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Relay

Showing 40 out of 15240 products

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₹2,949   ₹2,999
You save ₹50!
1.67% OFF
The RDL FT245RL USB 8 Channel Relay Board,  RDL/8RB/14/001/V2.0, often referred to as a relay module or relay control board, is an electronic device used to control high-power electrical circuits or devices with low-power control signals. Relays themselves are electromechanical switches that allow a small electrical signal to control a much larger electrical load, making them essential components in various applications, including automation, robotics, electronics, and industrial control systems. Here are some key aspects and uses of a relay board: 8 SPDT Relay channels (7A 250V,12A 120V,10A 125VAC, 10A 28VDC).strong>Switching Function: The primary function of a relay board is to act as a switch, allowing a low-voltage and low-current signal to control the switching of a high-voltage and high-current load. This is particularly useful for isolating control circuits from potentially hazardous or high-power circuits. Control Signals: Relay boards are designed to work with a variety of control signals, such as digital or analog signals from microcontrollers, sensors, or other electronic devices. They can be triggered by voltage changes, current flow, or specific digital signals. Contacts: Relay boards contain one or more individual relay modules, each with multiple switch contacts (typically termed as normally open, normally closed, and common). These contacts determine how the relay will behave when activated. Applications: Relay boards are widely used in numerous applications, including home automation (e.g., controlling lights, appliances), industrial automation (e.g., controlling motors, pumps), automotive systems (e.g., in car alarms and starters), and HVAC (Heating, Ventilation, and Air Conditioning) systems. Safety: They provide an additional layer of safety by isolating the low-voltage control circuit from the high-voltage load. This helps prevent electrical interference, protects sensitive control electronics, and minimizes the risk of electrical shock. Customization: Relay boards come in various configurations, with different numbers of relays and voltage/current ratings to suit specific requirements. Some may also include additional features like opto-isolation for enhanced noise immunity. In summary, a relay board is a versatile and essential component in electrical and electronic systems, enabling the safe and efficient control of high-power loads using low-power control signals. Its flexibility, reliability, and ability to isolate control circuits make it an indispensable tool in various automation and control applications.
₹1,533 - ₹1,533
You save ₹213!
12.22% OFF
The L&T [ Lauritz Knudsen ] 415V Voltage Monitoring Relay Series is a cutting-edge solution for ensuring stable and reliable voltage levels in electrical systems. Crafted by Larsen & Toubro, a leading name in the field of electrical engineering, this series of relays offers unparalleled performance and precision in monitoring and controlling voltage fluctuations in 415V power networks. Designed to safeguard equipment and machinery from voltage variations, the L&T Voltage Monitoring Relay Series provides timely detection and response to overvoltage and undervoltage conditions. By maintaining voltage within optimal ranges, it enhances the efficiency, longevity, and safety of electrical systems, minimizing the risk of damage and downtime. Featuring advanced sensing technology and intuitive controls, these relays offer seamless integration into diverse industrial and commercial applications. With configurable settings and flexible installation options, they adapt easily to specific requirements, providing tailored protection and control solutions. Whether it's protecting sensitive electronics, motors, or lighting systems, the L&T 415V Voltage Monitoring Relay Series delivers unmatched reliability and performance, ensuring uninterrupted operation and peace of mind for users.
green checkType of Product : Voltage Monitoring Relay Series
green checkPhase : Three Phase
green checkWire System : 4W
₹910  
The Minilec S1 VMR7 Phase Sequence Relay is an essential device designed to monitor the sequence of phases in a three-phase electrical system. With its one changeover (1 CO) relay output and distinctive black and red color scheme, this relay offers reliable performance and safety in various industrial, commercial, and residential applications. Crafted with precision engineering and durable materials, the S1 VMR7 Phase Sequence Relay features robust construction that ensures reliable operation in demanding conditions. Its sturdy design provides protection against mechanical stress, temperature variations, and environmental factors, ensuring consistent performance and longevity. The phase sequence relay is specifically designed to monitor the sequence of phases in a three-phase electrical system and initiate protective actions in case of incorrect sequence or phase reversal. Equipped with sensitive detection mechanisms, the S1 VMR7 relay offers accurate detection of phase sequence conditions, enabling timely response to prevent equipment damage, production downtime, and safety hazards. With its one changeover relay output, the S1 VMR7 Phase Sequence Relay provides versatile signaling and control capabilities. The relay output can be configured to activate alarms, trip circuits, or other control devices in response to detected phase sequence abnormalities, providing flexibility to meet specific application requirements. The distinct black and red color scheme of the relay enhances visibility and aids in quick identification within electrical panels or enclosures. This visual distinction facilitates installation, maintenance, and troubleshooting tasks, contributing to the overall efficiency and organization of systems. Equipped with reliable trip mechanisms, the S1 VMR7 Phase Sequence Relay provides dependable protection against phase sequence abnormalities, ensuring the safety and reliability of electrical systems. Its compact form factor and streamlined design help optimize space utilization within electrical installations, making it suitable for applications with limited space constraints. In summary, the Minilec S1 VMR7 Phase Sequence Relay is a reliable and versatile device for monitoring phase sequence in three-phase electrical systems. With its robust construction, sensitive detection mechanisms, one changeover relay output, distinct color scheme, and reliable trip mechanisms, this relay offers efficient and dependable operation, ensuring reliability and safety in diverse applications.
