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RWR78S4991FRB12

RWR78S4991FRB12

RWR78S4991FRB12

For Reference Only

Part Number

RWR78S4991FRB12

Manufacturer

Vishay Dale

Description

RES 4.99K OHM 10W 1% WW AXIAL

Package

Axial

ECAD

In Stock

5,112 piece(s)

Unit Price

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Lead Time

To be Confirmed

Estimated Delivery Time

Dec 5 - Dec 10 ( Choose Expedited Shipping)

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Payment Methods
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RWR78S4991FRB12

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Do you have any question about RWR78S4991FRB12?

Part Number # RWR78S4991FRB12 (Through Hole Resistors) is manufactured by Vishay Daleand 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 RWR78S4991FRB12specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add RWR78S4991FRB12 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of RWR78S4991FRB12.

RWR78S4991FRB12 Specifications

Manufacturer Vishay Dale
Category Resistors - Through Hole Resistors
Package Axial
ECAD Technical cover
Series Military, MIL-PRF-39007, RWR78S
Resistance 4.99 kOhms
Tolerance ±1%
Power (Watts) 10W
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 0.375" Dia x 1.780" L (9.53mm x 45.21mm)
Height - Seated (Max) -
Number of Terminations 2
Failure Rate R (0.01%)

RWR78S4991FRB12 Datasheet

RWR78S4991FRB12 Reviews

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April 1, 2023

I got a very helpful customer service here. Definitely will order my electronics needs again.

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March 25, 2023

DELIVERY AND COMMUNICATION EXTRA SELLER TOP 5 STARS on my list

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RWR78S4991FRB12 FAQ

1. How to order RWR78S4991FRB12 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 RWR78S4991FRB12 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test theRWR78S4991FRB12. All suppliers must pass our qualification reviews before they can publish their products including RWR78S4991FRB12 on Heisener;we pay more attention to the channels and quality of RWR78S4991FRB12products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the RWR78S4991FRB12 price and inventory displayed accurate?

The price and inventory of RWR78S4991FRB12 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 RWR78S4991FRB12?

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 RWR78S4991FRB12 we delivered, we will accept the replacement or return of the RWR78S4991FRB12 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 ofRWR78S4991FRB12.
(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 RWR78S4991FRB12 pin diagram, RWR78S4991FRB12 datasheet?

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

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RWR78S4991FRB12 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

RWR78S4991FRB12

D# RWR78S4991FRB12

Vishay Intertechnologies

Res Wirewound 4.99K Ohm 1% 10W ±20ppm/°C 0.01% Ceramic Hi Temp Sil AXL Thru-Hole Bulk - Bulk (Alt: RWR78S4991FRB12)

RoHS: Not Compliant
0
Part Number Manufacturer Description Stock

RWR78S4991FRB12

Vishay Dale

RES WW 4.99K OHM 1% 10W 20PPM/ C 0.01% AXL TH - Bulk

0
Part Number Manufacturer Description Stock

RWR78S4991FRB12

D# RWR78S4991FRB12-ND

Vishay Dale

RES 4.99K OHM 10W 1% WW AXIAL

0
Part Number Manufacturer Description Stock

RWR78S4991FRB12

D# NS-RWR78S4991FRB12

Vishay Dale

OEM/CM ONLY

4173

RWR78S4991FRB12 Tags

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