Name: RWR81S4990FSB12
Brand: Vishay Dale
SKU: RWR81S4990FSB12
Availability: InStock
Rating: 5 (87 reviews)

RWR81S4990FSB12

For Reference Only

Part Number	RWR81S4990FSB12
Manufacturer	Vishay Dale
Description	RES 499 OHM 1W 1% WW AXIAL
Datasheet	RWR81S4990FSB12 Datasheet RWR81S4990FSB12 Specifications
Package	Axial
ECAD
In Stock	6,318 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 13 - May 18 (Choose Expedited Shipping)
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Part Number # RWR81S4990FSB12 (Through Hole Resistors) is manufactured by Vishay Dale 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 RWR81S4990FSB12 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add RWR81S4990FSB12 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of RWR81S4990FSB12.

RWR81S4990FSB12 Specifications

Manufacturer	Vishay Dale
Category	Resistors - Through Hole Resistors
Package	Axial
ECAD
Series	Military, MIL-PRF-39007, RWR81S
Resistance	499 Ohms
Tolerance	±1%
Power (Watts)	1W
Composition	Wirewound
Features	Military, Moisture Resistant
Temperature Coefficient	±20ppm/°C
Operating Temperature	-55°C ~ 250°C
Package / Case	Axial
Supplier Device Package	Axial
Size / Dimension	0.085" Dia x 0.250" L (2.16mm x 6.35mm)
Height - Seated (Max)	-
Number of Terminations	2
Failure Rate	S (0.001%)

RWR81S4990FSB12 Datasheet

RWR81S4990FSB12 Reviews

Aya*****Roth

March 28, 2023

★ ★ ★ ★ ★

Excellent ! RWR81S4990FSB12 item arrived very quickly and was packaged well, no issues.

Ans*****Ray

March 22, 2023

★ ★ ★ ★ ★

I always enjoy shopping with Heisener, never makes a mistake, most reliable, and no long waiting for deliveries.

Sayl*****ogers

March 17, 2023

★ ★ ★ ★ ★

Well packaged and good condition with the parts, arrived on time, good customer service.

Write a Review

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RWR81S4990FSB12 Packaging

RWR81S4990FSB12 FAQ

1. How to order RWR81S4990FSB12 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 RWR81S4990FSB12 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the RWR81S4990FSB12. All suppliers must pass our qualification reviews before they can publish their products including RWR81S4990FSB12 on Heisener; we pay more attention to the channels and quality of RWR81S4990FSB12 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the RWR81S4990FSB12 price and inventory displayed accurate?

The price and inventory of RWR81S4990FSB12 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 RWR81S4990FSB12?

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 RWR81S4990FSB12 we delivered, we will accept the replacement or return of the RWR81S4990FSB12 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 RWR81S4990FSB12.

(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 RWR81S4990FSB12 pin diagram, RWR81S4990FSB12 datasheet?

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

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RWR81S4990FSB12 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

RWR81S4990FSB12

D# V37:1799_07440476

Vishay Intertechnologies

Res Wirewound 499 Ohm 1% 1W ±20ppm/°C 0.001% Silicone AXL Bulk

RoHS: Not Compliant

Part Number

Manufacturer

Description

Stock

RWR81S4990FSB12

D# RWR81S4990FSB12

Vishay Intertechnologies

Res Wirewound 499 Ohm 1% 1W ±20ppm/°C 0.001% Ceramic Hi Temp Sil AXL Thru-Hole Bulk - Bulk (Alt: RWR81S4990FSB12)

RoHS: Not Compliant

Part Number

Manufacturer

Description

Stock

RWR81S4990FSB12

Vishay Dale

RES WW 499 OHM 1% 1W 20PPM/ C 0.001% AXL TH - Bulk

Part Number

Manufacturer

Description

Stock

RWR81S4990FSB12

D# RWR81S4990FSB12-ND

Vishay Dale

RES 499 OHM 1W 1% WW AXIAL

Part Number

Manufacturer

Description

Stock

RWR81S4990FSB12

D# NS-RWR81S4990FSB12

Vishay Dale

OEM/CM ONLY

6916

Part Number

Manufacturer

Description

Stock

RWR81S4990FSB12

Vishay Intertechnologies

Wirewound Resistors - Through Hole 499 OHM 1% EGS-1-80

Part Number

Manufacturer

Description

Stock

RWR81S4990FSB12

D# 26552247

Vishay Intertechnologies

Res Wirewound 499 Ohm 1% 1W ±20ppm/°C 0.001% Silicone AXL Bulk

RoHS: Not Compliant

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RWR81S4990FSB12

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