Name: 3SB 4-R
Brand: Bel Fuse Inc.
SKU: 3SB-4-R
Availability: InStock
Rating: 5 (77 reviews)

3SB 4-R

For Reference Only

Part Number	3SB 4-R
Manufacturer	Bel Fuse Inc.
Description	FUSE GLASS 4A 250VAC 3AB 3AG
Datasheet	3SB 4-R Specifications
Package	3AB, 3AG, 1/4" x 1-1/4"
ECAD
In Stock	32,280 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 1 - May 6 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # 3SB 4-R (Fuses) is manufactured by Bel Fuse 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 3SB 4-R specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add 3SB 4-R with quantity into BOM. Heisener.com does NOT require any registration to request a quote of 3SB 4-R.

3SB 4-R Specifications

Manufacturer	Bel Fuse Inc.
Category	Circuit Protection - Fuses
Package	3AB, 3AG, 1/4" x 1-1/4"
ECAD
Series	3SB
Fuse Type	Cartridge, Glass
Current Rating	4A
Voltage Rating - AC	250V
Voltage Rating - DC	-
Response Time	Slow
Package / Case	3AB, 3AG, 1/4" x 1-1/4"
Mounting Type	Holder
Breaking Capacity @ Rated Voltage	200A
Melting I2t	226
Approvals	CE, CSA, cULus, PSE
Operating Temperature	-55°C ~ 125°C
Color	-
Size / Dimension	0.250" Dia x 1.252" L (6.35mm x 31.80mm)

3SB 4-R Reviews

Chana *****adhyay

April 5, 2023

★ ★ ★ ★ ★

EXACTLY what I was looking for -- one piece with a low forward voltage drop to isolate some DC power sources. They work fantastic!

Oma*****oel

March 2, 2023

★ ★ ★ ★ ★

can supply almost all of my necessary parts in short lead time.

Kenn*****Hines

February 20, 2023

★ ★ ★ ★ ★

Very easy to find and order what I wanted. Being able to add multiple items in various quantities from an online catalog page with a simple click.

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

3SB 4-R Packaging

3SB 4-R FAQ

1. How to order 3SB 4-R 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 3SB 4-R is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the 3SB 4-R. All suppliers must pass our qualification reviews before they can publish their products including 3SB 4-R on Heisener; we pay more attention to the channels and quality of 3SB 4-R products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the 3SB 4-R price and inventory displayed accurate?

The price and inventory of 3SB 4-R 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 3SB 4-R?

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 3SB 4-R we delivered, we will accept the replacement or return of the 3SB 4-R 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 3SB 4-R.

(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 3SB 4-R pin diagram, 3SB 4-R datasheet?

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

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3SB 4-R 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

3SBP 4-R

D# V36:1790_14270989

Bel Fuse

Fuse Miniature Slow Blow Acting 4A 250V Axial 6.9 X 32.5mm Glass CE/CSA/PSE/cULus

RoHS: Compliant

3SB 4-R

D# V99:2348_14270914

Bel Fuse

Fuse Miniature Slow Blow Acting 4A 250V Holder Cartridge 6.35 X 31.8mm Glass CE/CSA/PSE/cULus

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
353SB3A194R D# 353SB3A194R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 19.440000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB3A194R)	0
353SB5C184R D# 353SB5C184R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 18.432000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB5C184R)	0
353SB5C194R D# 353SB5C194R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 19.440000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB5C194R)	0
353SB5A194R D# 353SB5A194R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 19.440000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB5A194R)	0
353SB3A384R D# 353SB3A384R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 38.400000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB3A384R) RoHS: Compliant	0
353SB3A184R D# 353SB3A184R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 18.432000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB3A184R)	0
353SB3I384R D# 353SB3I384R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 38.400000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB3I384R)	0
353SB3C384R D# 353SB3C384R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 38.400000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB3C384R) RoHS: Compliant	0
353SB3I194R D# 353SB3I194R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 19.440000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB3I194R)	0
3SB4-R D# 49AC2949	Bel Fuse	Fuse Miniature 4A 250V Slow Blow 2-Pin Cartridge Holder - Bulk (Alt: 49AC2949) RoHS: Compliant	0
353SB5A184R D# 353SB5A184R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 18.432000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB5A184R)	0
353SB3C194R D# 353SB3C194R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 19.440000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB3C194R)	0
353SB3C184R D# 353SB3C184R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 18.432000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB3C184R)	0
353SB3I184R D# 353SB3I184R	CTS Corporation	5.0MMX3.2MM SURFACE MOUNT HCMOS VCXO, 18.432000 MHZ, 5.0V, S - Tape and Reel (Alt: 353SB3I184R)	0

