--- product_id: 725258669 title: "Qiilu Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic Element W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (12V red and Blue Display)" brand: "qiilu" price: "€ 86.62" currency: EUR in_stock: true category: "Qiilu" url: https://www.desertcart.be/products/725258669-qiilu-temperature-controller-12v-500c-dc-12v-led-digital-thermostat store_origin: BE region: Belgium --- # 10A relay supports high-power loads Precise temp control up to 500°C Dual red & blue LED display modes Qiilu Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic Element W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (12V red and Blue Display) **Brand:** qiilu **Price:** € 86.62 **Availability:** ✅ In Stock ## Summary > 🌡️ Stay cool or heat up with precision — never miss a beat in your temperature game! ## Quick Answers - **What is this?** Qiilu Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic Element W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (12V red and Blue Display) by qiilu - **How much does it cost?** € 86.62 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/725258669-qiilu-temperature-controller-12v-500c-dc-12v-led-digital-thermostat) ## 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:** Customize highest and lowest temperature thresholds to prevent accidents and protect your equipment. - • **Calibrate to Perfection:** Fine-tune temperature readings for flawless accuracy tailored to your unique needs. - • **Instant Auto-Regulation:** Smart relay automatically triggers heating or cooling to keep temps rock steady 24/7. - • **Vibrant Dual-Color Display:** Clear red and blue LED screens provide instant visual feedback for quick monitoring. - • **Precision Temperature Mastery:** Set exact heating or cooling modes to maintain your ideal environment without guesswork. ## Overview The Qiilu 12V Digital Temperature Controller offers precise temperature regulation up to 500°C with selectable heating or cooling modes. Featuring a dual red and blue LED display, a powerful 10A relay for high-load devices, and customizable safety limits, it ensures reliable, automatic temperature control. Its calibration function guarantees accuracy, making it ideal for professional and DIY applications requiring consistent thermal management. ## 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 | |---------------|-------| | ASIN | B0C1XRJZGS | | Batteries required | No | | Customer Reviews | 3.3 3.3 out of 5 stars (14) | | Date First Available | 22 November 2023 | | Item model number | Qiiluvemibcg487-01 | | Package Dimensions | 13 x 9.1 x 2.6 cm; 47 g | ## Images ![Qiilu Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic Element W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (12V red and Blue Display) - Image 1](https://m.media-amazon.com/images/I/61FC-kWB+YL.jpg) ## Frequently Bought Together - Temperature Controller 12V 500C Dc 12V Led Digital Thermostat Electronic W3230 Led Digital Temperature Controller Thermostat Switch Sensor Meter(Dc12V ) (12V red and Blue Display) - Fielect Gear Motor DC 12V 7RPM High Torque Electric Motor Micro Speed Reduction Geared Motor Eccentric Output Shaft for Car Robot Model DIY Engine - Twidec/6Pcs Round Rocker Switch AC 6A 125V 10A 250V SPST 3 Pins 2 Position ON/Off Red and Green LED Light Illuminated Round Boat Rocker Switch Toggle KCD1-5-101NRG --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.be/products/725258669-qiilu-temperature-controller-12v-500c-dc-12v-led-digital-thermostat](https://www.desertcart.be/products/725258669-qiilu-temperature-controller-12v-500c-dc-12v-led-digital-thermostat) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-11-04*