Name: AT421B
Brand: NKK Switches
SKU: AT421B
Availability: InStock
Rating: 5 (84 reviews)

AT421B

For Reference Only

Part Number	AT421B
Manufacturer	NKK Switches
Description	SW FILTER FOR AT420 WHITE
Datasheet	AT421B Datasheet AT421B Specifications
Package	-
ECAD
In Stock	6,354 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jun 14 - Jun 19 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # AT421B (Accessories) is manufactured by NKK Switches 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 AT421B specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add AT421B with quantity into BOM. Heisener.com does NOT require any registration to request a quote of AT421B.

AT421B Specifications

Manufacturer	NKK Switches
Category	Switches - Accessories
Package	-
ECAD
Series	LW
Accessory Type	Filter
For Use With/Related Products	AT420 Rocker

AT421B Datasheet

AT421B Reviews

Arab***** Hart

March 29, 2023

★ ★ ★ ★ ★

Awesome selection for all electronic parts here! Great service when it is needed too! Prices are competitive as well. Thank you!

Rile*****llivan

March 28, 2023

★ ★ ★ ★ ★

I have always get a fast response from Heisener with my orders. As a small business owner I greatly appreciate that I can order as little as 1 item as opposed to other companies who require you place a larger minimum order.

Sabr*****Sangha

March 25, 2023

★ ★ ★ ★ ★

The order has arrived ahead of time, we appreciate it very much!! Thanks

Desm*****Saran

March 20, 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!

Memph*****argava

March 17, 2023

★ ★ ★ ★ ★

These are great for projects with the kids or doing any type of DIY projects. The case is nice to keep everything separated. Very nice.

Rav*****Kanda

March 11, 2023

★ ★ ★ ★ ★

Easy transaction. Very pleased with goods in perfect condition would recommend Heisener company.

Son*****Diaz

February 21, 2023

★ ★ ★ ★ ★

I enjoy doing business with Heisener, please keep up the GREAT Service!

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AT421B Packaging

AT421B FAQ

1. How to order AT421B 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 AT421B is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the AT421B. All suppliers must pass our qualification reviews before they can publish their products including AT421B on Heisener; we pay more attention to the channels and quality of AT421B products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the AT421B price and inventory displayed accurate?

The price and inventory of AT421B 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 AT421B?

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 AT421B we delivered, we will accept the replacement or return of the AT421B 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 AT421B.

(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 AT421B pin diagram, AT421B datasheet?

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

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0805J0160102JDR	Knowles Syfer, CAP CER 1000PF 16V X7R 0805, 0805 (2012 Metric), LW	View
SZMMSZ5245BT1G	ON Semiconductor, DIODE ZENER 15V 500MW SOD123, SOD-123, LW	View
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88BB2	Grayhill Inc., SWITCH KEYPAD 16 KEY 0.01A 24V, -, LW	View
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AT421B 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

AT421B

NKK Switches

SW FILTER FOR AT420 WHITE

Part Number

Manufacturer

Description

Stock

AT421B

D# AT421B-ND

NKK Switches

SW FILTER FOR AT420 WHITE

Part Number

Manufacturer

Description

Stock

AT421B

NKK SWITCHES

OEM/CM QUOTES ONLY | NO BROKERS

Part Number

Manufacturer

Description

Stock

AT421B

D# 633-AT421B

NKK Switches

Industrial Panel Mount Indicators / Switch Indicators WHITE CAP FILTER

RoHS: Compliant

202

Part Number

Manufacturer

Description

Stock

AT421B

D# NS-AT421B

NKK Switches

OEM/CM ONLY

4701

Quick Inquiry

AT421B

Certified Quality

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.

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