La Crosse TX141TH-BCHV3 Multi-Channel Add-On Temperature and Humidity Sensor | La Crosse Technology | Wireless |

La Crosse TX141TH-BCHV3 Multi-Channel Add-On Temperature and Humidity Sensor

  • $18.00 USD
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Only 199 left!


PLEASE NOTE:  If you are not 100% SURE this sensor is compatible with your base unit, please contact us to confirm you are ordering the correct one.  YOU CANNOT GO BY MHZ. Also, if you are replacing a sensor, THE MODEL NUMBERS MUST MATCH EXACTLY!

PLEASE NOTE:  Due to our contracts with manufacturers, we are unable to sell this item to resellers.  If you are a reseller and you place an order on eBay, your order will be refunded in full and you will be blocked without notice.  

  • Indoor or Outdoor Temperature and Humidity Sensor
  • Weather Resistant


  • Temperature range: -40°F to 140°F (-40°C to 60°C)
  • Transmission range: Up to 300 feet
  • Transmission frequency: 433 MHz

Power requirements:

  • 2 "AA" Alkaline batteries (not included)


  • 1.57" L x 0.79" W x 5.12" H

Consider protecting your sensor with the Sensor Weather Shield by la Crosse, that can be found here:

PLEASE NOTE:  All non-defective returns will incur a 20% restocking fee.



Ask a Question
  • My sensor is TX141THBV2 I need replacement

    Hello.  The TX141TH-BV2 has been replaced with the TX141TH-BV3, which can be found here:

    Please note that the sensor you messaged us from IS NOT the correct replacement.

  • How to tell if remote is still funcing. TX141TH-B. Thanks. John

    Hello.  If your TX141TH-B is reporting the outside temperature to your weather station, it is working.  Just a note that you asked this question from a sensor that IS NOT a replacement for the TX141TH-B.  If you need a replacement for the TX141TH-B, it is the TX141TH-BV3, which can be found here:

  • My sensor is tx141th-b do you hav a replacent John faust

    Hello.  The replacement for the TX141TH-B sensor is the TX141TH-BV3, which can be found here:

  • My sensor is marked TX141TH-BCH will my station work with your sensor that is marked TX141TH-BCHV3? My station is C87030 and is marked with use sensor TX141TH=BCH Thanks for your help

    Hello.  Yes, your weather station does, indeed, take the TX141TH-BCHV3, which can be found here: .  The "V3" just means they are on "Version 3" of the original sensor.

  • I have a remote sensor that is no longer working. What would be the replacement for Model: TX141TH-BCH ? I have had this unit for years, love it. Great technology.

    The replacement is the TX141TH-BCHV3, which can be found on our website here:

Customer Reviews

Based on 21 reviews
william wilson

Works fine for now time will tell

Christopher Fannon
New La Crosse Sensor

The replacement temp/humidity sensor works perfectly. It was so nice to be able to continue using my existing weather station and not replace everything. Thank you.

David Gittler (gittluk-hzqasqfy)

Great instrument, easy to install, very accurate

Robert Boreman

works as advertised

Shawn Drossart

[****] Multi-Channel Add-On Temperature and Humidity Sensor

roberto gonzalez-rubio (4growgon)
works great arrived really quickly

Model is back compatible with older weather lacrosse weather station

Dan Klass

This new product is working perfectly I could not be happier.

Elizabeth A Wisgirda

product met my expectations. It was easy to sync with the host machine.

Terry Glagowski
La Crosse TX141TH-BCHV3

Works Great, but these units only last a couple or three years and need to be replaced

Jacki Wilson
Great service

Sent me the manual and told me which page to pair with the base. THANKS

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