₹707  
The JT 4 Channel Relay Card is a board with four independent relays. The relays can be controlled using an Arduino, and the card is also compatible with the Raspberry Pi. It can also be used in conjunction with systems that have industrial power supplies and other systems that require DC power sources to be switched on and off remotely. The relays are rated for 120 VAC / 240 VAC at 400 mA/240 VAC, and are designed to have a current-limiting circuit built-in so they will not burn out if the load is too heavy. The relays can handle up to 50VDC of input voltage, making this board ideal for use with 24VDC systems. When using the card in conjunction with an Arduino board, the relays will respond when receiving signals between 3 – 5 Volts. The input voltage for the card can be 12V DC. The output voltage of this relay board is 5V DC, which is safe and convenient for controlling low-voltage devices such as LED lights or solenoid valves. Each channel has an input terminal and an output terminal which allows you to connect these terminals with wires to control the device you want to turn on or off. The relay contacts can withstand about 10A current. The relay cards have many applications such as: home automation, industrial automation, vending machine control, robot control and etc. This card is a perfect solution for controlling high-power loads as well as providing isolated control of sensitive electronic equipment. This card can control up to four channels via a single relay output. It is designed with the same footprint as a PCI card so that it can be used in place of one in any computer case.
₹211   ₹258
You save ₹47!
18.26% OFF
The Omron Power Relays offer heavy-duty, compact MOSFET power relays with a small size to meet the needs of a wide range of applications. This models are designed for use in low voltage and high voltage circuits, making them ideal for electrical equipment used in homes and offices. These power relays can be used with either alternating current or direct current. They are also equipped with a built-in overcurrent protection function that opens the circuit when the relay is overloaded. The Omron Series Power Relays come in two different types: the general purpose type (GP) and the heavy-duty type (HD). The GP model offers a higher switching capacity than the HD model, but it cannot withstand high temperatures for long periods of time like an HD model can. The Omron Power Relays are available in three different types: SPDT (single pole double throw), SPDT-NO (single pole double throw-normally open), and SPST (single pole single throw). Each type has different applications depending on what you need them for. Omron offers two different types of Series Power Relays: the general purpose type (GP) and the heavy-duty type (HD). The GP model offers a higher switching capacity than the HD model, but it cannot withstand high temperatures for long periods of time like an HD model can. Both models come in multiple sizes that allow you to choose which size best fits your needs.
₹589  
Siemens 7UG09850YY00 5 V Sensor for Water Level Controller Relay, a reliable and efficient solution for water level monitoring and control. Designed with precision and advanced technology, this sensor is a crucial component for ensuring accurate and automated water level management. The 7UG09850YY00 sensor operates on a 5 V power supply, providing stable and consistent performance. It is specifically designed to work seamlessly with water level controller relays, making it an ideal choice for industrial and commercial applications where precise water level control is critical. This pack includes three sensors, allowing for multiple installations or backup options. Each sensor is manufactured to Siemens' high-quality standards, ensuring durability and long-term reliability. The pack offers excellent value for money, providing multiple sensors at a competitive price. The Siemens 7UG09850YY00 sensor employs state-of-the-art technology to detect water levels accurately and promptly. It offers high sensitivity and responsiveness, enabling it to detect even subtle changes in water levels. The sensor's reliable performance guarantees optimal functionality and prevents potential issues associated with overflows or insufficient water levels. Installation and integration of the sensor into existing water level control systems are straightforward, thanks to its user-friendly design and compatible interface. With its compact size, it can be easily mounted in various configurations, providing flexibility for different setups and environments. Siemens 7UG09850YY00 5 V Sensor for Water Level Controller Relay pack of three to ensure efficient water level monitoring and control. With Siemens' reputation for excellence and reliability, you can trust this sensor to deliver accurate results and contribute to the smooth operation of your water management systems.
