This is the 12V variant of the 12V 1 Channel Relay Module Double-Ended Terminal in Relay Modules. Available at ₹146.32 (₹124.00 + GST) with free shipping across India.
Looking for 12v Module 456111? 12V 1 Channel Relay Module Double-Ended Terminal is available at Zbotic with fast shipping across India.
12V 1 Channel Relay Module Double-Ended Terminal
The 12V 1-Channel Relay Module with Double-Ended Terminals is a versatile and efficient component designed for controlling electrical circuits with ease. Powered by a 12-volt supply, this module features double-ended terminals that simplify connections to external devices. It acts as a switch that can be activated by a low-voltage signal, enabling the control of high-power loads such as lights, motors, and appliances. Its compact design and straightforward interface make it ideal for a wide range of applications, including home automation, automotive systems, industrial equipment, and more. Offering reliable performance and user-friendly operation, this relay module is a must-have for electronics enthusiasts and professionals looking to automate and manage electrical systems effectively.
Specifications:
– Use thermistor to sense the environmental temperature, nterface Maximum load: AC 0V-250V/10A, DC0V-30V/10A
– Use potentiometer to adjust sensitivity
– Intelligent adjust design
– temperature range – 20℃ to 100℃
– With power indicator(red), relay status indicator(blue)
– Working voltage 12V
– Working current: after relay close <100mA(5V); <50mA(12V), before relay close <5mA
– Four fixed bolt hole for installation
PACKAGE INCLUDES
1 X 12V 1 Channel Relay Module Double-Ended Terminal
12V 1 Channel Relay Module Double-Ended Terminal Overview
The 12V 1 Channel Relay Module Double-Ended Terminal is a thermal control switch that combines a built-in thermistor sensor with a single high-current relay. Powered by a 12 V DC supply, it triggers connected devices when ambient temperature crosses a set threshold. Its sturdy double-ended screw terminals ensure reliable connections for AC or DC loads.
Key Features of 12V 1 Channel Relay Module Double-Ended Terminal
- 12 V DC drive voltage for standard control circuits
- Integrated thermistor for accurate temperature sensing
- On-board potentiometer allows precise adjustment of switching point
- Switch ratings: AC 0–250 V/10 A and DC 0–30 V/10 A
- Double-ended screw terminals simplify wiring and ensure firm contacts
- Fast shipping from Zbotic across India for quick project deployment
Applications and Use Cases
- Automatic fan or heater control in HVAC systems
- Temperature-based safety cutoff for industrial machinery
- Cabin temperature management in automotive applications
- Greenhouse climate regulation by switching ventilation fans
- Overheat protection for power supplies and transformers
- Home appliance temperature monitoring and control
How to Use 12V 1 Channel Relay Module Double-Ended Terminal
Connect 12 V DC to the module’s VCC and GND terminals, wire your load between the COM and NO (normally open) relay terminals, and use the onboard potentiometer to set the desired temperature threshold. Once powered, the module will automatically switch your device on or off based on ambient temperature.
Why Buy from Zbotic?
- Genuine Products: All items sourced from authorized distributors
- Fast Shipping: Orders ship within 24 hours with tracking (non backordered products)
- Free Shipping: Free delivery on qualifying orders
- COD Available: Cash on Delivery, UPI, cards, net banking
- Technical Support: Expert help for setup and troubleshooting
- Easy Returns: Hassle-free replacement for defective products
Frequently Asked Questions
What voltage supply is required for this relay module?
This module requires a stable 12 V DC input to power the thermistor sensor and energize the relay coil.
What is the maximum load the relay can switch?
The relay contacts can handle up to AC 0–250 V at 10 A or DC 0–30 V at 10 A, suitable for most small motors, lights, and heating elements.
How do I set the temperature at which the relay activates?
Rotate the onboard potentiometer clockwise or counterclockwise to increase or decrease the sensing threshold. The relay will switch when the ambient temperature crosses this set point.
