Name: IF-4-40
Brand: Signal Transformer
SKU: IF-4-40
Availability: InStock
Rating: 5 (125 reviews)

IF-4-40

For Reference Only

Part Number	IF-4-40
Manufacturer	Signal Transformer
Description	XFRMR SEMI-TORO 4VA THRU HOLE
Datasheet	IF-4-40 Datasheet IF-4-40 Specifications
Package	-
ECAD
In Stock	3,508 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 26 - May 31 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # IF-4-40 (Power Transformers) is manufactured by Signal Transformer 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 IF-4-40 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add IF-4-40 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of IF-4-40.

IF-4-40 Specifications

Manufacturer	Signal Transformer
Category	Transformers - Power Transformers
Package	-
ECAD
Series	IF
Type	Semi-Toroidal
Voltage - Primary	115V, 230V
Voltage - Secondary (Full Load)	Parallel 20V, Series 40V
Current - Output (Max)	Parallel 200mA, Series 100mA
Primary Winding(s)	Dual
Secondary Winding(s)	Dual
Center Tap	No
Power - Max	4 VA
Mounting Type	Through Hole
Termination Style	PC Pin
Size / Dimension	53.00mm L x 44.00mm W
Height - Seated (Max)	19.60mm
Voltage - Isolation	4000Vrms
Weight	5.4 lbs (2.4kg)

IF-4-40 Datasheet

IF-4-40 Reviews

Colin*****amaniam

April 7, 2023

★ ★ ★ ★ ★

Very user friendly to find part and specs. Easy to deal with the transaction for different payment types. Thanks!

Ama***** Kemp

April 1, 2023

★ ★ ★ ★ ★

All current moves in switching devices with the proper selection of amp rating capability. I chose these to do a job that had to handle only 1/3 of it's rated capacity. So they were the perfect choice. To date they work as expected; perfectly.

Korbi*****chant

March 6, 2023

★ ★ ★ ★ ★

Great seller, would recommend buying from. , good communication and problem solving

Gian*****rejo

February 24, 2023

★ ★ ★ ★ ★

Every time I order, I get it correctly filled and faster than most of website. For a friendly use operate system, you guys are the best!

Phili*****nivas

February 21, 2023

★ ★ ★ ★ ★

You guys and girls I can trust and rely on. Thank You All!

Write a Review

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IF-4-40 Packaging

IF-4-40 FAQ

1. How to order IF-4-40 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 IF-4-40 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the IF-4-40. All suppliers must pass our qualification reviews before they can publish their products including IF-4-40 on Heisener; we pay more attention to the channels and quality of IF-4-40 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the IF-4-40 price and inventory displayed accurate?

The price and inventory of IF-4-40 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 IF-4-40?

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 IF-4-40 we delivered, we will accept the replacement or return of the IF-4-40 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 IF-4-40.

(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 IF-4-40 pin diagram, IF-4-40 datasheet?

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

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IF-4-40 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

HIF4-40D-3.18R

D# 563-0029-6-00

Hirose Electric Co Ltd

Conn IDC Connector SKT 40 POS 3.18mm IDT RA Cable Mount - Tape and Reel (Alt: 563-0029-6-00)

HIF4-40P-3.18DSA

D# 563-0031-8-00

Hirose Electric Co Ltd

Conn Ejector Header HDR 40 POS 3.18mm Solder ST Thru-Hole - Tape and Reel (Alt: 563-0031-8-00)

Part Number

Manufacturer

Description

Stock

HIF4-40D-3.18R

Hirose Electric Co Ltd

Part Number	Manufacturer	Description	Stock
IF-4-40	Hirose Electric Co Ltd	CONNECTOR BOARD 40 POS 3.18MM	0
HIF4-40D-3.18R(01)	Hirose Electric Co Ltd	CONN HOUSING 40POS 3.18MM DUAL	0
HIF4-40P-3.18DSA(01)	Hirose Electric Co Ltd	CONNECTOR BOARD 40 POS 3.18MM	0
HIF4-40P-3.18DS(01)	Hirose Electric Co Ltd	CONN HDR 40POS 3.18MM	0
HIF4-40P-3.18DSA	Hirose Electric Co Ltd	CONNECTOR BOARD 40 POS 3.18MM	0
HIF4-40D-3.18R	Hirose Electric Co Ltd	Min Qty 1	34
HIF4-40P-3.18DS	Hirose Electric Co Ltd	CONNECTOR BOARD 40 POS 3.18MM	0

