Sensi ST25 Lite Smart Thermostat, Programmable, WiFi, Easy DIY, Works With Alexa, ENERGY STAR Certified, , Most Systems C-Wire Not Required, C-Wire needed with Heat/Cool Only & Heat Pump System –

Product's Documents

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User Manual

Installation Instruction

File type: PDF

File name: 42050175_st25.pdf

File Language: English

Pages: 1

Author: Sensi

Published: 2026-06-08

Updated: 2026-06-08

Source: Directly manufacturer

Brand: Sensi

Model: ST25

Product Dimensions: 0.88"D x 5.07"W x 3.13"H

Item Dimensions D x W x H: 0.88"D x 5.07"W x 3.13"H

Item Weight: 0.3 Pounds

Controller Type: Amazon Alexa, Google Assistant, Hand Control, SmartThings

Control Method: App, Touch, Voice

Special Feature: Data Privacy, Easy DIY Install, Energy Savings, Programmable

Additional Features: Data Privacy, Easy DIY Install, Energy Savings, Programmable

Temperature Control Type: Automatic or Programmable

Manufacturer Part Number: ST25

Connectivity Technology: Wi Fi

Connectivity Protocol: Wi Fi

Power Source: Battery or C wire

Voltage: 24 Volts

Number of Batteries: 2 AAA batteries required.

Display Type: LCD