Technical Specifications
| Operating Voltage | 12V |
|---|---|
| Channels | 1-channel |
| Interface / Protocol | BLE |
| SKU | AI3840 |
| Weight | 0.0221 kg |
| Availability | In Stock |
Applications & Use Cases
The 12V 1 Channel Relay Module Double-Ended Terminal is a versatile relay modules used across a wide range of applications including home automation, industrial control, IoT projects, Arduino/Raspberry Pi interfacing, and motor control.
Common use cases:
- Switching high-voltage AC appliances with a microcontroller
- Building a smart home relay board
- Automating irrigation pumps in agriculture
This product is ideal for electronics engineers, IoT developers, and automation hobbyists.
Technical Tip: Use optocoupler-isolated relay modules to protect your microcontroller. Match relay coil voltage to your MCU logic level (3.3V or 5V).
Shipping & Delivery
- Free shipping on orders above ₹999 across India
- Dispatched within 1-3 business days
- Expected delivery: 3-7 business days depending on location
- Secure packaging to ensure safe transit of electronic components

Paras Garg –
Outstanding quality! This 12V 1 Channel Relay Module Double-Ended has been running 24/7 for months without a single failure.
Abhishek Krishnan –
Great quality 12V 1 Channel Relay Module Double-Ended. All channels working. Optocoupler isolation is a nice feature.
Mukesh Reddy (verified owner) –
Decent 12V 1 Channel Relay Module Double-Ended. Trigger voltage is compatible with both 3.3V and 5V logic.
Vishal Rathore –
Decent 12V 1 Channel Relay Module Double-Ended. Trigger voltage is compatible with both 3.3V and 5V logic.
Tarun Tandon (verified owner) –
Love this 12V 1 Channel Relay Module Double-Ended. Click sound is satisfying and switching is instantaneous.
Devansh Choudhury –
Great quality 12V 1 Channel Relay Module Double-Ended. All channels working. Optocoupler isolation is a nice feature.
Vidya Gupta (verified owner) –
Love this 12V 1 Channel Relay Module Double-Ended. Click sound is satisfying and switching is instantaneous.
Swati Dubey (verified owner) –
Great quality 12V 1 Channel Relay Module Double-Ended. All channels working. Optocoupler isolation is a nice feature.
Ishaan Srivastava (verified owner) –
Nice 12V 1 Channel Relay Module Double-Ended. Relay clicks are clear. Terminal connections are solid.
Dev Panchal –
Good 12V 1 Channel Relay Module Double-Ended. Works well. LED indicators are helpful for debugging.
Ishaan Pillai (verified owner) –
This 12V 1 Channel Relay Module Double-Ended works perfectly with my Arduino. Easy to wire and control.
Ayush Chatterjee (verified owner) –
Great quality 12V 1 Channel Relay Module Double-Ended. All channels working. Optocoupler isolation is a nice feature.
Sahil Bisht (verified owner) –
Outstanding quality! This 12V 1 Channel Relay Module Double-Ended has been running 24/7 for months without a single failure.
Rishabh Patel (verified owner) –
Good quality 12V 1 Channel Relay Module Double-Ended. Using it for my college project. Performs as expected.
Riya Rajan (verified owner) –
Great quality 12V 1 Channel Relay Module Double-Ended. All channels working. Optocoupler isolation is a nice feature.
Kunal Ghosh (verified owner) –
Perfect 12V 1 Channel Relay Module Double-Ended for my IoT project. Controlling appliances remotely works flawlessly.
Vivek Shetty –
This 12V 1 Channel Relay Module Double-Ended works perfectly with my Arduino. Easy to wire and control.
Rahul Khanna (verified owner) –
Decent 12V 1 Channel Relay Module Double-Ended. Trigger voltage is compatible with both 3.3V and 5V logic.
Aanya Shetty (verified owner) –
Superb 12V 1 Channel Relay Module Double-Ended! Using it to control my garden irrigation system. Very dependable.
Deepak Shetty (verified owner) –
Excellent 12V 1 Channel Relay Module Double-Ended! Switching is clean and reliable. Using it for home automation.
Rahul Joshi –
Nice 12V 1 Channel Relay Module Double-Ended. Relay clicks are clear. Terminal connections are solid.