Name: AAO4
Brand: Eaton
SKU: AAO4
Availability: InStock
Rating: 5 (104 reviews)

AAO4

For Reference Only

Part Number	AAO4
Manufacturer	Eaton
Description	FUSE CARTRIDGE 4A 550VAC CYLINDR
Datasheet	AAO4 Specifications
Package	Cylindrical, Blade Terminal (Bolt)
ECAD
In Stock	4,914 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 21 - May 26 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # AAO4 (Electrical, Specialty Fuses) is manufactured by Eaton 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 AAO4 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add AAO4 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of AAO4.

AAO4 Specifications

Manufacturer	Eaton
Category	Circuit Protection - Electrical, Specialty Fuses
Package	Cylindrical, Blade Terminal (Bolt)
ECAD
Series	AAO
Fuse Type	Cartridge
Current Rating	4A
Voltage Rating - AC	550V
Voltage Rating - DC	-
Response Time	-
Applications	Electrical, Industrial
Features	-
Class	-
Approvals	-
Operating Temperature	-
Breaking Capacity @ Rated Voltage	80kA
Mounting Type	Bolt Mount
Package / Case	Cylindrical, Blade Terminal (Bolt)
Size / Dimension	0.539" Dia x 1.378" L (13.70mm x 35.00mm)

AAO4 Reviews

Davi*****shra

April 7, 2023

★ ★ ★ ★ ★

I was able to make my list of needed parts and use suggested products. The big plus is the fact they show inventory quantity.

Ale*****ata

April 2, 2023

★ ★ ★ ★ ★

Bought these to help prevent solar panels from feeding back. Works great and doesn't get as hot.

Enriq*****argava

March 23, 2023

★ ★ ★ ★ ★

These little guys worked perfect for my wiring project. Reliable, good quality.

Lore*****Palmer

March 4, 2023

★ ★ ★ ★ ★

Purchased this in May and didn't use it until last week. worked and all was good.

Sage*****ersen

February 25, 2023

★ ★ ★ ★ ★

Arrived promptly, carefully packaged, as described, many thanks

Jon*****Rau

February 24, 2023

★ ★ ★ ★ ★

I tested some and all look good.

Write a Review

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AAO4 Packaging

AAO4 FAQ

1. How to order AAO4 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 AAO4 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the AAO4. All suppliers must pass our qualification reviews before they can publish their products including AAO4 on Heisener; we pay more attention to the channels and quality of AAO4 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the AAO4 price and inventory displayed accurate?

The price and inventory of AAO4 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 AAO4?

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 AAO4 we delivered, we will accept the replacement or return of the AAO4 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 AAO4.

(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 AAO4 pin diagram, AAO4 datasheet?

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

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AAO4 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

AAO4

D# AAO4

Eaton Corporation

Fuse HRC 4A 550V 2-Pin Tap Bolt - Bulk (Alt: AAO4)

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

AAO4

Eaton Bussmann

FUSE 4A 550V IND 2PIN - Bulk

Part Number

Manufacturer

Description

Stock

AAO4

D# AAO4-ND

Eaton Bussmann

FUSE CARTRIDGE 4A 550VAC CYLINDR

Part Number

Manufacturer

Description

Stock

AAO4A

D# 1202417

Eaton Bussmann

FUSE, HRC, 4A

RoHS: Compliant

Min Qty: 1

Container: Each

Part Number

Manufacturer

Description

Stock

AAO4

Eaton Corporation

RoHS: Compliant

pbFree: Yes

Part Number	Manufacturer	Description	Stock
47-900138-002 D# AAO47-900138-002	Amphenol Aerospace	CONNECTOR	0
48-13R22-55P-205 D# AAO48-13R22-55P-205	Amphenol Aerospace		0
48-100-5008P-02 D# AAO48-100-5008P-02	Amphenol Aerospace		0
452-6892 D# AAO452-6892	Amphenol Aerospace		0
46-900006-031 D# AAO46-900006-031	Amphenol Aerospace		0
414-2513-002 D# AAO414-2513-002	Amphenol Aerospace		0
4078940-0702 D# AAO4078940-0702	Amphenol Aerospace	21-479215-229	0
4071T88P02 D# AAO4071T88P02	Amphenol Aerospace		0
48-7191-1 D# AAO48-7191-1	Amphenol Aerospace	10-804342-1 RECPT WIRE SPLICE RED, MIL-DTL-26500 TYPE	0
418-0278-003 D# AAO418-0278-003	Amphenol Aerospace	BOEING BACC CONTACTS	0
48-2178 D# AAO48-2178	Amphenol Aerospace		0
4060049-1 D# AAO4060049-1	Amphenol Aerospace		0
48-100-5017S-02 D# AAO48-100-5017S-02	Amphenol Aerospace		0
47-900172-001 D# AAO47-900172-001	Amphenol Aerospace		0
48-10R12-12P D# AAO48-10R12-12P	Amphenol Aerospace		0

