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Home Automation (Humina)

Smart Switch Modules (Retrofit)

Wi-Fi modules that fit behind your existing switchboard and make it app and voice controlled. Made and sold by KS Enterprises, Old Bowenpally, Secunderabad. Prices as per our October 2026 price list, including GST.

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Smart Retrofit Modules: 6 products with prices (incl. GST)

LPF Smart Switch Module (16A) – 1 Switch

LPF Smart Switch Module (16A)

Retrofit smart switch module with 16A relays.

  • Power input: 240V AC, 50/60Hz.
  • Max Current Output: Up to 16A
  • Maximum Supportive Load–7.5KW (32A).
  • Incandescent lamp/Resistive Load Per Channel: 1800W
  • LED Load: 200 W or 6 Nos (whichever is higher) on each channel.
  • Inductive Load: 800W
  • Typical standby power: <0.8W.
  • Surge Protection: 2.5KV(Tested Upto 4KV)
Code:
RET001

₹4,328incl. GST

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LPF HD Module 25A

LPF HD Module 25A

Heavy-duty 25A module for ACs, geysers and other high loads.

  • Input voltage: 240V AC, 50/60Hz.
  • Max Current Output: 25A
  • Maximum Resistive Load: 4000W
  • Maximum Inductive Load: 2000W
  • Max standby power: <0.8W.
  • Surge Protection: 2.5KV(Tested Upto 4KV)
  • Dimensions- Height:52mm Width:16mm Length:56mm
Code:
RET006

₹4,480incl. GST

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NEXA Smart Switch Module (10A) – 1 Switch

NEXA Smart Switch Module (10A)

Retrofit smart switch module with 10A relays.

  • Power input: 240V AC, 50/60Hz.
  • Maximum Supportive Load–7.5KW (32A).
  • Incandescent lamp/Resistive Load Per Channel: 800W
  • LED Load: 120W or 6 Nos(whichever is higher) on each channel.
  • Inductive Load: 400W
  • Typical standby power: <0.8W
  • Surge Protection: 2.5KV(Tested Upto 4KV)
  • Dimensions- Height:40mm Width:25mm Length:56mm
Code:
RET007

₹2,288incl. GST

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NEXA HD Switch 25A – With power monitoring

NEXA HD Switch 25A

Heavy-duty 25A smart switch, with or without energy monitoring.

  • Power Input: 240V AC, 50/60Hz.
  • Max Current Output: 25A
  • Maximum Resistive Load: 4000W
  • Maximum Inductive Load: 2000W
  • Max standby power: <0.8W.
  • Power measurement accuracy: ±5%.
  • Operating temperature: 0°C to 70°C
  • Energy Monitoring: Yes, Class II
Code:
RET013

₹5,256incl. GST

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NEXA Switch + Fan Dimmer Module – 2 Switch + 1 Fan

NEXA Switch + Fan Dimmer Module

Smart switch module with a fan regulator (dimmer levels 0 to 4).

  • Power input: 240V AC, 50/60Hz.
  • Dimmer Levels: 0 to 4
  • Incandescent lamp/Resistive Load Per Channel: 800W
  • LED Load: 120W or 4 Nos(whichever is higher)
  • Inductive Load: 400W
  • Typical standby power: <0.8W.
  • Operating distance from Wi-Fi router: up to 30 meters*.
  • No of Channels: 5(4+1) , 3(2+1)
Code:
RET015

₹7,204incl. GST

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Pulse / Curtain Controller

Pulse / Curtain Controller

Controller for curtain and gate motors (signal wires only).

  • Power input: 240V AC, 50/60Hz.
  • Disclaimer: Attach only signal wires of curtain/gate motor to device
  • Typical standby power: <0.8W.
  • Operating distance from Wi-Fi router: up to 30 meters*. (depending upon router and its placement)
  • Operating temperature: 0°C to 70°C
  • Dimensions- Height:40mm Width:25mm Length:77mm
Code:
RET017

₹5,004incl. GST

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Full price table: every option in one list
Smart Retrofit Modules prices at KS Enterprises, Hyderabad (October 2026 price list)
ProductOptionPrice (incl. GST)
LPF Smart Switch Module (16A)1 Switch · RET001 · Inductive Load: 800W₹4,328
LPF Smart Switch Module (16A)2 Switch · RET002 · Inductive Load: 800W₹4,952
LPF Smart Switch Module (16A)4 Switch · RET003 · Inductive Load: 800W₹7,092
LPF Smart Switch Module (16A)6 Switch · RET004 · Inductive Load: 800W₹8,340
LPF HD Module 25A– · RET006 · Max Current Output: 25A₹4,480
NEXA Smart Switch Module (10A)1 Switch · RET007 · Inductive Load: 400W₹2,288
NEXA Smart Switch Module (10A)2 Switch · RET008 · Inductive Load: 400W₹2,672
NEXA Smart Switch Module (10A)3 Switch · RET009 · Inductive Load: 400W₹2,968
NEXA Smart Switch Module (10A)5 Switch · RET010 · Inductive Load: 400W₹4,324
NEXA Smart Switch Module (10A)1 Switch + 1 Fan · RET011 · Inductive Load: 400W₹2,968
NEXA HD Switch 25AWith power monitoring · RET013 · Max Current Output: 25A₹5,256
NEXA HD Switch 25AStandard · RET014 · Max Current Output: 25A₹4,660
NEXA Switch + Fan Dimmer Module2 Switch + 1 Fan · RET015 · Dimmer Levels: 0 to 4, Inductive Load: 400W₹7,204
NEXA Switch + Fan Dimmer Module4 Switch + 1 Fan · RET016 · Dimmer Levels: 0 to 4, Inductive Load: 400W₹8,052
Pulse / Curtain Controller– · RET017₹5,004
Download humina smart home price list (PDF, 1.2 MB)

Smart Retrofit Modules: common questions

What is the price of smart retrofit modules in Hyderabad?

At KS Enterprises, prices for smart retrofit modules range from ₹2,288 to ₹8,340 across 6 models and 15 options, as per our October 2026 price list. Prices include GST. By product: LPF Smart Switch Module (16A) ₹4,328 to ₹8,340; LPF HD Module 25A ₹4,480; NEXA Smart Switch Module (10A) ₹2,288 to ₹4,324; NEXA HD Switch 25A ₹4,660 to ₹5,256; NEXA Switch + Fan Dimmer Module ₹7,204 to ₹8,052; Pulse / Curtain Controller ₹5,004. The exact price depends on the model and option you choose.

Where can I buy smart retrofit modules in Hyderabad?

KS Enterprises makes and supplies smart retrofit modules from Old Bowenpally, Secunderabad, across Hyderabad and Secunderabad, and our team can install them. Visit our shop (Monday to Saturday, 10:00 AM to 8:00 PM) to see our lights and Humina switches, or call or WhatsApp +91 95505 23999 for stock and a quote.

Planning and installation

Home automation in HyderabadSmart switches in HyderabadAlexa home automation in HyderabadGuide: Home Automation Cost in Hyderabad: What Decides the PriceGuide: Retrofit Smart Switches vs Rewiring: Which Is Right for YouGuide: New Home in Hyderabad? Smart Home & Lighting Checklist

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