Installation Checklist
3 min read
Updated February 1, 2026
Installation Checklist
Use this checklist to ensure a successful Mysa for Baseboards installation.
Before You Start
| ✓ | Task |
|---|---|
| ☐ | Confirm you have an existing wall thermostat (not a dial on the heater) |
| ☐ | Check local building codes — some regions require a licensed electrician |
| ☐ | Verify your heater is compatible (Mysa Compatibility Checker) |
| ☐ | Note your heater's voltage (120V or 240V) and wattage |
| ☐ | Download the Mysa app (App Store or Google Play) |
| ☐ | Create a Mysa account |
| ☐ | Have your Wi-Fi network name and password ready (2.4 GHz) |
☐
TaskConfirm you have an existing wall thermostat (not a dial on the heater)
☐
TaskCheck local building codes — some regions require a licensed electrician
☐
TaskVerify your heater is compatible (Mysa Compatibility Checker)
☐
TaskNote your heater's voltage (120V or 240V) and wattage
☐
TaskDownload the Mysa app (App Store or Google Play)
☐
TaskCreate a Mysa account
☐
TaskHave your Wi-Fi network name and password ready (2.4 GHz)
Tools Ready
| ✓ | Item |
|---|---|
| ☐ | Medium Phillips screwdriver |
| ☐ | Voltage tester |
| ☐ | Wire strippers (if needed) |
| ☐ | Smartphone with Mysa app |
☐
ItemMedium Phillips screwdriver
☐
ItemVoltage tester
☐
ItemWire strippers (if needed)
☐
ItemSmartphone with Mysa app
Installation Steps
| ✓ | Step |
|---|---|
| ☐ | Turn off power at the circuit breaker |
| ☐ | Verify power is off with a voltage tester |
| ☐ | Take a photo of existing thermostat wiring |
| ☐ | Verify 4+ wires in gang box (check for tucked wires if only 2 visible) |
| ☐ | Disconnect and remove old thermostat |
| ☐ | Mount Mysa base plate to gang box |
| ☐ | Connect wires to Mysa terminals (L1, L2/N, Load) |
| ☐ | Confirm all wire connections are secure |
| ☐ | Attach thermostat to base plate (click into place) |
| ☐ | Restore power at breaker |
| ☐ | Confirm thermostat display turns on |
☐
StepTurn off power at the circuit breaker
☐
StepVerify power is off with a voltage tester
☐
StepTake a photo of existing thermostat wiring
☐
StepVerify 4+ wires in gang box (check for tucked wires if only 2 visible)
☐
StepDisconnect and remove old thermostat
☐
StepMount Mysa base plate to gang box
☐
StepConnect wires to Mysa terminals (L1, L2/N, Load)
☐
StepConfirm all wire connections are secure
☐
StepAttach thermostat to base plate (click into place)
☐
StepRestore power at breaker
☐
StepConfirm thermostat display turns on
App Setup
| ✓ | Step |
|---|---|
| ☐ | Open Mysa app and sign in |
| ☐ | Tap Add Mysa and select Mysa for Baseboards |
| ☐ | Stand within 1–2 meters of thermostat |
| ☐ | Connect via Bluetooth (V2/Lite) or Wi-Fi (V1) |
| ☐ | Connect to your 2.4 GHz Wi-Fi network |
| ☐ | Select your heater type (Baseboard, Fan-forced, or Radiant) |
| ☐ | Name your thermostat |
| ☐ | Complete any firmware updates |
☐
StepOpen Mysa app and sign in
☐
StepTap Add Mysa and select Mysa for Baseboards
☐
StepStand within 1–2 meters of thermostat
☐
StepConnect via Bluetooth (V2/Lite) or Wi-Fi (V1)
☐
StepConnect to your 2.4 GHz Wi-Fi network
☐
StepSelect your heater type (Baseboard, Fan-forced, or Radiant)
☐
StepName your thermostat
☐
StepComplete any firmware updates
Final Verification
| ✓ | Check |
|---|---|
| ☐ | Thermostat shows current room temperature |
| ☐ | Thermostat shows Online in app |
| ☐ | Raise setpoint — heater turns on |
| ☐ | Lower setpoint — heater turns off |
| ☐ | No error codes displayed |
☐
CheckThermostat shows current room temperature
☐
CheckThermostat shows Online in app
☐
CheckRaise setpoint — heater turns on
☐
CheckLower setpoint — heater turns off
☐
CheckNo error codes displayed
Quick Reference
Wiring (240V):
- L1 ← Hot wire 1
- L2/N ← Hot wire 2
- Load → To heater
Wiring (120V):
- L1 ← Hot (black)
- L2/N ← Neutral (white)
- Load → To heater
Specifications:
- Max: 3800W / 16A at 240V
- Max: 1900W / 16A at 120V
- Min load: 0.3A (V2 only)
Reboot:
- Soft: Hold up + down 10 seconds
- Hard: Breaker off 30 seconds, then on
Need Help?
Installation: install@getmysa.com
General support: support@getmysa.com