Part Number

Manufacturer

Description

Stock

HIF4-40D-3.18R

D# C1S312300061767

Hirose Electric Co Ltd

Conn IDC Connector SKT 40 POS 3.18mm IDT RA Cable Mount Tray

RoHS: Compliant

Min Qty: 1

Container: Bulk

HIF4-40P-3.18DSA

D# C1S312300718388

Hirose Electric Co Ltd

Connector Headers and PCB Receptacles

RoHS: Compliant

pbFree: Yes

Min Qty: 1

Part Number	Manufacturer	Description	Stock
HIF4-40P-3.18DSA	Hirose Electric Co Ltd	RoHS (ship within 1day) - D/C N/A	4
HIF4-40D-3.18R	Hirose Electric Co Ltd	RoHS (ship within 1day) - D/C 2020	30
HIF4-40P-3.18DS	Hirose Electric Co Ltd	RoHS (ship within 1day) - D/C 2011	9

Part Number

Manufacturer

Description

Stock

HIF4-40P-3.18DSA

Hirose Electric Co Ltd

In stock shipping within 2days

10310

HIF4-40P-3.18DS

Hirose Electric Co Ltd

In stock shipping within 2days

10310

Part Number	Manufacturer	Description	Stock
HIF440P318DS	HIROSE ELECTRIC CO LTD	OEM/CM QUOTES ONLY \| NO BROKERS	21
HIF440P318DSA	Hirose Electric Co Ltd	OEM/CM QUOTES ONLY \| NO BROKERS	58
HIF440D318R	Hirose Electric Co Ltd	OEM/CM QUOTES ONLY \| NO BROKERS	39

Part Number	Manufacturer	Description	Stock
HIF4-40P-3.18DSA D# HIRHIF4-40P-3.18DSA	Hirose Electric Co Ltd	RIBBON CONNECTOR	0
HIF4-40P-3.18DSA(01) D# HIRHIF4-40P-3.18DSA(01)	Hirose Electric Co Ltd	563-0031-8-01 EACH	0
HIF4-40P-3.18DS D# HIRHIF4-40P-3.18DS	Hirose Electric Co Ltd	563-0030-5-00 EACH	0
HIF4-40D-3.18R D# HIRHIF4-40D-3.18R	Hirose Electric Co Ltd		0
HIF4-40D-3.18R(01) D# HIRHIF4-40D-3.18R(01)	Hirose Electric Co Ltd	563-0029-6-01 EACH	0
HIF4-40P-3.18DS(01) D# HIRHIF4-40P-3.18DS(01)	Hirose Electric Co Ltd	563-0030-5-01 EACH	0

