Name: RGEF400
Brand: Littelfuse Inc.
SKU: RGEF400
Availability: InStock
Rating: 5 (123 reviews)

RGEF400

For Reference Only

Part Number	RGEF400
Manufacturer	Littelfuse Inc.
Description	POLYSWITCH RGE SERIES 4.0A HOLD
Datasheet	RGEF400 Datasheet RGEF400 Specifications
Package	Radial, Disc
ECAD
In Stock	16,968 piece(s)
Unit Price	Request a Quote
Lead Time	Can Ship Immediately
Estimated Delivery Time	May 6 - May 11 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # RGEF400 (PTC Resettable Fuses) is manufactured by Littelfuse Inc. and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For RGEF400 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add RGEF400 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of RGEF400.

RGEF400 Specifications

Manufacturer	Littelfuse Inc.
Category	Circuit Protection - PTC Resettable Fuses
Package	Radial, Disc
ECAD
Series	PolySwitch?, RGEF
Type	Polymeric
Voltage - Max	16V
Current - Max	100A
Current - Hold (Ih) (Max)	4A
Current - Trip (It)	6.8A
Time to Trip	1.7s
Resistance - Initial (Ri) (Min)	21 mOhms
Resistance - Post Trip (R1) (Max)	60 mOhms
Resistance - 25°C (Typ)	-
Operating Temperature	-40°C ~ 85°C
Ratings	-
Mounting Type	Through Hole
Package / Case	Radial, Disc
Size / Dimension	0.331" L x 0.098" W (8.40mm x 2.50mm)
Height - Seated (Max)	0.504" (12.80mm)
Thickness (Max)	-
Lead Spacing	0.199" (5.05mm)

RGEF400 Datasheet

RGEF400 Reviews

Daxt*****uarez

April 4, 2023

★ ★ ★ ★ ★

Used for a solar project. Working as hoped. I'd buy again.

Rhy*****axter

April 1, 2023

★ ★ ★ ★ ★

These are the most popular variety of components of different types!

Brun*****tthai

March 17, 2023

★ ★ ★ ★ ★

Great kit, cost half the price of other stores. Includes most items that someone would need.

Bri***** Devi

March 5, 2023

★ ★ ★ ★ ★

quick delivery, received with well packaged, exactly as listed - Thanks

Emme***** Boyle

March 4, 2023

★ ★ ★ ★ ★

It's an incredible place to buy the hard-to-find parts. Fair price, good quality and nice service! I would definitely do business with them again, thank you!

Write a Review

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RGEF400 Packaging

RGEF400 FAQ

1. How to order RGEF400 on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that RGEF400 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the RGEF400. All suppliers must pass our qualification reviews before they can publish their products including RGEF400 on Heisener; we pay more attention to the channels and quality of RGEF400 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the RGEF400 price and inventory displayed accurate?

The price and inventory of RGEF400 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of RGEF400?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the RGEF400 we delivered, we will accept the replacement or return of the RGEF400 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of RGEF400.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as RGEF400 pin diagram, RGEF400 datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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RGEF400 Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number	Manufacturer	Description	Stock
RGEF400K D# V36:1790_16260636	Littelfuse Inc	PTC Resettable Fuse 4A(hold) 6.8A(trip) 16VDC 100A 2.4W 1.7s 0.021Ohm Radial 8.9 X 3 X 12.8mm Bag RoHS: Compliant	0
RGEF400 D# V99:2348_07450130	Littelfuse Inc	PTC Resettable Fuse 4A(hold) 6.8A(trip) 16VDC 100A 2.4W 1.7s 0.021Ohm Radial 8.9 X 3 X 12.8mm Bag RoHS: Compliant	0
RGEF400-2 D# V79:2366_17797764	Littelfuse Inc	PTC Resettable Fuse 4A(hold) 6.8A(trip) 16VDC 100A 2.4W 1.7s 0.021Ohm Radial 8.9 X 3 X 12.8mm T/R RoHS: Compliant	0
RGEF400-AP D# V36:1790_18209956	Littelfuse Inc	PTC Resettable Fuse 4A(hold) 6.8A(trip) 16V 2.4W 1.7s 0.021Ohm Radial 8.9 X 3 X 12.8mm Ammo RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

RGEF400

D# RGEF400

TE Connectivity

PTC Resettable Fuse 16V Bulk - Bag (Alt: RGEF400)

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

RGEF400

TE Connectivity

110

RS16-400(CROSS: RGEF400)

