Matter Survey

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The Lennox Lennox L40 Smart Thermostat is a Matter device (Vendor 0x1356, Product 0x0002) with 2 endpoints.

Lennox L40 Smart Thermostat

★ ★ ★ ☆ ☆ (60%)
Lennox
Vendor ID: 4950
Product ID: 2
Seen: 14 times
Supports Binding ℹ️ Wifi
CSA Certification:
Certified Sep 24, 2025 CSA2592AMAT47228-24 v04.38.0081

What This Device Can Do

Climate
★ ★ ★ ☆ ☆ 18% of features
Controls
▶ 🌡️ Temperature setpoint v1.0 ✓
🌀 Fan speed control v1.1 ✕
Sensors
🌡️ Temperature sensor v1.0 ✕
💧 Humidity sensor v1.0 ✕
Automation & Scenes
🎬 Scenes & presets v1.3 ✕
⏰ Scheduling v1.0 ✕
Comfort & Climate
▶ 🔥 Heating v1.0 ✓
❄️ Cooling v1.0 ✕
🔄 Auto heat/cool v1.0 ✕
📌 Temperature presets v1.0 ✕
💧 Humidity control v1.1 ✕
⚠ Not available: Humidity sensor, Scheduling

Setup & Reset Info

▼
Setup: Power Cycle Reset: Power Cycle

Technical Details For developers

▼

Device Compatibility

Can provide data to: These devices have client clusters that can read from or control this device's server clusters

Thermostat (3 devices)

Aqara Climate Sensor W100 (Aqara) Eve Thermo Control (Eve Systems) Touchscreen Switch S100 (Aqara)

Spec Compliance & Feature Analysis

Comparing this device's clusters against Matter specification requirements. Shows what's implemented, what's missing, and bonus features. Note: Legacy clusters (e.g., Scenes) count as compliant when replaced by newer equivalents (Scenes Management).

Thermostat Matter 1.0 Compliant
★ ★ ★ ☆ ☆ Feature Score:
60%
Optional Not Implemented 5

Per the Matter spec, these clusters are optional. The device is compliant without them.

Energy Preference Fan Control (client) Temperature Measurement (client) Relative Humidity Measurement (client) Occupancy Sensing (client)
Bonus Features Implemented 2
Groups Thermostat User Interface Configuration
Extra (Beyond Spec) 4
Descriptor Binding Fixed Label User Label
2/2 required | 2/7 optional

Endpoints by Version

Hardware: A

SW: 04.38.0087 Latest Seen 2 endpoints

Endpoint 0

Device Types
🖥️ Root Node #22
Server Clusters (hover for details)✓ Rich data
Descriptor ✓
Descriptor
Features
✗ TagList
Attributes (9)
DeviceTypeList ServerList ClientList PartsList

✓ Actual device capabilities from telemetry

 Access Control ✓
Access Control
Features
✗ Extension ✗ ManagedDevice ✗ Auxiliary
Attributes (10)
ACL Extension SubjectsPerAccessControlEntry TargetsPerAccessControlEntry AccessControlEntriesPerFabric

✓ Actual device capabilities from telemetry

 Basic Information ✓
Basic Information
Attributes (20)
DataModelRevision VendorName VendorID ProductName ProductID NodeLabel Location HardwareVersion HardwareVersionString SoftwareVersion +5 more

✓ Actual device capabilities from telemetry

 Localization Configuration ✓
Localization Configuration
Attributes (7)
ActiveLocale SupportedLocales

✓ Actual device capabilities from telemetry

 Time Format Localization ✓
Time Format Localization
Features
✗ CalendarFormat
Attributes (6)
HourFormat

✓ Actual device capabilities from telemetry

 General Commissioning ✓
General Commissioning
Features
✗ TermsAndConditions ✗ NetworkRecovery
Accepts Commands (3)
ArmFailSafe SetRegulatoryConfig CommissioningComplete
Generates Commands (3)
ArmFailSafeResponse SetRegulatoryConfigResponse CommissioningCompleteResponse
Attributes (10)
Breadcrumb BasicCommissioningInfo RegulatoryConfig LocationCapability SupportsConcurrentConnection

✓ Actual device capabilities from telemetry

 General Diagnostics ✓
General Diagnostics
Features
✗ DataModelTest
Accepts Commands (2)
TestEventTrigger TimeSnapshot
Generates Commands (1)
TimeSnapshotResponse
Attributes (10)
NetworkInterfaces RebootCount UpTime BootReason TestEventTriggersEnabled

