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Z-TZ45 RCS Z-Wave Communicating Thermostat Partner Program

  • NEW Battery Powered Design — No 'C' Wire Required
  • Runs on 2 or 4 — AA Cells OR Standard HVAC 24VAC
  • Extremely Long Life — 2 Years on 4 — AA Alkaline
  • Front Loading Battery Compartment
  • Z-Wave Compatible — Version 4.5.4
  • Supports Z-Wave FLiRS Functionality
  • USB Firmware Upgradeability
  • Standard or Heat Pump HVAC Systems
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Ordering Notes: Certified Dealers Only
MSRP Price: $238.00

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Z-TZ45 RCS Z-Wave Communicating Thermostat
Z-TZ45 RCS Z-Wave Communicating Thermostat
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Product Details

The TBZ48 is a battery powered Z-Wave wireless digital thermostat, designed to control the majority of HVAC systems. The TBZ48 contains a robust thermostat interface and is designed for use with communicating systems where remote monitoring and/or remote control are desired.


HVAC System Compatibility

  • Battery or 24V AC powered — Compatible with vast majority of Central HVAC systems
  • Central HVAC systems or separate heating/cooling systems with separate RH/RC transformers (split)
  • Standard gas/electric HVAC Systems: 2-stage heating, 2-stage cooling
  • Heat Pump HVAC Systems: 3-stage heating, 2-stage cooling
  • Fan system: Selectable for gas or electric heat systems.
  • Heat Pump Change Over valve (reversing valve): Selectable for change over with heat or change over with cool (O or B output)
  • Emergency Heat: In Heat pump mode, Emergency Heat mode is selectable from the thermostat
  • Compressor short cycle protection delay of 5 minutes (adjustable)
  • Automatic heating and cooling changeover when in Auto Mode

Wiring Requirements

  • Uses standard thermostat connections (C, RC, RH, W1,W2/O, Y1, Y2, G) - 18 AWG

Power Requirements

  • Battery or 24VAC Powered: 2 — AA or 4 — AA cells
  • Note: 24V operation requires both 24VAC (R) and 24VAC common (C) wires from the HVAC System


  • United States: FCC Compliant to CFR47, Part 15B
  • Canada: Industry Canada RSS 210, Issue 8


  • 5x 4x1

Model Number

  • TBZ48

Z-TZ45 Specifications PDF

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