Part Number	Manufacturer	Description	Stock
AO4422A/AO4422	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4619A/AO4619	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4624A/AO4624	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4476A/AO4476	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4620A/AO4620	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4406A/AO4406	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4606A/AO4606	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4420A/AO4420	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4407A/AO4407	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	990000
AO4601A/AO4601	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4607A/AO4607	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4812A/AO4812	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4609A/AO4609	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4822A/AO4822	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411
AO4600A/AO4600	Alpha & Omega Semiconductor	OEM/CM Immediate delivery	85411

Part Number

Manufacturer

Description

Stock

AAO4

D# 504-AAO4

Eaton Corporation

Specialty Fuses 4AMP 550V AC BS88 gG

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

AAO4

D# 02B1820

Eaton Bussmann

4AMP 550V AC BS88 gG FUSE

RoHS: Not Compliant

Min Qty: 20

Container: Bulk

Part Number

Manufacturer

Description

Stock

AAO4

D# NS-AAO4

Eaton Bussmann

OEM/CM ONLY

7397

Part Number

Manufacturer

Description

Stock

AAO4

D# AAO4

Eaton Bussmann

Part Number

Manufacturer

Description

Stock

AAO4

D# 000000000002489780

Eaton Bussmann

Specialty Fuses 4AMP 550V AC BS88 gG

Part Number	Manufacturer	Description	Stock
AO4476A/AO4476	AOS	IN stock Immediate delivery	85396
AO4620A/AO4620	AOS	IN stock Immediate delivery	85396
AO4406A/AO4406	AOS	IN stock Immediate delivery	85396
AO4619A/AO4619	AOS	IN stock Immediate delivery	85396
AO4624A/AO4624	AOS	IN stock Immediate delivery	85396
AO4407A/AO4407	AO	IN stock Immediate delivery	989985
AO4606A/AO4606	AOS	IN stock Immediate delivery	85396
AO4420A/AO4420	AOS	IN stock Immediate delivery	85396
AO4601A/AO4601	AOS	IN stock Immediate delivery	85396
AO4607A/AO4607	AOS	IN stock Immediate delivery	85396
AO4812A/AO4812	AOS	IN stock Immediate delivery	85396
AO4609A/AO4609	AOS	IN stock Immediate delivery	85396
AO4600A/AO4600	AOS	IN stock Immediate delivery	85396
AO4422A/AO4422	AOS	IN stock Immediate delivery	85396
AO4822A/AO4822	AOS	IN stock Immediate delivery	85396

Part Number	Manufacturer	Description	Stock
48-7190	Amphenol Corporation	Circular MIL Spec Tools, Hardware & Accessories WIRE SPLICE	0
48-100-5014P-02	Amphenol Corporation	Circular MIL Spec Contacts PIN CONTACT	0
48-7190-1	Amphenol Corporation	Circular MIL Spec Tools, Hardware & Accessories WIRE SPLICE	0
418-0278-001	Amphenol Corporation	BACC CONTACT	0
47-900157-003	Amphenol Corporation	Circular MIL Spec Connector D38999/SERIES III FILTER	0
48-7191-1	Amphenol Corporation	Circular MIL Spec Tools, Hardware & Accessories WIRE SPLICE	0
418-0278-002	Amphenol Corporation	BACC CONTACT	0
48-100-5021P-02	Amphenol Corporation	Circular MIL Spec Contacts	0
47-900158-001	Amphenol Corporation	Circular MIL Spec Connector D38999/SERIES III FILTER	0
48-7191	Amphenol Corporation	Circular MIL Spec Tools, Hardware & Accessories WIRE SPLICE 48 SERIES	0

Part Number

Manufacturer

Description

Stock

AAO4A

D# 1202417

Eaton Bussmann

FUSE, HRC, 4A

RoHS: Compliant

Min Qty: 1

Container: Each

Quick Inquiry

AAO4

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