OptiFuse

6000

Part Number	Manufacturer	Description	Stock
RGEF400-2	TE Connectivity	POLYSWITCH PTC RESET 4A HLD T/R	0
RGEF400K-2	TE Connectivity	POLYSWITCH RESETTABLE DEVICES - Tape and Reel	0
RGEF400	TE Connectivity	Min Qty 500	4000
RGEF400K-AP	TE Connectivity	FUSE, PTC RESET, 16V, 4A, RADIAL, Holding Current:4A, Tripping Current:6.8A, Initial Resistance Max:0.039ohm, Operating Voltage:16VDC, PTC Fuse Case Style:Radial Leaded, Initial Resistance Min:0.021ohm, Lead Spacing:5.8mm , RoHS Compliant: Yes	0
RGEF400K	TE Connectivity	FUSE, PTC RESET, 16V, 4A, RADIAL, Holding Current:4A, Tripping Current:6.8A, Initial Resistance Max:0.039ohm, Operating Voltage:16VDC, PTC Fuse Case Style:Radial Leaded, Initial Resistance Min:0.021ohm, Lead Spacing:5.8mm , RoHS Compliant: Yes	0
RGEF400-AP	TE Connectivity	POLYSWITCH PTC RESET 4A HLD AMMO	0

Part Number

Manufacturer

Description

Stock

RGEF400-2

D# C1S425201127996

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 6.8A(trip) 16VDC 100A 2.4W 1.7s 0.021Ohm Radial 8.9 X 3 X 12.8mm T/R

RoHS: Compliant

Min Qty: 5

Container: Bulk

2062

RGEF400

D# C1S425201158385

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 6.8A(trip) 16VDC 100A 2.4W 1.7s 0.021Ohm Radial 8.9 X 3 X 12.8mm Bag

RoHS: Compliant

pbFree: Yes

Min Qty: 5

257

Part Number

Manufacturer

Description

Stock

RGEF400-2

Littelfuse Inc

Through Hole PTC Resettable Fuses RoHS

2423

RGEF400K-2

Littelfuse Inc

Through Hole PTC Resettable Fuses RoHS

2486

Part Number

Manufacturer

Description

Stock

RGEF400

TE Connectivity

PTC Resettable Fuse, 0.06ohm, Through Hole Mount

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

RGEF400

TE Connectivity

N/A (ship within 1day) - D/C N/A

161

Part Number	Manufacturer	Description	Stock
RGEF400K-AP D# RGEF400K-APHFCT-ND	Littelfuse Inc	PTC RESET FUSE 16V 4A RADIAL	1912
RGEF400 D# RGEF400HF-ND	Littelfuse Inc	PTC RESET FUSE 16V 4A RADIAL	5891
RGEF400K D# RGEF400KHF-ND	Littelfuse Inc	PTC RESET FUSE 16V 4A RADIAL	1560
RGEF400K-2 D# RGEF400K-2HFCT-ND	Littelfuse Inc	PTC RESET FUSE 16V 4A RADIAL	884
RGEF400-2 D# RGEF400-2HFCT-ND	Littelfuse Inc	PTC RESET FUSE 16V 4A RADIAL	2494
RGEF400-AP D# RGEF400-APHFCT-ND	Littelfuse Inc	PTC RESET FUSE 16V 4A RADIAL	3413

Part Number

Manufacturer

Description

Stock

RGEF400

D# 1345948RL

Littelfuse Inc

POLYSWITCH, RADIAL, 4A

RoHS: Compliant

Min Qty: 1

Container: Reel

RGEF400..

D# 2786670

Littelfuse Inc

FUSE, RESETTABLE PTC, 16VDC, 4A, THD

RoHS: Compliant

Min Qty: 1

Container: Each

Part Number	Manufacturer	Description	Stock
RGEF400K-2	Littelfuse Inc	RoHS: Compliant pbFree: Yes	0
RGEF400K	Littelfuse Inc	RoHS: Compliant pbFree: Yes	0
RGEF400K-AP	Littelfuse Inc	RoHS: Compliant pbFree: Yes	0
RGEF400-AP	Littelfuse Inc	RoHS: Compliant pbFree: Yes	0
RGEF400-2	Littelfuse Inc	PTC Resettable Fuse 4A 16V 2.4W RoHS: Compliant pbFree: Yes	0
RGEF400	Littelfuse Inc	RoHS: Compliant pbFree: Yes	3000

