Havells Smart Wi-Fi 4-Node Retrofit Module for Existing Switchboards vs Aqara Zigbee Motion & Light Sensor P1 (MS-S02)
What separates them
These two differ on 8 recorded specifications. The Havells Smart Wi-Fi 4-Node Retrofit Module for Existing Switchboards is ₹291 dearer.
Havells Smart Wi-Fi 4-Node Retrofit Module for Existing Switchboards vs Aqara Zigbee Motion & Light Sensor P1 (MS-S02)
Havells
Havells Smart Wi-Fi 4-Node Retrofit Module for Existing Switchboards
₹2,790
Four circuits made smart for Rs2,790 works out cheaper per point than replacing switches or bulbs individually, and it keeps the wall switches your family already knows how to use.
Full details →Aqara
Aqara Zigbee Motion & Light Sensor P1 (MS-S02)
₹2,499
The configurable detection interval is what separates this from cheaper PIR sensors: most are locked to roughly a minute of cooldown, which makes them useless for lighting a corridor you walk back down thirty seconds later.
Full details →Who the Havells Smart Wi-Fi 4-Node Retrofit Module for Existing Switchboards is for
Buy it if: Anyone with a modern switchboard that has a neutral wire and four circuits worth automating at once.
Avoid it if: Anyone in an older building with no neutral at the switch -- a no-neutral Zigbee module is the alternative.
Who the Aqara Zigbee Motion & Light Sensor P1 is for
Buy it if: Anyone running a Zigbee hub who wants motion-triggered lighting that does not fire in daylight.
Avoid it if: Anyone without a Zigbee hub, and anyone needing outdoor placement -- this is IP20.
Specifications, side by side
8 of 18 rows differ. Differences first.
| Specification | Havells Smart Wi-Fi 4-Node Retrofit Module for Existing Switchboards | Aqara Zigbee Motion & Light Sensor P1 |
|---|---|---|
| Price | ₹2,790 | ₹2,499 |
| Battery life | Not applicable, mains powered | Up to 5 years |
| Hub required | No -- Connects directly to the router | Yes -- Requires an Aqara hub, SmartThings, Home Assistant or another Zigbee coordinator |
| Local control | Partial. The existing physical switches keep working normally; app and voice control require internet | Yes. Motion events and hub-side automations run with no internet connection |
| Power source | Mains, wired inside the switchboard | CR2450 coin cell |
| Protocol | Wi-Fi 2.4 GHz | Zigbee 3.0 |
| Warranty | 1 Year Manufacturer Warranty | 1 Year Official Brand Warranty |
| Weather rating | IP20, enclosed in the switchbox | IP20, indoor use only |
| Works with | Amazon Alexa, Google Home, Havells Smart app | Apple Home, Alexa, Google Home and Home Assistant via the hub |
| Channels | 4 independent | not published |
| Detection interval | not published | Configurable from 1 to 200 seconds |
| Detection range | not published | Up to 7 metres |
| Field of view | not published | 170 degrees |
| Installation | Behind the switch plate, licensed electrician recommended | not published |
| Light sensor | not published | Built in, 0 to 83,000 lux |
| Load per channel | Up to 5 A | not published |
| Neutral wire | Required -- will not work in boards wired without a neutral at the switch | not published |
| Physical switches | Existing switches continue to work in parallel | not published |
| Size | not published | 30 x 30 x 32 mm |
Every row is a figure one or both products record. A blank is a figure the catalogue does not hold, not a zero.