Zen Zigbee Thermostat — Full Specifications

Full specification sheet for the Zen Zigbee Thermostat — an LED-matrix touch-interface thermostat with a magnetic wall-mount bracket, supporting multi-stage HVAC systems and Zigbee (HA 1.2) connectivity for smart home integration.

Design

• Display: LED matrix with touch interface
• Wall Mounting: Mounting bracket with magnetic connection to main body
• Colors: White body with white display, or black body with white display

System Control

• Temperature Control Modes: Cool, Heat, Auto, and Emergency Heat
• Fan Modes: 1, 2, or 3-stage fan systems, with Auto Fan mode
• Temperature Adjustment: 1°F or 0.5°C increments

HVAC System Compatibility

• Heating System Types: Forced air, heat pump, gas, electric, millivolt, hydronic
• Heating Stages: 1 or 2, plus Emergency Heat
• Cooling System Types: Heat pump, evaporative, hydronic
• Cooling Stages: 1 or 2
• Heat Pump Support: Two-stage reversible heat pump, with auxiliary/emergency heat

Connectivity

• Wireless Protocol: Zigbee (HA 1.2)
• Firmware Upgrade: Over-the-air (OTA)

Setup & Installation

• HVAC System Rating: 24V AC (nominal), 2A max per relay
• Battery Life: 2 years on 4x AA alkaline batteries with typical use; continuous operation if a C-wire is connected
• Installation: Paper-based quick-start guide plus web-based system setup and wiring guide
• Display Language: English, French, Spanish
• Package Contents: Zen Thermostat, 4x AA batteries, mounting hardware, and instruction manual