Name: AT4057
Brand: NKK Switches
SKU: AT4057
Availability: InStock
Rating: 5 (164 reviews)

AT4057

For Reference Only

Part Number	AT4057
Manufacturer	NKK Switches
Description	PROTECTIVE GUARD FOR LB SER RECT
Datasheet	AT4057 Specifications
Package	-
ECAD
In Stock	6,012 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 23 - May 28 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # AT4057 (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 AT4057 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add AT4057 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of AT4057.

AT4057 Specifications

Manufacturer	NKK Switches
Category	Switches - Accessories
Package	-
ECAD
Series	LB
Accessory Type	Protective Guard
For Use With/Related Products	LB Series - Rectangular

AT4057 Reviews

Bryl*****errell

March 10, 2023

★ ★ ★ ★ ★

All resistors exactly -0.01%. Pretty good.

Tega*****rtlett

March 9, 2023

★ ★ ★ ★ ★

I tested some and all look good.

Robe*****Spence

March 1, 2023

★ ★ ★ ★ ★

Works great with an older drive in a newer computer.have not encountered any problems, Glad somebody is making these for all the older equipment.

Yare*****reeman

February 28, 2023

★ ★ ★ ★ ★

very pleased with item, thank you.

Conn*****ielsen

February 26, 2023

★ ★ ★ ★ ★

The best choice, clear and easy to make an order. Gives me full control.

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AT4057 Packaging

AT4057 FAQ

1. How to order AT4057 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 AT4057 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the AT4057. All suppliers must pass our qualification reviews before they can publish their products including AT4057 on Heisener; we pay more attention to the channels and quality of AT4057 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the AT4057 price and inventory displayed accurate?

The price and inventory of AT4057 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 AT4057?

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 AT4057 we delivered, we will accept the replacement or return of the AT4057 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 AT4057.

(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 AT4057 pin diagram, AT4057 datasheet?

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

AT4057 Related Products

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BSV52	Fairchild/ON Semiconductor, TRANS NPN 12V 0.2A SOT-23, TO-236-3, SC-59, SOT-23-3, LB	View
AD811AR-16-REEL7	Analog Devices Inc., IC OPAMP VIDEO HP 16-SOIC, 16-SOIC (0.295", 7.50mm Width), LB	View
19500630001	Littelfuse Inc., FUSE GLASS 63MA 250VAC 5X20MM, 5mm x 20mm, LB	View
767145121AP	CTS Resistor Products, RES NTWRK 24 RES MULT OHM 14SOIC, 14-SOIC (0.220", 5.59mm Width), LB	View
IPS1-115-01-L-D-VS	Samtec Inc., .100 DOUBLE ROW SHROUDED SOCKET, -, LB	View
926381-01-12-I	3M, CONN HEADER 12POS .100" GOLD, -, LB	View
1-1761607-1	TE Connectivity AMP Connectors, CONN HEADER LOPRO R/A .100 34POS, -, LB	View
FW-06-02-G-D-240-075	Samtec Inc., .050'' BOARD SPACERS, -, LB	View
6610.1354	Schurter Inc., PWR ENT RCPT IEC320-2-2F PNL IDC, -, LB	View
18980-7SG-311	Conxall/Switchcraft, CONN RCPT 7POS INLINE SKT, -, LB	View
CA08COME10SL-3SB	ITT Cannon, LLC, CONN PLUG 3POS RT ANG W/SKTS, -, LB	View

AT4057 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
LB15RKW01-00-C/AT4057 D# 71934624	NKK Switches	Pushbutton Switch, With Guard, SPDT, ON-(ON), Rect., Black Body, Red Cap, 3A, 125VAC, QC RoHS: Compliant	0
AT4057 D# 70192953	NKK Switches	Accessory, Protective Guard, Pushbutton Switches, Rectangular, Series LB RoHS: Compliant	0
LB15RKW01-C/AT4057 D# 71054250	NKK Switches	Switch,P/B,SPDT,ON-(ON),Rect,Blk Body,Non-Illum,Red Cap,W/Guard,3A,125VAC,QC RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

LB15RKW01-00-C/AT4057

D# V36:1790_17076540

NKK Switches

STD SIZE PUSHBUTTON/ILLUMINATED/SNAP-IN

AT4057

D# V99:2348_06884193

NKK Switches

Switch Access Rectangular Protective Guard Push Button Switch

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
LB15RKW01-00-C/AT4057	NKK Switches	LB Series Snap In SPDT Rectangular On-Momentary Quick Connect Pushbutton Switch	0
LB15RKW01-C/AT4057	NKK Switches	STD SIZE PUSHBUTTON/ILLUMINATED/SNAP-IN	34
AT4057	NKK Switches	Switch Access Push Button Switch Rectangular Protective Guard	181

Part Number	Manufacturer	Description	Stock
LB15RKW01-00-C/AT4057 D# LB15RKW01-00-C/AT4057-ND	NKK Switches	SWITCH PUSHBUTTON SPDT 3A 125V	0
AT4057 D# 360-1007-ND	NKK Switches	PROTECTIVE GUARD FOR LB SER RECT	92
LB15RKW01-C/AT4057 D# LB15RKW01-C/AT4057-ND	NKK Switches	SWITCH PUSHBUTTON SPDT 3A 125V	0

Part Number

Manufacturer

Description

Stock

AT4057

NKK Switches

26 L x 21 W x 8 H mm Polycarbonate Clear Protective Guard for LB Series

RoHS: Compliant

pbFree: Yes

Part Number

Manufacturer

Description

Stock

AT4057

NKK Switches

OEM/CM QUOTES ONLY | NO BROKERS

135

Part Number

Manufacturer

Description

Stock

AT4057

D# 633-AT4057

NKK Switches

Switch Hardware RECT PROT GUARD LB

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

AT4057

D# 09X7211

NKK Switches

PROTECTIVE GUARD, PB SWITCH, For Use With:NKK LB Series Pushbutton Switches, Actuator / Cap Colour:-, Product Range:- RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Bulk

Part Number	Manufacturer	Description	Stock
LB15RKW01-00-C/AT4057 D# NS-LB15RKW01-00-C/AT4057	NKK Switches	OEM/CM ONLY	6648
LB15RKW01-C/AT4057 D# NS-LB15RKW01-C/AT4057	NKK Switches	OEM/CM ONLY	9829
AT4057 D# NS-AT4057	NKK Switches	OEM/CM ONLY	2390

Part Number

Manufacturer

Description

Stock

AT4057

D# 1251824

NKK Switches

NKK Switches, Push Button Flip Guard, Protective Guard, For Use With LB Series, BG

Min Qty: 5

Container: Bag

Part Number

Manufacturer

Description

Stock

AT4057

NKK Switches

OEM/CM ONLY

187

Part Number

Manufacturer

Description

Stock

AT4057

D# 2374434

NKK Switches

LB ILLUM PUSHBUTTON PROTECTIVE GUARD

RoHS: Not Compliant

Min Qty: 1

Container: Each

Quick Inquiry

AT4057

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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