✓ Actual device capabilities from telemetry

 Wi-Fi Network Diagnostics ✓
Wi-Fi Network Diagnostics
Features
✓ PacketCounts ✓ ErrorCounts
Accepts Commands (1)
ResetCounts
Attributes (18)
BSSID SecurityType WiFiVersion ChannelNumber RSSI BeaconLostCount BeaconRxCount PacketMulticastRxCount PacketMulticastTxCount PacketUnicastRxCount +3 more

✓ Actual device capabilities from telemetry

 Administrator Commissioning ✓
Administrator Commissioning
Features
✓ Basic
Accepts Commands (3)
OpenCommissioningWindow OpenBasicCommissioningWindow RevokeCommissioning
Attributes (8)
WindowStatus AdminFabricIndex AdminVendorId

✓ Actual device capabilities from telemetry

 Operational Credentials ✓
Operational Credentials
Accepts Commands (8)
AttestationRequest CertificateChainRequest CSRRequest AddNOC UpdateNOC UpdateFabricLabel RemoveFabric AddTrustedRootCertificate
Generates Commands (4)
AttestationResponse CertificateChainResponse CSRResponse NOCResponse
Attributes (11)
NOCs Fabrics SupportedFabrics CommissionedFabrics TrustedRootCertificates CurrentFabricIndex

✓ Actual device capabilities from telemetry

 Group Key Management ✓
Group Key Management
Features
✗ CacheAndSync ✗ Groupcast
Accepts Commands (4)
KeySetWrite KeySetRead KeySetRemove KeySetReadAllIndices
Generates Commands (2)
KeySetReadResponse KeySetReadAllIndicesResponse
Attributes (9)
GroupKeyMap GroupTable MaxGroupsPerFabric MaxGroupKeysPerFabric

✓ Actual device capabilities from telemetry

Endpoint 1

Has Binding Cluster
Device Types
🌡️ Thermostat #769
Server Clusters (hover for details)✓ Rich data
Identify ✓
Identify
Accepts Commands (1)
Identify
Attributes (7)
IdentifyTime IdentifyType

✓ Actual device capabilities from telemetry

 Groups ✓
Groups
Features
✓ GroupNames
Accepts Commands (6)
AddGroup ViewGroup GetGroupMembership RemoveGroup RemoveAllGroups AddGroupIfIdentifying
Generates Commands (4)
AddGroup ViewGroup GetGroupMembership RemoveGroup
Attributes (6)
NameSupport

✓ Actual device capabilities from telemetry

 Descriptor ✓
Descriptor
Features
✗ TagList
Attributes (9)
DeviceTypeList ServerList ClientList PartsList

✓ Actual device capabilities from telemetry

 Binding ✓
Binding
Attributes (6)
Binding

✓ Actual device capabilities from telemetry

 Fixed Label ✓
Fixed Label
Attributes (6)
LabelList

✓ Actual device capabilities from telemetry

 User Label ✓
User Label
Attributes (6)
LabelList

✓ Actual device capabilities from telemetry

 Thermostat ✓
Thermostat
Features
✓ Heating ✗ Cooling ✓ Occupancy ✗ ScheduleConfiguration ✗ Setback ✗ AutoMode ✗ LocalTemperatureNotExposed ✗ MatterScheduleConfiguration ✗ Presets ✗ Events ✗ ThermostatSuggestions
Accepts Commands (1)
SetpointRaiseLower
Attributes (23)
LocalTemperature Occupancy AbsMinHeatSetpointLimit AbsMaxHeatSetpointLimit AbsMinCoolSetpointLimit AbsMaxCoolSetpointLimit OccupiedCoolingSetpoint OccupiedHeatingSetpoint UnoccupiedCoolingSetpoint UnoccupiedHeatingSetpoint +8 more

✓ Actual device capabilities from telemetry

 Thermostat User Interface Configuration ✓
Thermostat User Interface Configuration
Attributes (7)
TemperatureDisplayMode KeypadLockout

✓ Actual device capabilities from telemetry

Known Versions

Hardware Version Software Version Count First Seen Last Seen
A 04.38.0087 14 2026-05-22 02:38:02 2026-06-13 13:26:04
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