Part Number

Manufacturer

Description

Stock

3SB 4-R

Bel Fuse

Fuse Miniature Slow Blow Acting 4A 250V Holder Cartridge 6.35 X 31.75mm Glass

3SBP 4-R

Bel Fuse

Fuse Miniature Slow Blow Acting 4A 250V Axial 6.35 X 31.75mm Glass

Part Number	Manufacturer	Description	Stock
353SB5A184R D# 353SB5A184R-ND	CTS Corporation	XTAL OSC VCXO 18.4320MHZ HCMOS	0
3SB 4-R D# 507-1531-ND	Bel Fuse	FUSE GLASS 4A 250VAC 3AB 3AG	349
353SB3C194R D# 353SB3C194R-ND	CTS Corporation	XTAL OSC VCXO 19.4400MHZ HCMOS	0
353SB3C184R D# 353SB3C184R-ND	CTS Corporation	XTAL OSC VCXO 18.4320MHZ HCMOS	0
353SB3I184R D# 353SB3I184R-ND	CTS Corporation	XTAL OSC VCXO 18.4320MHZ HCMOS	0
353SB3A194R D# 353SB3A194R-ND	CTS Corporation	XTAL OSC VCXO 19.4400MHZ HCMOS	0
353SB5C184R D# 353SB5C184R-ND	CTS Corporation	XTAL OSC VCXO 18.4320MHZ HCMOS	0
353SB5A194R D# 353SB5A194R-ND	CTS Corporation	XTAL OSC VCXO 19.4400MHZ HCMOS	0
353SB3A184R D# 353SB3A184R-ND	CTS Corporation	XTAL OSC VCXO 18.4320MHZ HCMOS	0
353SB3I384R D# 353SB3I384R-ND	CTS Corporation	XTAL OSC VCXO 38.4000MHZ HCMOS	0
353SB5C194R D# 353SB5C194R-ND	CTS Corporation	XTAL OSC VCXO 19.4400MHZ HCMOS	0
353SB3C384R D# 353SB3C384R-ND	CTS Corporation	XTAL OSC VCXO 38.4000MHZ HCMOS	0
353SB3I194R D# 353SB3I194R-ND	CTS Corporation	XTAL OSC VCXO 19.4400MHZ HCMOS	0
353SB3A384R D# 353SB3A384R-ND	CTS Corporation	XTAL OSC VCXO 38.4000MHZ HCMOS	0
3SBP 4-R D# 3SBP4-R-ND	Bel Fuse	FUSE GLASS 4A 250VAC 3AB 3AG	995

Part Number

Manufacturer

Description

Stock

3SB 4-R

D# 2844477

Bel Fuse

CARTRIDGE FUSE, SLOW BLOW, 4A, 250V

RoHS: Compliant

Min Qty: 1

Container: Each

557

Part Number	Manufacturer	Description	Stock
353SB3C194R	CTS Corporation	RoHS: Compliant pbFree: Yes	0
353SB5A184R	CTS Corporation	RoHS: Compliant pbFree: Yes	0
353SB3C184R	CTS Corporation	RoHS: Compliant pbFree: Yes	0
353SB3I184R	CTS Corporation	RoHS: Compliant pbFree: Yes	0
353SB3A194R	CTS Corporation	RoHS: Compliant pbFree: Yes	0
353SB5C184R	CTS Corporation	RoHS: Compliant pbFree: Yes	0
353SB5A194R	CTS Corporation	RoHS: Compliant pbFree: Yes	0
353SB5C194R	CTS Corporation	RoHS: Compliant pbFree: Yes	0
353SB3C384R	CTS Corporation	RoHS: Compliant pbFree: Yes	0
353SB3A184R	CTS Corporation	RoHS: Compliant pbFree: Yes	0
353SB3I384R	CTS Corporation	RoHS: Compliant pbFree: Yes	0
353SB3I194R	CTS Corporation	RoHS: Compliant pbFree: Yes	0
353SB3A384R	CTS Corporation	RoHS: Compliant pbFree: Yes	0

