Wireless Basic Gen 2 Duct Temperature Sensor

  • Part #:RFB-0227-2
  • Weight:0.7 oz
  • Availability: In Stock

Price: $126.00
Price: $170.10


This Basic Gen2 900MHz Duct Temperature Sensor uses a NTC type thermistor probe with an 8' UL listed plenum cable to accurately measure temperatures in duct work, while maintaining a sealed environment. Can be easily installed and mounted for long term use.


  • Superior Wireless Range 1,200+ ft non-line-of-sight through 12+ walls*
  • 4” wire antenna
  • At 1 hour heartbeat setting, coin cell battery will last ~ 1-2 Years**
  • Encrypt-RF® Security (256-bit key exchange and AES-128 CTR) 
  • FCC and IC certified
  • The software also has multilevel passwords and the highest level encryption to meet 21CFR part 11 compliance
  • User defined thresholds for alerts and notifications
  • Mounting Tape & Mounting screws included
  • ABS Enclosure



Replaceable 3.0V (CR2032) Coin Cell Battery

Operating Temperature Range (board circuitry and coin cell)

-7° to +60°C (+20° to +140°F)

Optimal Battery Temperature Range (coin cell)

+10°C to +50°C (+50°F to +122°F)

NTC Thermistor Probe with 8' UL plenum cable Operating Temperature

-40C° to +150°C (-40° to +302°F)

Sensor Accuracy

+/- 1°C (1.8°F) - Can be calibrated to +/- 0.25°C by Scigiene

Supply Voltage 

2.0-3.8 VDC***

Integrated Memory

Up to 3200 Sensor Messages


1.775” x 1.040” x 0.785”

Additional Information

* Actual range may vary depending on environment

** Battery life is determined by sensor reporting frequency and other variables

*** Hardware cannot withstand negative voltage. Please take care when connecting a power device. 

Technical Information

Required Accessories

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