ST3-28B21 - Pulse Electronics Power - Price, Inventory & Datasheets | Heisener.com
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ST3-28B21

ST3-28B21

ST3-28B21

For Reference Only

Part Number

ST3-28B21

Description

XFRMR LAMINATED 2.4VA THRU HOLE

Package

-

ECAD

In Stock

5,598 piece(s)

Unit Price

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Lead Time

To be Confirmed

Estimated Delivery Time

Nov 30 - Dec 5 ( Choose Expedited Shipping)

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Payment Methods
Delivery Services

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ST3-28B21

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Certified Quality

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Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO 9001 ISO 14001 DUNS Registered Award 1 Award 3 Award 5 Award 4 Special Dealer Enterprises Reference 1 Reference 2 Nation Certificate
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Do you have any question about ST3-28B21?

Part Number # ST3-28B21 (Power Transformers) is manufactured by Pulse Electronics Powerand 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 ST3-28B21specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add ST3-28B21 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of ST3-28B21.

ST3-28B21 Specifications

Manufacturer Pulse Electronics Power
Category Transformers - Power Transformers
Package -
ECAD Technical cover
Series Split Bobbin Plug-In
Type Laminated Core
Voltage - Primary 115V
Voltage - Secondary (Full Load) Parallel 14V, Series 28V
Current - Output (Max) Parallel 170mA, Series 85mA
Primary Winding(s) Single
Secondary Winding(s) Dual
Center Tap No
Power - Max 2.4 VA
Mounting Type Through Hole
Termination Style PC Pin
Size / Dimension 35.05mm L x 28.70mm W
Height - Seated (Max) 30.23mm
Voltage - Isolation 2500Vrms
Weight 0.25 lb (113.4g)

ST3-28B21 Datasheet

ST3-28B21 Reviews

Elle*****rian

April 3, 2023

So far all the items still work. I'm using these for some home made solar panels and they're doing great.

Alic*****rnett

April 3, 2023

Always have what I need, fast and easy for making an order, fast shipping and great service! That about covers it! Many Thanks!

Artu*****arcia

March 22, 2023

I love your products are well organized. You make it easy to spend $$$! Lol. Keep up the good work folks!

Este*****Lowery

March 16, 2023

It is so great to order from a supplier that provides so many shipping options at reasonable cost. It couldn't be any easier to order from Heisener. Great job!

Shep***** Walls

March 12, 2023

It gives you a good quality product, with a great variety.. I will for sure order this set again when i start to run low.

Matt*****Dunn

March 6, 2023

Heisener has everything! Each product is easy to search and navigate. No minimum quantities. Fast shipping!

Freder*****farland

February 24, 2023

Quality electronic components plus fast response.Thank you.

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ST3-28B21 FAQ

1. How to order ST3-28B21 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 ST3-28B21 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test theST3-28B21. All suppliers must pass our qualification reviews before they can publish their products including ST3-28B21 on Heisener;we pay more attention to the channels and quality of ST3-28B21products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the ST3-28B21 price and inventory displayed accurate?

The price and inventory of ST3-28B21 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 ST3-28B21?

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 ST3-28B21 we delivered, we will accept the replacement or return of the ST3-28B21 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 ofST3-28B21.
(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 ST3-28B21 pin diagram, ST3-28B21 datasheet?

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

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ST3-28B21 Guarantees

Service Guarantee

Service Guarantees

We guarantee 100% customer satisfaction.

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

Quality Guarantee

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.

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Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number Manufacturer Description Stock

DST3-28B21

D# DST3-28B21

Pulse Electronics Corporation

Power Transformer 2500Vrms Dual Prim. Dual Sec. 230V/115V Prim. 28V/14V Sec. Through Hole - Bulk (Alt: DST3-28B21)

RoHS: Compliant
0
Part Number Manufacturer Description Stock

DST3-28B21

Pulse Electronics Corporation

PWR TX 2500VRMS DUAL PRIM. DUAL SEC. 115V/230V PRIM. 28V/14V - Bulk

0

ST3-28B21

Pulse Electronics Corporation

PWR TX 2500VRMS DUAL PRIM. DUAL SEC. 115V/230V PRIM. 28V/14V - Bulk

0
Part Number Manufacturer Description Stock

ST3-28B21

D# ST3-28B21-ND

Pulse Electronics Corporation

PWR XFMR LAMINATED 2.4VA TH

0

DST3-28B21

D# DST3-28B21-ND

Pulse Electronics Corporation

PWR XFMR LAMINATED 2.4VA TH

0
Part Number Manufacturer Description Stock

ST3-28B21

D# NS-ST3-28B21

Pulse Electronics Corporation

OEM/CM ONLY

9451

DST3-28B21

D# NS-DST3-28B21

Pulse Electronics Corporation

OEM/CM ONLY

5932
Part Number Manufacturer Description Stock

DST3-28B21

D# 000000000001042697

Pulse Electronics Corporation

Power Transformers SpltBobbin Laminated Xfmr LowFreq

0

ST3-28B21 Tags

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  • Pulse Electronics Power ST3-28B21
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