---
product_id: 319408694
title: "ESI - Energy Saving Innovation Controls ESRTM Mechanical Room Thermostat"
brand: "witpoce"
price: "₨17588"
currency: LKR
in_stock: true
category: "Witpoce"
url: https://www.desertcart.lk/products/319408694-esi-energy-saving-innovation-controls-esrtm-mechanical-room-thermostat
store_origin: LK
region: Sri Lanka
---

# Quick 2-wire install Adjustable 10-30°C dial Volt-free contacts ESI - Energy Saving Innovation Controls ESRTM Mechanical Room Thermostat

**Brand:** witpoce
**Price:** ₨17588
**Availability:** ✅ In Stock

## Summary

> 🔥 Upgrade your comfort game with effortless control!

## Quick Answers

- **What is this?** ESI - Energy Saving Innovation Controls ESRTM Mechanical Room Thermostat by witpoce
- **How much does it cost?** ₨17588 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/319408694-esi-energy-saving-innovation-controls-esrtm-mechanical-room-thermostat)

## Best For

- witpoce enthusiasts

## Why This Product

- Trusted witpoce brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Durable & Dependable:** Built to last with double insulation and robust mechanical design for years of reliable service.
- • **Clear, Intuitive Dial:** Large, easy-to-read analog dial lets you dial in your perfect temperature with audible feedback.
- • **Effortless 2-Wire Setup:** Streamline your installation with a quick, no-fuss 2-wire connection—perfect for upgrades or new builds.
- • **Ideal Replacement Solution:** Fits standard back plates for a hassle-free swap, upgrading any 2-wire thermostat instantly.
- • **Universal Volt-Free Compatibility:** Seamlessly integrates with combination or standard boilers for versatile HVAC control.

## Overview

The ESI ESRTM Mechanical Room Thermostat offers a reliable, easy-to-install 2-wire solution with volt-free contacts and a clear adjustable dial, making it the perfect, durable replacement for any standard boiler system thermostat.

## Description

Buy ESI - Energy Saving Innovation Controls ESRTM Mechanical Room Thermostat online on desertcart.ae at best prices. ✓ Fast and free shipping ✓ free returns ✓ cash on delivery available on eligible purchase.

## Features

- quick 2 wire installation with volt free contacts and easy fit back plate
- reliable, simple and durable traditional product with large, clear adjustable dial
- exceptional value and an ideal replacement for any 2 wire thermostat or new build

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | ESI - Energy Saving Innovation Controls Ltd |
| Part number | ESRTM |
| Item Weight | 180 g |
| Product Dimensions | 11.8 x 9.8 x 4.8 cm; 180 g |
| Item model number | ESRTM |
| Color | Clear |
| Style | Modern |
| Shape | Square |
| Power source type | Corded Electric |
| Voltage | 230 Volts |
| Item Package Quantity | 1 |
| Display Style | Analog |
| Plug Profile | Surface Mount |
| Special Features | Temperature Display |
| Specific uses | Boiler |
| Included components | Back plate, Volt Free contacts |
| Batteries Included? | No |
| Batteries Required? | No |

## Product Details

- **Brand:** WITPOCE
- **Colour:** Clear
- **Controller type:** Hand Control
- **Special features:** Temperature Display
- **Specific uses for product:** Boiler

## Images

![ESI - Energy Saving Innovation Controls ESRTM Mechanical Room Thermostat - Image 1](https://m.media-amazon.com/images/I/71THAVyK3fL.jpg)

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.lk/products/319408694-esi-energy-saving-innovation-controls-esrtm-mechanical-room-thermostat](https://www.desertcart.lk/products/319408694-esi-energy-saving-innovation-controls-esrtm-mechanical-room-thermostat)

---

*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-03-01*