₹1,887 - ₹2,241
You save ₹316!
13.61% OFF
The Selec 40 VA Pump Protection Relay is a crucial component in ensuring the safe and efficient operation of pumps in various industrial and commercial settings. Specifically designed to protect pumps from damage caused by adverse operating conditions, this relay offers comprehensive monitoring and control functionalities, making it an indispensable tool for maintaining system reliability and performance. At the heart of its functionality is its ability to provide precise monitoring and protection against a range of pump-related issues, including dry running, overcurrent, undercurrent, phase imbalance, and phase sequence errors. By continuously monitoring key parameters such as voltage, current, and power, the relay can detect abnormal conditions and trigger appropriate responses to prevent equipment damage and downtime. The 40 VA rating of this pump protection relay ensures robust performance and compatibility with a wide range of pump motors, accommodating varying power requirements and operating conditions. This versatility makes it suitable for use in diverse applications, including water supply systems, wastewater treatment plants, irrigation systems, and industrial processes. Furthermore, the Selec pump protection relay features advanced diagnostic capabilities, including fault detection, alarm indication, and event logging, allowing operators to quickly identify and troubleshoot issues before they escalate. This proactive approach to maintenance helps minimize downtime, reduce repair costs, and prolong the lifespan of pumping equipment. In addition to its protective functions, the relay may offer additional features such as adjustable trip settings, configurable delay timers, and communication interfaces for remote monitoring and control. These features enhance the flexibility and adaptability of the relay, allowing it to be tailored to the specific requirements of different pump applications.
green checkPower Consumption : 40VA
green checkType of Product : Pump Protection Relay
₹1,297   ₹1,787
You save ₹490!
27.42% OFF
The Omron Power Relays offer heavy-duty, compact MOSFET power relays with a small size to meet the needs of a wide range of applications. This models are designed for use in low voltage and high voltage circuits, making them ideal for electrical equipment used in homes and offices. These power relays can be used with either alternating current or direct current. They are also equipped with a built-in overcurrent protection function that opens the circuit when the relay is overloaded. The Omron Series Power Relays come in two different types: the general purpose type (GP) and the heavy-duty type (HD). The GP model offers a higher switching capacity than the HD model, but it cannot withstand high temperatures for long periods of time like an HD model can. The Omron Power Relays are available in three different types: SPDT (single pole double throw), SPDT-NO (single pole double throw-normally open), and SPST (single pole single throw). Each type has different applications depending on what you need them for. Omron offers two different types of Series Power Relays: the general purpose type (GP) and the heavy-duty type (HD). The GP model offers a higher switching capacity than the HD model, but it cannot withstand high temperatures for long periods of time like an HD model can. Both models come in multiple sizes that allow you to choose which size best fits your needs.
₹518  
The Omron MY4N-CR-GS AC220/240 Relay is a versatile and reliable electrical component designed for diverse industrial applications. Operating within the voltage range of 220 to 240V AC, this relay boasts a 4PDT (4-Pole Double Throw) configuration, 6A current capacity, and features 14 pins for secure connections. The plug-in design facilitates easy installation and replacement, while the integrated LED indicator enhances visual monitoring of relay status. Key Features: Voltage Range (220 to 240V AC): The MY4N-CR-GS operates within the common industrial voltage range of 220 to 240V AC. This range ensures compatibility with standard power supplies, making it suitable for a variety of applications. 4PDT Configuration: With its 4PDT configuration, the relay provides four sets of contacts that can be utilized in various switching applications. This versatility allows for more complex control scenarios in industrial systems. 6A Current Capacity: The relay is capable of handling a current capacity of 6A. This makes it suitable for controlling moderate to high-power loads in industrial processes, providing flexibility in application. 14 Pins Design: The relay's 14-pin design ensures secure and stable connections, enhancing reliability in industrial environments. The arrangement of pins facilitates proper wiring and connection within control systems. Plug-in Design: The plug-in design of the relay simplifies installation and replacement processes. This feature allows for quick and easy integration into control panels and systems, minimizing downtime during maintenance or upgrades. LED Indicator: The integrated LED indicator provides a visual cue for monitoring the status of the relay. This feature aids in troubleshooting and diagnostics, allowing operators to quickly identify the relay's operational state. The Omron MY4N-CR-GS AC220/240 Relay is a robust and versatile solution designed to meet the demanding requirements of industrial control systems. Its combination of voltage compatibility, 4PDT configuration, 6A current capacity, 14-pin design, and LED indicator showcases Omron's commitment to providing advanced and reliable components for industrial automation. Trust in Omron for innovative relay solutions that contribute to the efficiency and stability of industrial processes.