Part Number

Manufacturer

Description

Stock

HIF4-40P-3.18DS

Hirose Electric Co Ltd

OEM/CM Immediate delivery

10050

HIF4-40P-3.18DSA

Hirose Electric Co Ltd

OEM/CM Immediate delivery

10050

Part Number

Manufacturer

Description

Stock

HIF4-40D-3.18R

D# 798-HIF440D318R

Hirose Electric Co Ltd

Headers & Wire Housings 40P IDC WIRE SOCKET RIBBON CBLE CON GLD

RoHS: Compliant

HIF4-40P-3.18DS

D# 798-HIF440P318DS

Hirose Electric Co Ltd

Headers & Wire Housings 40P R/A PIN HEADER RIBBON CBLE CON GLD

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
HIF4-40P-3.18DS(01) D# NS-HIF4-40P-3.18DS(01)	Hirose Electric Co Ltd	OEM/CM ONLY	8249
HIF4-40P-3.18DSA D# NS-HIF4-40P-3.18DSA	Hirose Electric Co Ltd	OEM/CM ONLY	8727
HIF4-40P-3.18DSA(01) D# NS-HIF4-40P-3.18DSA(01)	Hirose Electric Co Ltd	OEM/CM ONLY	4386
HIF4-40P-3.18DS D# NS-HIF4-40P-3.18DS	Hirose Electric Co Ltd	OEM/CM ONLY	4373
IF-4-40 D# NS-IF-4-40	Signal Transformer Inc	OEM/CM ONLY	9119
HIF4-40D-3.18R(01) D# NS-HIF4-40D-3.18R(01)	Hirose Electric Co Ltd	OEM/CM ONLY	5160

Part Number

Manufacturer

Description

Stock

HIF4-40D-3.18R

D# 1850002

Hirose Electric Co Ltd

Hirose, HIF4 Female Connector Housing, 3.18mm Pitch, 40 Way, 2 Row, PU

Min Qty: 30

Container: Tray

Part Number	Manufacturer	Description	Stock
IF-4-40 D# 000000000001083504	Signal Transformer Inc	Power Transformers 50\\60 Hz, Laminated Transformer Encapsulated	0
HIF4-40D-3.18R D# 000000000003976537	Hirose Electric Co Ltd	Headers & Wire Housings 40P IDC WIRE SOCKET RIBBON CBLE CON GLD	0
HIF4-40P-3.18DSA(01) D# 000000000003976542	Hirose Electric Co Ltd	Headers & Wire Housings 40P STRT PIN HEADER RIBBON CBLE CON GLD	0
HIF4-40D-3.18R(01) D# 000000000003976538	Hirose Electric Co Ltd	Headers & Wire Housings 16P IDC WIRE SOCKET RIBBON CBLE CON GLD	0
HIF4-40P-3.18DS(01) D# 000000000003976540	Hirose Electric Co Ltd	Headers & Wire Housings 40P R/A PIN HEADER RIBBON CBLE CON GLD	0
HIF4-40P-3.18DSA D# 000000000003976541	Hirose Electric Co Ltd	Headers & Wire Housings 40P STRT PIN HEADER RIBBON CBLE CON GLD	0
HIF4-40P-3.18DS D# 000000000003976539	Hirose Electric Co Ltd	Headers & Wire Housings 40P R/A PIN HEADER RIBBON CBLE CON GLD	0

Part Number

Manufacturer

Description

Stock

HIF440D3.18R

Hirose Electric Co Ltd

OEM/CM ONLY

HIF440P3.18DSA

Hirose Electric Co Ltd

OEM/CM ONLY

Part Number

Manufacturer

Description

Stock

HIF4-40P-3.18DSA

Hirose Electric Co Ltd

IN stock Immediate delivery

10065

HIF4-40P-3.18DS

Hirose Electric Co Ltd

IN stock Immediate delivery

10065

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RCEIIIF4408M8	Runcore Innovation Technology Co Ltd	EliteIII 44PIN FemalePATA DOM	0
RCEIIIF4404SC	Runcore Innovation Technology Co Ltd	EliteIII 44PIN FemalePATA DOM	0
RCEIIIF4404MC	Runcore Innovation Technology Co Ltd	EliteIII 44PIN FemalePATA DOM	0
RCEIIIF4404S8	Runcore Innovation Technology Co Ltd	EliteIII 44PIN FemalePATA DOM	0
RCEIIIF4408MC	Runcore Innovation Technology Co Ltd	EliteIII 44PIN FemalePATA DOM	0
RCEIIIF4408S8	Runcore Innovation Technology Co Ltd	EliteIII 44PIN FemalePATA DOM	0
RCEIIIF4404M8	Runcore Innovation Technology Co Ltd	EliteIII 44PIN FemalePATA DOM	0

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IF-4-40

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