---
product_id: 697792077
title: "Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic Element W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (24V red and Blue Display)"
brand: "qiilu"
price: "$77.45"
currency: USD
in_stock: true
url: https://www.desertcart.ec/products/697792077-temperature-controller-12v-500c-dc-12v-led-digital-thermostat-electronic
store_origin: EC
region: Ecuador
---

# 10A high-power relay output Dual cooling & heating modes Precise temp control up to 500°C Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic Element W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (24V red and Blue Display)

**Brand:** qiilu
**Price:** $77.45
**Availability:** ✅ In Stock

## Summary

> 🌡️ Stay cool or heat up—control your climate like a pro!

## Quick Answers

- **What is this?** Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic Element W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (24V red and Blue Display) by qiilu
- **How much does it cost?** $77.45 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/697792077-temperature-controller-12v-500c-dc-12v-led-digital-thermostat-electronic)

## Best For

- qiilu enthusiasts

## Why This Product

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

## Key Features

- • **Safety-First Limits:** Customizable high/low temp limits trigger automatic shutdown to protect your setup.
- • **Dual Mode Flexibility:** Seamlessly switch between cooling and heating to maintain your ideal environment.
- • **Instant Response Relay:** Powerful 10A relay ensures rapid activation for consistent temperature control.
- • **Precision Temperature Mastery:** Set and calibrate exact temps with digital accuracy to avoid costly mishaps.
- • **Clear Digital Display & Alerts:** Dual LED screens show real-time and preset temps with alarms for critical thresholds.

## Overview

This 12V digital thermostat offers precise temperature control up to 500°C with selectable cooling or heating modes. Featuring a robust 10A relay output, dual LED displays, and customizable safety limits, it ensures reliable and safe operation for various applications including aquariums and electronic elements. Compact and easy to calibrate, it’s engineered for professionals who demand accuracy and peace of mind.

## Description

1. 100% brand new and high quality.2. Can select cooling or heating working mode.3. Set highest/ lowest upper limit temp to avoid accident.4. Automatically start cooling or heating for constant temperature.5. Temperature calibration, you can calibrate temp according to requirement.Specification:Features:100% brand new and high quality.Can select cooling or heating working mode.Set highest/ lowest upper limit temp to avoid accident.Automatically start cooling or heating for constant temperature.Temperature calibration, you can calibrate temp according to requirement.High temp alarm, when measure temp reach to the setting temp, controller will alarm.Specifications:Material: electronic elementVoltage:DC 12V/24V /110-220V(Optional)Power:120/240/1500W (Optional)Weight: Approx.48g/1.7ozPackage list:1 x Digital Thermostat Temperature Alarm Controller SensorCircuit connection: refer to the circuit diagram to connect the power supply and load. At this time, the digital tube (top) displays the actual measured temperature value, and the digital tube (bottom) displays the preset temperature. If the temperature sensor is missing or damaged, the digital tube will display -- --, and the buyer must check whether the temperature sensor is installed before using it.The temperature control output is a 10A relay, which can meet various high-power loads. Please make sure the circuit is correct.Indicator light, digital tube status:Indicator light: off means the relay is disconnected, and on means the relay is closedDigital tube: display -- --,1. Check whether the temperature sensor is missing or damaged2. High temperature protection of heating mode3. Low temperature protection in refrigeration modeThe relay in protection mode is automatically disconnected.Use of keys: the thermostat panel has three keys, keys + keys - SET keysKey

## Features

- Temperature Controller 12V 500C 100% Brand New And High Quality.
- Dc 12V Led Digital Thermostat Can Select Cooling Or Heating Working Mode.
- Temperature Controller 12V 500C Set Highest Lowest Upper Limit Temp To Avoid Accident.
- 3.5 Mm Hexagonal Socket Automatically Start Cooling Or Heating For Constant Temperature.
- Temperature Controller 12V Temperature Calibration, You Can Calibrate Temp According To Requirement.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Package Dimensions | 8.2 x 6.4 x 3.6 cm; 40 g |
| Batteries required | No |

## Images

![Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic Element W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (24V red and Blue Display) - Image 1](https://m.media-amazon.com/images/I/51zFUW5SHYL.jpg)
![Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic Element W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (24V red and Blue Display) - Image 2](https://m.media-amazon.com/images/I/71K2ktt4z9L.jpg)
![Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic Element W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (24V red and Blue Display) - Image 3](https://m.media-amazon.com/images/I/61FC-kWB+YL.jpg)
![Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic Element W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (24V red and Blue Display) - Image 4](https://m.media-amazon.com/images/I/512pimhoBtL.jpg)
![Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic Element W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (24V red and Blue Display) - Image 5](https://m.media-amazon.com/images/I/51XCDU7a5fL.jpg)

## Available Options

This product comes in different **Size Name** options.

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*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-01-23*