Thermostatic Radiator Valve (AC301-1) manual for Z-Wave

The following is an overview of the user manual for the Z-Wave product Thermostatic Radiator Valve (AC301-1)from Everspring. To view other Z-Wave products and manuals from Everspring follow that link.

  1. Overview
  2. Security
  3. Features
  4. Installation instructions


Thermostatic Radiator Valve
SKU Code
Thermostatic Radiator Valves (TRVs) sense the air temperature around them and regulate the flow of water through the radiator which they are fitted to.

They can be set at a level that gives you the room temperature you want. These settings may have to be different in each room, and you can set the TRVs to suit each room and then leave them to do their job.

The device can be set temperature by manual or by gateway.

Main Feature:
• Comply with S2 security and SmartStart solution
• Manual/remote setting of desired temperature
• Heat Mode and Energy Heat Mode
• Manual override the preset settings
• Open window detection
• Frost protection
• Child lock protection
• Low battery indication
• OTA function
• Decalc function
Version #
HW: 1 FW: 1.01:00.00 was the version certified
Certification #
Z-Wave Version


As a Z-Wave Plus certified product, Thermostatic Radiator Valve supports Z-Wave S2 security. The following security modes are directly supported:

  • S2 Authenticated
  • S2 Unauthenticated


Everspring describes Thermostatic Radiator Valve as having the following features:

  • Battery Quantity
  • Battery powered using 1.5V AA Battery batteries
  • Color
  • Firmware updatable via a compatible Z-Wave gateway
  • Thermostat HVAC Systems Supported
  • Thermostat Modes
  • Thermostat Power Source
  • FLiRS capable
  • Supports Network Wide Inclusion
  • Supports Z-Wave Explorer Frames
  • Supports Z-Wave SmartStart allowing you to setup the product simply by scanning its QR code via

Installation instructions

SmartStart location

SmartStart QR code's location as follows: If you are connecting this unit to a Z-Wave Controller that utilizes the S2 security protocol, you may be asked by your controller to enter a 5 digit Device Specific Key (DSK) that is unique to each unit. This can be found in one of two places:
- on the QR code label on the back of the unit
- on the insert card inside the packaging

1. Put the Z-Wave Controller into inclusion mode.
2. Press the P button 3 times within 1.5 seconds to put the unit into inclusion mode.

1. Put the Z-Wave Controller into exclusion mode.
2. Press the P button 3 times within 1.5 seconds to put the unit into exclusion mode.

Factory reset Thermostatic Radiator Valve

1. Press the P button 3 times within 1.5 seconds to put the unit into exclusion mode.
2. Within 1 second of step 1, press the button P again and hold for 5 seconds.
3. Node ID is excluded. The device reverts to factory default state.
((This procedure should only be used when the controller is inoperable.))


Please note that this is a user manual Thermostatic Radiator Valve from Everspring is provided as is and without warranty; all information contained herein is provided by the manufacturer or the certifying body. The information provided is for reference only and is not intended to be used as a substitute for professional advice. only warrants and is only able to support products purchased directly from us. If you have Thermostatic Radiator Valve and have not purchased it from us, please contact the manufacturer directly with any further questions you may have.