B4903 - Laird Technologies IAS - Price, Inventory & Datasheets | Heisener.com
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B4903

B4903

B4903

For Reference Only

Part Number

B4903

Manufacturer

Laird Technologies IAS

Description

ANT MOB COIL UHF 5/8 490-512MHZ

Package

-

ECAD

In Stock

3,906 piece(s)

Unit Price

Request a Quote

Lead Time

To be Confirmed

Estimated Delivery Time

Nov 16 - Nov 21 ( Choose Expedited Shipping)

Request for Quotation

Payment Methods
Delivery Services

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B4903

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Certified Quality

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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.

ISO 9001 ISO 14001 DUNS Registered Award 1 Award 3 Award 5 Award 4 Special Dealer Enterprises Reference 1 Reference 2 Nation Certificate
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Do you have any question about B4903?

Part Number # B4903 (RF Antennas) is manufactured by Laird Technologies IASand 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 B4903specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add B4903 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of B4903.

B4903 Specifications

Manufacturer Laird Technologies IAS
Category RF/IF and RFID - RF Antennas
Package -
ECAD Technical cover
Series -
Frequency Group UHF (300 MHz ~ 1 GHz)
Frequency (Center/Band) 501MHz
Frequency Range 490MHz ~ 512MHz
Antenna Type Whip, Straight
Number of Bands 1
VSWR 1.5
Return Loss -
Gain 3dBi
Power - Max 100W
Features -
Termination Connector, NMO
Ingress Protection -
Mounting Type Base Mount
Height (Max) 11.625" (295.28mm)
Applications -

B4903 Datasheet

B4903 Reviews

Alis*****achar

April 5, 2023

Very fast reply, professional seller and received the correct parts.

Rose***** Knox

March 8, 2023

Boundless range of products, ease of search and fast delivery continue to impress. Heisener is always my first stop for electronic components.

Kea***** Dada

February 27, 2023

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

Aria*****Kumer

February 21, 2023

Great product at a good price. No complaints.

Bai***** Dash

February 19, 2023

Worked as advertised and good price. Can you imagine buying these at local store it would cost way to much.

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B4903 FAQ

1. How to order B4903 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 B4903 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test theB4903. All suppliers must pass our qualification reviews before they can publish their products including B4903 on Heisener;we pay more attention to the channels and quality of B4903products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.

3. Are the B4903 price and inventory displayed accurate?

The price and inventory of B4903 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 B4903?

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 B4903 we delivered, we will accept the replacement or return of the B4903 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 ofB4903.
(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 B4903 pin diagram, B4903 datasheet?

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

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B4903 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

