT, PTC RESETTABLE FUSE, 1.29 ohm, THROUGH HOLE MOUNT

1639

RXEF040

TE Connectivity

RESISTOR, TEMPERATURE DEPENDENT, PTC, 0.55 ohm, THROUGH HOLE MOUNT

1886
Part Number Description Stock

RXEF040

D# 5176629P

Littelfuse Inc

Littelfuse 0.4A Hold current, Radial Leaded PCB Mount Resettable Fuse, 72V, BG

Min Qty: 10
Container: Bag
4420
Part Number Description Stock

RXEF040AP

TE Connectivity

OEM/CM ONLY

2095

RXEF040

TE Connectivity

OEM/CM ONLY

67516

REPSRXEF040

N/A

OEM/CM ONLY

479

RXEF0402

TE Connectivity

OEM/CM ONLY

4693

RXEF040S

TE Connectivity

OEM/CM ONLY

1016
Part Number Description Stock

RXEF040

TE Connectivity

IN stock Immediate delivery

15429
Part Number Description Stock

RXEF040S

Littelfuse Inc

Resettable Fuses - PPTC Radial Lead .4A 72V 40A Imax

pbFree: Pb-Free
Americas - 0

RF2663-000

Littelfuse Inc

Resettable Fuses - PPTC 72V .4A-HD 40A MAX

pbFree: Pb-Free
Americas - 0

RXEF040-2

Littelfuse Inc

Resettable Fuses - PPTC Radial Lead .4A 72V 40A Imax

pbFree: Pb-Free
Americas - 0

RF2566-000

Littelfuse Inc

Resettable Fuses - PPTC 72V .4A-HD 40A MAX

pbFree: Pb-Free
Americas - 11350

RF2634-000

Littelfuse Inc

Resettable Fuses - PPTC 72V .4A-HD 40A MAX

pbFree: Pb-Free
Americas - 0

RXEF040

Littelfuse Inc

Resettable Fuses - PPTC Radial Lead .4A 72V 40A Imax

pbFree: Pb-Free
Americas - 11350
Part Number Description Stock

RXEF040

Littelfuse Inc

shipping today

5996

RXEF040-2

TE Connectivity

shipping today

634
Part Number Description Stock

RXEF040-2

D# 50854929

Littelfuse Inc

PTC Resettable Fuse 0.4A(hold) 0.8A(trip) 72VAC/72VDC 40A 0.56W 3.8s 0.55Ohm Radial 7.6 X 3mm T/R

RoHS: Compliant
Americas - 3000

RXEF040S

D# 28955994

Littelfuse Inc

PTC Resettable Fuse 0.4A(hold) 0.8A(trip) 72V 40A 0.56W 3.8s 0.55Ohm Radial 7.6 X 3mm Bag

RoHS: Compliant
Americas - 44

RXEF040

D# 52962218

Littelfuse Inc

PTC Resettable Fuse 0.4A(hold) 0.8A(trip) 72VDC 40A 0.56W 3.8s 0.55Ohm Radial 7.6 X 3mm Bag

RoHS: Compliant
Americas - 3303
Part Number Description Stock

RXEF040

mfr

RFQ

2603
Part Number Description Stock

RXEF040

Littelfuse Inc

POLYSWITCH PTC RESET 0.4A

6500
Part Number Description Stock

RXEF040.

D# 2668024

Littelfuse Inc

FUSE, PTC RESET, 72V, 400mA, RADIAL

RoHS: Compliant
Min Qty: 1
Container: Each
955

RXEF040-2

D# 2679669

Littelfuse Inc

FUSE, RESETTABLE PTC, 72VDC, 40A, TH

RoHS: Compliant
Min Qty: 3000
Container: Each
3521

RXEF040

D# 1175862

Littelfuse Inc

POLYSWITCH, RADIAL, 0.4A

RoHS: Compliant
Min Qty: 1
Container: Each
15

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