Part Number

Manufacturer

Description

Stock

RGEF400

TE Connectivity

In Stock

110

Part Number

Manufacturer

Description

Stock

RGEF400K-2

D# C468987

Littelfuse Inc

2486

RGEF400-2

D# C468985

Littelfuse Inc

2423

Part Number

Manufacturer

Description

Stock

RGEF400

TE Connectivity

OEM/CM Immediate delivery

80000

RF3231-000

Littelfuse Inc

OEM/CM Immediate delivery

88000

Part Number	Manufacturer	Description	Stock
RGEF400K-AP D# 650-RGEF400K-AP	Littelfuse Inc	Resettable Fuses - PPTC RGEF400K-AP RoHS: Compliant	3724
RGEF400K D# 650-RGEF400K	Littelfuse Inc	Resettable Fuses - PPTC RGEF400K RoHS: Compliant	547
RGEF400 D# 650-RGEF400	Littelfuse Inc	Resettable Fuses - PPTC RGEF400 RoHS: Compliant	307
RGEF400-2 D# 650-RGEF400-2	Littelfuse Inc	Resettable Fuses - PPTC RGEF400-2 RoHS: Compliant	2195
RGEF400-AP D# 650-RGEF400-AP	Littelfuse Inc	Resettable Fuses - PPTC 16V 100A Ammo Pack RLINE RoHS: Compliant	1094
RGEF400K-2 D# 650-RGEF400K-2	Littelfuse Inc	Resettable Fuses - PPTC 4A 16V 20AWG 100A Imax RoHS: Compliant	2500

Part Number

Manufacturer

Description

Stock

RGEF400

D# XSFP00000208373

Littelfuse Inc

4500

Part Number

Manufacturer

Description

Stock

RGEF400

D# 04H7809

Littelfuse Inc

FUSE, PTC RESET, 16V, 4A, RADIAL, Product Range:PolySwitch RGEF Series, Voltage Rating:16VDC, Holding Current:4A, Tripping Current:6.8A, Time to Trip:1.7s, Fuse Shape:Rectangular, Current Rating Max:100A, Lead Spacing:5.8mm RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 500

Container: Bulk

Part Number	Manufacturer	Description	Stock
RGEF400-2 D# NS-RGEF400-2	TE Connectivity	OEM/CM ONLY	5064
RGEF400K-2 D# NS-RGEF400K-2	TE Connectivity	OEM/CM ONLY	5151
RGEF400K-AP D# NS-RGEF400K-AP	TE Connectivity	OEM/CM ONLY	6311
RGEF400K D# NS-RGEF400K	TE Connectivity	OEM/CM ONLY	10337

Part Number

Manufacturer

Description

Stock

RGEF400

Littelfuse Inc

RESISTOR, TEMPERATURE DEPENDENT, PTC, 0.06 ohm, THROUGH HOLE MOUNT

Part Number

Manufacturer

Description

Stock

RGEF400

D# 5176916P

Littelfuse Inc

Littelfuse 4A Hold current, Radial Leaded PCB Mount Resettable Fuse, 16V, BG

Min Qty: 5

Container: Bag

1675

Part Number	Manufacturer	Description	Stock
RACRGEF400	TTI, Inc	OEM/CM ONLY	113
RGEF400	TE Connectivity	OEM/CM ONLY	8366
RGEF400AP	TE Connectivity	OEM/CM ONLY	2095
RGEF4002	TE Connectivity	OEM/CM ONLY	2176
RGEF400K	TE Connectivity	OEM/CM ONLY	1665

Part Number

Manufacturer

Description

Stock

RGEF400

TE Connectivity

IN stock Immediate delivery

79985

RF3231-000

Littelfuse Inc

IN stock Immediate delivery

87985

Part Number	Manufacturer	Description	Stock
RF3203-000	Littelfuse Inc	Resettable Fuses - PPTC 16V 4A-HD 100A MAX pbFree: Pb-Free	0
RF3231-000	Littelfuse Inc	Resettable Fuses - PPTC 16V 4A-HD 100A MAX pbFree: Pb-Free	0
RGEF400	Littelfuse Inc	Resettable Fuses - PPTC RGEF400 pbFree: Pb-Free	0
RF3228-000	Littelfuse Inc	Resettable Fuses - PPTC 16V 4A-HD 100A MAX pbFree: Pb-Free	0
RGEF400K-2	Littelfuse Inc	Resettable Fuses - PPTC 4A 16V 20AWG 100A Imax pbFree: Pb-Free	0
RGEF400-2	Littelfuse Inc	Resettable Fuses - PPTC RGEF400-2 pbFree: Pb-Free	0

Part Number

Manufacturer

Description

Stock

RF3231-000

Littelfuse Inc

shipping today

87696

RGEF400

TE Connectivity

shipping today

6996

Part Number

Manufacturer

Description

Stock

RGEF400

D# 39548817

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 6.8A(trip) 16VDC 100A 2.4W 1.7s 0.021Ohm Radial 8.9 X 3 X 12.8mm Bag

RoHS: Compliant

RGEF400-2

D# 31073566

Littelfuse Inc

PTC Resettable Fuse 4A(hold) 6.8A(trip) 16VDC 100A 2.4W 1.7s 0.021Ohm Radial 8.9 X 3 X 12.8mm T/R

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

RGEF400

D# 1345948RL

Littelfuse Inc

POLYSWITCH, RADIAL, 4A

RoHS: Compliant

Min Qty: 1

Container: Reel

Quick Inquiry

RGEF400

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