Name: SL1021B420RG
Brand: Littelfuse Inc.
SKU: SL1021B420RG
Availability: InStock
Rating: 5 (73 reviews)

SL1021B420RG

For Reference Only

Part Number	SL1021B420RG
Manufacturer	Littelfuse Inc.
Description	GDT 420V 20KA T/H FAIL SHORT
Datasheet	SL1021B420RG Datasheet SL1021B420RG Specifications
Package	Axial Cylinder, 3 Lead (Radial Bend)
ECAD
In Stock	4,644 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Jun 30 - Jul 5 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # SL1021B420RG (Gas Discharge Tube Arresters (GDT)) is manufactured by Littelfuse Inc. 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 SL1021B420RG specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add SL1021B420RG with quantity into BOM. Heisener.com does NOT require any registration to request a quote of SL1021B420RG.

SL1021B420RG Specifications

Manufacturer	Littelfuse Inc.
Category	Circuit Protection - Gas Discharge Tube Arresters (GDT)
Package	Axial Cylinder, 3 Lead (Radial Bend)
ECAD
Series	SL1021B
Voltage - DC Spark Over (Nom)	420V
Impulse Discharge Current (8/20µs)	20000A (20kA)
Tolerance	-
Number of Poles	3
Fail Short	Yes
Mounting Type	Through Hole
Package / Case	Axial Cylinder, 3 Lead (Radial Bend)

SL1021B420RG Datasheet

SL1021B420RG Reviews

Vale*****Mohan

April 1, 2023

★ ★ ★ ★ ★

Very easy to co-operate with; they take care of orders promptly.

Alia*****elix

March 25, 2023

★ ★ ★ ★ ★

EXACTLY what I was looking for -- one piece with a low forward voltage drop to isolate some DC power sources. They work fantastic!

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

SL1021B420RG Packaging

SL1021B420RG FAQ

1. How to order SL1021B420RG 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 SL1021B420RG is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the SL1021B420RG. All suppliers must pass our qualification reviews before they can publish their products including SL1021B420RG on Heisener; we pay more attention to the channels and quality of SL1021B420RG products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the SL1021B420RG price and inventory displayed accurate?

The price and inventory of SL1021B420RG 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 SL1021B420RG?

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 SL1021B420RG we delivered, we will accept the replacement or return of the SL1021B420RG 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 SL1021B420RG.

(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 SL1021B420RG pin diagram, SL1021B420RG datasheet?

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

SL1021B420RG Related Products

BFC2373GC103MD	Vishay BC Components, CAP FILM 1000PF 5% 630VDC RADIAL, Radial, SL1021B	View
0805Y1501P10BQT	Knowles Syfer, CAP CER HIGH Q 0805, -, SL1021B	View
1206J1K00331JCT	Knowles Syfer, CAP CER 1206, 1206 (3216 Metric), SL1021B	View
AZ23B33-E3-08	Vishay Semiconductor Diodes Division, DIODE ZENER 33V 300MW SOT23, TO-236-3, SC-59, SOT-23-3, SL1021B	View
SR086SG-G	Microchip Technology, IC REG ADJ CONTROLLER SWITCH 8SO, 8-SOIC (0.154", 3.90mm Width) Exposed Pad, SL1021B	View
8N4Q001EG-0153CDI	IDT, Integrated Device Technology Inc, IC OSC CLOCK QD FREQ 10CLCC, 10-CLCC, SL1021B	View
MOS-AL162A-BW3SE	Matrix Orbital, LCD DISPLAY 16X2, -, SL1021B	View
SC50F103WN	Amphenol Advanced Sensors, NTC THERMISTOR 10K OHM 0.2C BEAD, Bead, SL1021B	View
RT0402BRE0736K5L	Yageo, RES SMD 36.5KOHM 0.1% 1/16W 0402, 0402 (1005 Metric), SL1021B	View
2M805-003-02NF23-12PA	Amphenol Aerospace Operations, M805 12C 12#12 PIN RECP OM, -, SL1021B	View
ECA50DTBT-S664	Sullins Connector Solutions, CONN EDGE DUAL FMALE 100POS .125, -, SL1021B	View
EBM22DTMN-S273	Sullins Connector Solutions, CONN EDGE DUAL FMALE 44POS 0.156, -, SL1021B	View

SL1021B420RG 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

SL1021B420RG

Littelfuse Inc

TRAY

Part Number

Manufacturer

Description

Stock

SL1021B420RG

D# SL1021B420RG-ND

Littelfuse Inc

GDT 420V 20KA 3 POLE TH

Part Number

Manufacturer

Description

Stock

SL1021B420RG

D# NS-SL1021B420RG

Littelfuse Inc

OEM/CM ONLY

5815

Quick Inquiry

SL1021B420RG

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.

ISO9001:2015, ICAS, IAF, UKAS