TRAB4903

D# 70989668

Laird Connectivity Inc

Omnidirectional Antenna,Phantom,MNO,490-512 MHz

RoHS: Not Compliant
0

TRAB4903P

D# 70989669

Laird Connectivity Inc

Omnidirectional Antenna,Phantom,PMT,490-512 MHz MHz

RoHS: Not Compliant
0
Part Number Manufacturer Description Stock

B4903

LAIRD PLC

ANTENNA UNIT

0

ETRAB4903

LAIRD PLC

ANTENNA UNIT

0

B4903S

LAIRD PLC

ANT MOB COIL UHF 5/8 490-512MHZ

0

BB4903S

LAIRD PLC

ANT WHIP MC 5/8 490-512MHZ

0

TRAB4903

LAIRD PLC

ANTENNA UNIT

0
Part Number Manufacturer Description Stock

71AS30-01-6-02N

D# 71AS30-01-6-02N-ND

Grayhill Inc

SWITCH ROTARY 2POS 250MA 115V

0

B4903S

D# B4903S-ND

Laird Connectivity Inc

RF ANT 501MHZ WHIP STR NMO BASE

0

R3G310-BB49-03

D# R3G310-BB49-03-ND

ebm-papst

FAN IMP MTRZD 360X289.2MM 400VAC

0

8B49-03

D# 2382-8B49-03-ND

Dataforth Corporation

VOLTAGE OUTPUT MODULE

29

BB4903S

D# BB4903S-ND

Laird Connectivity Inc

RF ANT 501MHZ WHIP STR NMO BASE

0

388B49030900036

D# 480-388B49030900036-ND

Honeywell Sensing and Control

POTENTIOMETER

0

TRAB4903

D# TRAB4903-ND

Laird Connectivity Inc

RF ANT 501MHZ DOME NMO BASE MT

0

TRAB4903P

D# TRAB4903P-ND

Laird Connectivity Inc

RF ANT 501MHZ DOME N FEM PAN MT

0

B4903

D# B4903-ND

Laird Connectivity Inc

RF ANT 501MHZ WHIP STR NMO BASE

0

SCM5B49-03

D# 2382-SCM5B49-03-ND

Dataforth Corporation

VOLTAGE OUTPUT MODULE

7

ETRAB4903

D# ETRAB4903-ND

Laird Connectivity Inc

RF ANT 501MHZ WHIP STR NMO BASE

0

412-6T2

D# 412-6T2-ND

Ohmite Mfg Co

SWITCH ROTARY 6POS 50A 300V

0
Part Number Manufacturer Description Stock

R3G310-BB49-03

ebm-papst

In stock shipping within 2days

650
Part Number Manufacturer Description Stock

REB49032A

NAVY

OEM/CM QUOTES ONLY | NO BROKERS

1

REB49030

NAVY

OEM/CM QUOTES ONLY | NO BROKERS

1

REB49031B

NAVY

OEM/CM QUOTES ONLY | NO BROKERS

1

B4903SK6

S+M Components

OEM/CM QUOTES ONLY | NO BROKERS

173

REB49038

NAVY

OEM/CM QUOTES ONLY | NO BROKERS

1

REB49037

NAVY

OEM/CM QUOTES ONLY | NO BROKERS

1

REB49039

NAVY

OEM/CM QUOTES ONLY | NO BROKERS

1

REB49033

NAVY

OEM/CM QUOTES ONLY | NO BROKERS

1

REB49031A

NAVY

OEM/CM QUOTES ONLY | NO BROKERS

1

REB49036

NAVY

OEM/CM QUOTES ONLY | NO BROKERS

1

SCM5B4903

DATAFORTH

OEM/CM QUOTES ONLY | NO BROKERS

10

REB49035

NAVY

OEM/CM QUOTES ONLY | NO BROKERS

1

8B4903

DATAFORTH

OEM/CM QUOTES ONLY | NO BROKERS

38
Part Number Manufacturer Description Stock

388B49030900036

Honeywell Sensing and Control / Clarostat

OEM/CM ONLY

117
Part Number Manufacturer Description Stock

71AS30-01-6-02N

Grayhill Inc

Switch Rotary 6PDT 2 Flatted Shaft Solder Lug 0.3A 115VAC 30VDC

RoHS: Compliant
4

R3G310-BB49-03

ebm-papst

RoHS: Not Compliant
7
Part Number Manufacturer Description Stock

R3G310-BB49-03

ebm-papst

FAN IMP MTRZD 360X289.2MM 400VAC

480
Part Number Manufacturer Description Stock

MDQ-V-1/4

D# 02B4903

Eaton Bussmann

BUSS SMALL DIMENSION FUSE / Bulk

RoHS: Not Compliant
Min Qty: 4
Container: Bulk
0

C124T103K1X5CM

D# 08B4903

KEMET Corporation

Capacitor,Ceramic,10000pF,100VDC,10-% Tol,10+% Tol,X7R-TC Code,-25,15%-TC RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 200
Container: Bulk
0

C0805N180K1GSH

D# 99B4903

KEMET Corporation

18.0PF 100V

RoHS: Not Compliant
Min Qty: 25000
Container: Bulk
0

412-6T2

D# 12B4903

Ohmite Mfg Co

ROTARY SWITCH, 2 POLE, 50A/300VAC, PANEL, No. of Switch Positions:6 Position, No. of Poles:2 Pole, Angle of Throw:30°, Contact Current AC Max:50A, Contact Voltage AC Max:300V, Product Range:412 Series, Illumination:Non Illuminated RoHS Compliant: No

RoHS: Not Compliant
Min Qty: 1
Container: Bulk
4
Part Number Manufacturer Description Stock

B4903

D# NS-B4903

Laird Technologies IAS

OEM/CM ONLY

1229

ETRAB4903

D# NS-ETRAB4903

Laird Technologies IAS

OEM/CM ONLY

3836

TRAB4903

D# NS-TRAB4903

Laird Technologies IAS

OEM/CM ONLY

6858

B4903S

D# NS-B4903S

Laird Technologies IAS

OEM/CM ONLY

8976

71AS30-01-6-02N

D# NS-71AS30-01-6-02N

Grayhill Inc

OEM/CM ONLY

1687

BB4903S

D# NS-BB4903S

Laird Technologies IAS

OEM/CM ONLY

4843
Part Number Manufacturer Description Stock

R3G310-BB49-03

ebm-papst

RoHS: Not Compliant
7

71AS30-01-6-02N

Grayhill Inc

Switch Rotary 6PDT 2 Flatted Shaft Solder Lug 0.3A 115VAC 30VDC

RoHS: Compliant
4
Part Number Manufacturer Description Stock

ETRAB4903

D# ETRAB4903

LAIRD PLC

ANTENNA UNIT

RoHS: Compliant
0

TRAB4903

D# TRAB4903

LAIRD PLC

ANTENNA UNIT

RoHS: Compliant
0
Part Number Manufacturer Description Stock

ETRAB4903

D# 000000000003702147

Laird Connectivity Inc

Antennas OMNI,PHE,NMO,490-512 MHz,

0

B4903S

D# 000000000003701369

Laird Connectivity Inc

Antennas WHIP,MC,5/8,490-512M HZ,

0

BB4903S

D# 000000000003701424

Laird Connectivity Inc

Antennas WHIP,MC,5/8,490-512M HZ

0

TRAB4903P

D# 000000000003849153

Laird Connectivity Inc

Antennas OMNI,Ph,PMT,490-512 MHz

0

TRAB4903

D# 000000000003705467

Laird Connectivity Inc

Antennas OMNI,PH,MNO,490-512

0

B4903

D# 000000000003701368

Laird Connectivity Inc

Antennas WHIP,MC,5/8,490-512M HZ,

0
Part Number Manufacturer Description Stock

8B4903

DATAFORTH

OEM/CM ONLY

124

R3G310BB4903

EBM / PAPST

OEM/CM ONLY

102

B4903SK6

S+M Components

OEM/CM ONLY

166

SCM5B4903

DATAFORTH

OEM/CM ONLY

103
Part Number Manufacturer Description Stock

R3G310-BB49-03

ebm-papst

FAN IMP MTRZD 360X289.2MM 400VAC

475
Part Number Manufacturer Description Stock

C124T103K1X5CM

KEMET Corporation

Multilayer Ceramic Capacitors MLCC - Leaded CKR12BX103KM

0
Part Number Manufacturer Description Stock

R3G310-BB49-03

ebm-papst

FAN IMP MTRZD 360X289.2MM 400VAC

535

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