Name: WF121-E-V2
Brand: Silicon Labs
SKU: WF121-E-V2
Availability: InStock
Rating: 5 (183 reviews)

WF121-E-V2

For Reference Only

Part Number	WF121-E-V2
Manufacturer	Silicon Labs
Description	WIFI MODULE U.FL ANTENNA
Datasheet	WF121-E-V2 Specifications
Package	Module
ECAD
In Stock	17,088 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	Apr 30 - May 5 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # WF121-E-V2 (RF Transceiver Modules) is manufactured by Silicon Labs 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 WF121-E-V2 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add WF121-E-V2 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of WF121-E-V2.

WF121-E-V2 Specifications

Manufacturer	Silicon Labs
Category	RF/IF and RFID - RF Transceiver Modules
Package	Module
ECAD
Series	-
RF Family/Standard	WiFi
Protocol	802.11b/g/n
Modulation	-
Frequency	2.4GHz
Data Rate	72.2Mbps
Power - Output	17dBm
Sensitivity	-97dBm
Serial Interfaces	SPI, UART, USB
Antenna Type	Not Included, U.FL
Memory Size	512kB Flash, 128kB SRAM
Voltage - Supply	2.3 V ~ 3.6 V
Current - Receiving	68mA
Current - Transmitting	68mA
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 85°C
Package / Case	Module

WF121-E-V2 Reviews

Yadi*****ackson

April 8, 2023

★ ★ ★ ★ ★

Work Great. Would recommend. Only used 2. So I have 248 extras. Best deal by far that's why I got these.

Emmi*****bbard

March 29, 2023

★ ★ ★ ★ ★

Very good and very fast . 100% safe company

Cas*****l Som

March 9, 2023

★ ★ ★ ★ ★

FAST POSTING TOP CONDITION RECORD HAVE A GREAT CHRISTMAS

Anso*****wman

March 8, 2023

★ ★ ★ ★ ★

Better than ever - more stock, better prices, quicker shipments, many choices of payment.

Ran*****Haley

March 5, 2023

★ ★ ★ ★ ★

So easy to do business with Heisener and they generally have stock on the items we need.

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WF121-E-V2 Packaging

WF121-E-V2 FAQ

1. How to order WF121-E-V2 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 WF121-E-V2 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the WF121-E-V2. All suppliers must pass our qualification reviews before they can publish their products including WF121-E-V2 on Heisener; we pay more attention to the channels and quality of WF121-E-V2 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the WF121-E-V2 price and inventory displayed accurate?

The price and inventory of WF121-E-V2 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 WF121-E-V2?

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 WF121-E-V2 we delivered, we will accept the replacement or return of the WF121-E-V2 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 WF121-E-V2.

(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 WF121-E-V2 pin diagram, WF121-E-V2 datasheet?

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

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WF121-E-V2 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

WF121-E-V2C

D# V36:1790_06538496

Silicon Laboratories Inc

WIFI MODIULE, 802.11 B/G/N, IN

RoHS: Compliant

WF121-E-V2

D# V79:2366_24019535

Silicon Laboratories Inc

Module 802.11b/g/n 2.472GHz 11000Kbps 55-Pin T/R

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

WF121-E-V2C

D# 336-4957-ND

Silicon Laboratories Inc

RX TXRX MODULE SURFACE MOUNT

WF121-E-V2

D# 1446-1034-1-ND

Silicon Laboratories Inc

RX TXRX MODULE WIFI U.FL SMD

1096

Part Number

Manufacturer

Description

Stock

WF121-E-V2

D# 2930657

Silicon Laboratories Inc

WI-FI MODULE, I2C/SPI/UART/USB, 2.4GHZ

RoHS: Compliant

Min Qty: 1

Container: Each

126

Part Number

Manufacturer

Description

Stock

WF121EV2

Silicon Laboratories Inc

OEM/CM QUOTES ONLY | NO BROKERS

580

WF121EV2C

Silicon Laboratories Inc

OEM/CM QUOTES ONLY | NO BROKERS

119

Part Number	Manufacturer	Description	Stock
WF121-E D# 603-WF121-E	Silicon Laboratories Inc	WiFi Modules (802.11) 802.11 b/g/n TCP/IP Module w/ Ufl Ant RoHS: Compliant	148
WF121-E-V2C D# 634-WF121-E-V2C	Silicon Laboratories Inc	WiFi Modules (802.11) WiFi modiule, 802.11 B/G/N, Integrated TCP/IP stack, u.fl antenna connector RoHS: Compliant	93
WF121-E-V2 D# 634-WF121-E-V2	Silicon Laboratories Inc	WiFi Modules (802.11) WiFi modiule, 802.11 B/G/N, Integrated TCP/IP stack, u.fl antenna connector RoHS: Compliant	84

Part Number

Manufacturer

Description

Stock

WF121-E-V2

D# 75AC3532

Silicon Laboratories Inc

WI-FI MODULE, I2C/SPI/UART/USB, 2.4GHZ, Frequency RF:2.4GHz, Module Interface:I2C, SPI, UART, USB, Module Applications:Portable Handheld/Navigation Devices, PoS Terminals, RFID & Laser Scanners, Wireless Cameras, Product Range:-, RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Bulk

126

Part Number

Manufacturer

Description

Stock

WF121EV2

Silicon Laboratories Inc

OEM/CM ONLY

Part Number

Manufacturer

Description

Stock

WF121-E-V2C

Silicon Laboratories Inc

WiFi modiule, 802.11 B/G/N, Integrated TCP/IP stack, u.fl antenna connector

WF121-E-V2

Silicon Laboratories Inc

WF121, w/TCP/IP, u.fl connector

Part Number

Manufacturer

Description

Stock

WF121-E-V2C

D# 53038790

Silicon Laboratories Inc

WIFI MODIULE, 802.11 B/G/N, IN

RoHS: Compliant

WF121-E-V2

D# 35869645

Silicon Laboratories Inc

Module 802.11b/g/n 2.472GHz 11000Kbps 55-Pin T/R

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

WF121-E-V2

D# 2930657

Silicon Laboratories Inc

WI-FI MODULE, I2C/SPI/UART/USB, 2.4GHZ

RoHS: Compliant

Min Qty: 1

Container: Each

126

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WF121-E-V2

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