Loading...
Blog & Whitepapers
Notes from the engineering team
Technical writing, whitepapers, setup guides and the occasional rant about wiring a smart home for Indian voltage conditions.
26 Oct 2026 4 minOne Tap at the Machine: Building TapIn with a Tiruppur Garment Factory
How a Tiruppur garment manufacturer and Nexomatic built TapIn, an NFC card-tap terminal that records attendance, bundle movement and QC verdicts at every sewing station and pushes them straight into the factory's ERP.
Read whitepaper
3 Oct 2026 2 minWired vs Wireless Water Level Controller: Which One for Your Tank?
A wired water level controller runs a cable from the tank to the pump; a wireless one does not. Where each makes sense, what fails first, and when a solar sensor is worth it.
Read whitepaper
3 Oct 2026 3 minதண்ணீர் தொட்டி மோட்டார் ஆட்டோ கண்ட்ரோலர்: எப்படி வேலை செய்கிறது, எந்த கிட் வாங்குவது
தொட்டி காலியானால் மோட்டாரைத் தானாக ஓட்டி, நிரம்பியதும் தானாக நிறுத்தும் கண்ட்ரோலர் எப்படி வேலை செய்கிறது, சென்சார், மின்சாரம், மோட்டார் கட்டுப்பாடு ஆகியவற்றை வைத்து உங்கள் வீட்டுக்கு ஏற்ற AquaPilot கிட்டை எப்படித் தேர்ந்தெடுப்பது என்பதற்கான எளிய வழிகாட்டி.
Read whitepaper- 3 Oct 2026 3 min
Water Level Controller Price in Tamil Nadu (2026)
What an automatic water level controller costs in Tamil Nadu in 2026: the price of each type, what you pay for, what installation adds, and the four AquaPilot kits with their prices including GST.
Read whitepaper 
3 Oct 2026 5 minTracking Your TNEB Bill with a Smart Breaker and Energy Meter
A TNEB bill is decided by the units you use over a two-month cycle, and by whether you cross 500. A smart breaker with per-circuit metering shows which circuit is spending the units while the cycle is still running, so you can act before the slab changes. How the slabs work, what a metered breaker measures, and how to set it up.
Read whitepaper- 3 Oct 2026 3 min
How to Stop Overhead Tank Overflow (and Save the Pump)
Why overhead tanks overflow, what a float switch, an overflow alarm and an automatic controller each actually do, and how to choose the one that stops the water instead of just telling you about it.
Read whitepaper 
3 Oct 2026 5 minGate Automation Cost in Coimbatore: What Decides the Price
Why two automatic gate quotes for the same street can differ so much: sliding vs swing, gate weight, single or double leaf, battery backup, safety beams and the accessories you add. What Nexomatic installs, and why we quote after seeing the gate.
Read whitepaper- 3 Oct 2026 2 min
Float vs Ultrasonic vs Radar: Choosing a Water Level Sensor
The four kinds of water tank level sensor — float switches, steel probes, ultrasonic and radar — compared on accuracy, what fails, and which suits an Indian overhead tank or sump.
Read whitepaper - 3 Oct 2026 3 min
Installed and Running: Freezer Control at a Cold Storage in Coimbatore
A cold storage in Coimbatore has run its freezers on Nexomatic since July 2026: 10 devices, every freezer on its own metered smart breaker, the compressor schedule running on a local hub, and phone alerts when a freezer loses power or never stops. What was installed, how it works, and what the owner sees.
Read whitepaper 
3 Oct 2026 4 minHome CCTV Without a Cloud Subscription: Local Recording vs Cloud
Do you need a monthly cloud plan to watch your home cameras from your phone? No. How local recording and cloud recording differ, what each costs you over time, where each one fails, and how to keep recordings at home while still viewing them from anywhere.
Read whitepaper
10 Aug 2026 5 minElectricity Slab Tariffs by State: How to Read Your Bill and Predict It
TNEB, BESCOM, KSEB, MSEDCL, TGSPDCL, APSPDCL — almost every Indian state bills domestic supply in slabs, but the boundaries, the rates and even the length of the billing cycle differ. Here is how to read your own bill, work out where the cliff sits for you, and set a smart home up to warn you before you cross it.
Read whitepaper
17 May 2026 9 minWhat Nexomatic Actually Does — A Feature Tour for Indian Homes
A real walkthrough of Nexomatic's features, organised by what you'd use them for: saving on your TNEB bill, staying in control when the WiFi dies, caring for elderly parents without wearables, smoke safety, and family-friendly control without forcing everyone to learn the app.
Read whitepaper- 17 May 2026 10 min
TNEB & State Slab Tariffs: How Bill Prediction Saves Money
Almost every state electricity board in India bills domestic supply in slabs — every unit after the next boundary costs noticeably more than every unit before it. A smart home that knows where you are in your billing cycle can warn you days before you cross. The math, the mechanism, a worked TNEB example, and how the same thing works on BESCOM, KSEB, MSEDCL and any other state tariff.
Read whitepaper 
17 May 2026 9 minSmart Home Automation Cost in India (2026) — An Honest Breakdown
How much does a smart home actually cost in India in 2026? A component-level breakdown by home size (1BHK, 2BHK, 3BHK, villa), what drives the price, where people overspend, the ROI math, and how to phase your buying so you don't pay for things you won't use.
Read whitepaper
17 May 2026 9 minInstalling Nexomatic Pro8 in a 2BHK — Setup Guide for Indian Homes
A practical, India-specific guide to installing SmartHome Pro8 in a 2BHK apartment. Channel planning, parts checklist, what your electrician needs to know, app pairing, scene setup, and verification — start to finish in under 3 hours.
Read whitepaper
1 May 2026 11 minClosing the Disaggregation Gap in Digital Metering
A whitepaper on appliance-level energy visibility for the connected home. Why bulk-meter NILM hits 70-85% accuracy on inverter ACs and BLDC fans, and how hardware-verified per-appliance metering gives utilities and DR platforms the ground truth they actually need.
Read whitepaper