Part Number	Manufacturer	Description	Stock
353SB5A184R	CTS Corporation	RoHS: Compliant	0
353SB3C194R	CTS Corporation	RoHS: Compliant	0
353SB3C184R	CTS Corporation	RoHS: Compliant	0
353SB3I184R	CTS Corporation	RoHS: Compliant	0
353SB3A194R	CTS Corporation	RoHS: Compliant	0
353SB5C184R	CTS Corporation	RoHS: Compliant	0
353SB5A194R	CTS Corporation	RoHS: Compliant	0
353SB3A184R	CTS Corporation	RoHS: Compliant	0
353SB3I384R	CTS Corporation	RoHS: Compliant	0
353SB5C194R	CTS Corporation	RoHS: Compliant	0
353SB3C384R	CTS Corporation	RoHS: Compliant	0
353SB3I194R	CTS Corporation	RoHS: Compliant	0
353SB3A384R	CTS Corporation	RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

3SB 4-R

D# 530-3SB4-R

Belden Inc

Cartridge Fuses

RoHS: Compliant

2438

Part Number	Manufacturer	Description	Stock
3SBP 4-R D# 58AC5518	Bel Fuse	BULK RoHS: Not Compliant Min Qty: 1000 Container: Bulk	0
3SB 4-R D# 32AC5346	Bel Fuse	FUSE 4A 250V SLOW ACTING 2PIN ROHS COMPLIANT: YES RoHS: Compliant Min Qty: 1000 Container: Bulk	0
T3S-B4RP4C D# 65X5969	Autonics Corporation	Temp Control, 1/16 DIN, On/Off-Proportional, Relay Output, RTD Input, 399 C, 100-240 VAC RoHS: Not Compliant Min Qty: 1 Container: Bulk	0

Part Number

Manufacturer

Description

Stock

3SBP 4-R

D# NS-3SBP 4-R

Multiple

OEM/CM ONLY

2672

3SB 4-R

D# NS-3SB 4-R

Bel Fuse

OEM/CM ONLY

1254

Part Number	Manufacturer	Description	Stock
353SB3I184R	CTS Corporation	RoHS: Compliant	0
353SB3C194R	CTS Corporation	RoHS: Compliant	0
353SB3A194R	CTS Corporation	RoHS: Compliant	0
353SB5C184R	CTS Corporation	RoHS: Compliant	0
353SB3C184R	CTS Corporation	RoHS: Compliant	0
353SB5C194R	CTS Corporation	RoHS: Compliant	0
353SB3A384R	CTS Corporation	RoHS: Compliant	0
353SB3A184R	CTS Corporation	RoHS: Compliant	0
353SB5A194R	CTS Corporation	RoHS: Compliant	0
353SB3I384R	CTS Corporation	RoHS: Compliant	0
353SB3I194R	CTS Corporation	RoHS: Compliant	0
353SB3C384R	CTS Corporation	RoHS: Compliant	0
353SB5A184R	CTS Corporation	RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

3SB4-R

D# 000000000002397935

Bel Fuse

Cartridge Fuses

Part Number

Manufacturer

Description

Stock

3SB 4R

Bel Fuse

OEM/CM ONLY

1116

Part Number

Manufacturer

Description

Stock

LMNP03SB4R7M

TAIYO YUDEN

shipping today

60805

Part Number

Manufacturer

Description

Stock

3SB 4-R

D# 2844477

Bel Fuse

CARTRIDGE FUSE, SLOW BLOW, 4A, 250V

RoHS: Compliant

Min Qty: 1

Container: Each

761

Quick Inquiry

3SB 4-R

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