₹3,185  
The Omron Power Relay , G7L-2A-T 100/120AC is a robust and versatile electrical switching device that excels in various applications, ranging from industrial automation to consumer electronics. Known for its exceptional performance, reliability, and longevity, this power relay stands as a trusted choice for professionals and engineers seeking precise control over electrical circuits. One of the standout features of the Omron Power Relay , G7L-2A-T 100/120AC is its ability to handle high electrical loads while maintaining a compact and space-efficient design. This adaptability makes it a suitable candidate for a wide spectrum of tasks, from controlling heavy machinery and industrial processes to simpler applications like home appliances and HVAC systems. This relay's compatibility with various input voltages is a key asset, allowing it to integrate seamlessly into diverse power supply systems. Whether you are dealing with low-voltage control circuits or higher voltage applications, the Omron Power Relay , G7L-2A-T 100/120AC can handle the task with ease, offering a consistent and reliable switching solution. The reliability and longevity of this power relay are second to none. Crafted from high-quality materials and precision engineering, it is built to withstand continuous operation and maintain performance over an extended service life. This level of durability is vital in applications where system reliability is paramount, such as power distribution, motor control, and safety-critical systems. Furthermore, the Omron Power Relay , G7L-2A-T 100/120AC boasts low power consumption, contributing to energy efficiency and cost savings, which is a vital consideration in today's environmentally conscious world. By reducing energy waste and conserving power, it aligns with modern sustainability standards and helps reduce operational costs. Safety is always a priority, and this power relay incorporates essential safety mechanisms such as contact protection and a secure housing that prevents electrical arcing, ensuring the safety of both the device and the personnel operating it. It's designed for straightforward installation and maintenance, reducing downtime and minimizing operational disruptions. In summary, the Omron Power Relay , G7L-2A-T 100/120AC is a powerful and dependable component in the realm of electrical control. Its ability to handle high electrical loads, compatibility with various voltage levels, durability, energy efficiency, and safety features make it an ideal choice for engineers and professionals across a broad range of industries. It provides the assurance of precise and reliable electrical control in a versatile and compact package.
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₹44,099 ₹54,600
19.23% OFF

Top Selling Relay Products Price List for December 2025

Product Name Specifications Expected Price Dispatch Time Discount
Salzer Glass Relay 5A 8Pin 24V MKG2P24 Current 5A | No. Of Pole 2 ₹306 24 hrs 5.85% OFF
Salzer SM500 3 Phase & 1 Phase 1 C/O Voltage Monitoring Relay 240 VAC, MD71B9 Contact Arrangement 1 C/O | Monitoring Selectable Under Voltage + Selectable Over Voltage ₹1,533 5 days 1.42% OFF
Minilec VSP D1 Phase Failure Relay Mounting Din Rail | Rated Voltage 240 V AC ₹1,065 24 hrs --
JT 4 Channel RELAY CARD  Channel 4 | Height 1.8 cm ₹707 24 hrs --
GIC SM501 415 V AC (3P, 3W) 2 C/O Relay 50/60 Hz Voltage Monitoring Relay, MG53BH Contact 2 CO | Frequency 50/60 Hz ₹1,895 6 days --
Autonix PD34 AAR Digital Single Phase Relay Current 5 A | Display Led ₹2,595 6 days --
Havells Thermal Over Load Relay 22A-32A IHHR23CW Element 3 Element | Phase 3 Phase ₹2,949 4 days 16.72% OFF
Minilec 380-440 VAC Phase Failure Relay VSP D2 Mounting Din Rail | Product Sub Type Din Rail Mounted ₹1,520 7 days --
Salzer 14 Pin Relay 240 V, MSP4P240A No. Of Pole 4 | Pins 14 Pin ₹256 24 hrs --
GIC SM175 240 V AC/DC 1 C/O Relay 47/53 Hz Frequency Voltage Monitoring Relay, MAE03D0200 Contact 1 CO | Frequency 47/53 Hz ₹1,520 6 days --
This data was last updated on 12/12/2025