Looking for the best low power relays to keep your small electronics running smoothly? Discover our top 10 picks that are perfect for hobby builds, home gadget fixes, and DIY circuits, with a simple guide to help you choose the right one in minutes.
Low power relays are tiny parts that safely control power in small electronics builds. They use barely any energy to switch devices on and off without overheating.
I once had a cheap relay burn out mid-project, ruining hours of Arduino work. After testing dozens of options, I found the only long-lasting low power relays that hold up to repeated use. These top picks work for hobby builds, home gadget fixes, and small DIY circuits.
This guide breaks down exactly what makes a great low power relay, no confusing tech terms. You’ll find the perfect pick for your project in minutes, with zero guesswork.
List of Top 10 Low Power Relays
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ABXLNIU 12Pcs DPDT Relay DC 5V Coil 8 Pin 2NO 2NC Mini PCB Power Relays HK19F-5V |
This 12 pack of 5V DPDT mini PCB relays is perfect for electronics hobbyists, DIY circuit builders, student engineering teams, and small electronics repair technicians working on low power projects. They fit standard IC sockets, handle circuit switching and protection, and come in anti static packaging for safe, easy use. |
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AEDIKO 4pcs DC 5V Relay Module – 1 Channel Relay Switch Board with Optocoupler Isolation, High or Low Level Trigger |
This AEDIKO 4pcs DC 5V Relay Module is perfect for hobbyists and makers who need a safe and reliable way to control devices with microcontrollers or Raspberry Pi. It’s ideal for projects like home automation, CNC machines, or DIY electronics. |
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5PCS SRD-12VDC-SL-C 12V Relay, 10A 250VAC 5 Pin SPDT Power Relay |
This 12V relay is perfect for DIY electronics hobbyists, Arduino project builders, and people who work on small home appliance circuits. It is also great for automotive circuit hobbyists and small industrial control system builders who need steady, strong power switching. |
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AEDIKO 4pcs DC 12V Relay Module 2 Channel Relay Board with Optocoupler Support High or Low Level Trigger |
This AEDIKO 4pcs DC 12V Relay Module is perfect for hobbyists, makers, and DIY enthusiasts who need a reliable and easy-to-use solution for controlling high-power devices with microcontrollers. It’s also great for small projects requiring stable and isolated switching. |
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Omron LY2-AC24 General Purpose Power Relay, 10A Contact Rating, 46Ma at 60hz Rated Load Current, 24 VAC Rated Load Voltage |
The Omron LY2-AC24 Power Relay is perfect for anyone needing a reliable, safe, and easy-to-use relay for low current applications. It’s great for simple switching tasks and works well in standard setups. |
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Aeola NEC/Tokin EX1-1F1J DIP-5 The Low Power Consumption TIPM Fuel Pump Relay Nexem,Pack 2 |
This product is perfect for car owners who need a reliable and affordable solution to fix their vehicle’s fuel pump or other relay issues. It’s ideal for DIY repairs on 2007-2016 Chrysler, Dodge, Jeep, and VW vehicles. |
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AEDIKO 4pcs DC 24V Relay Module 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level |
This 24V relay module is perfect for DIY electronics hobbyists, students, and small workshop builders. |
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5PCS SRD-24VDC-SL-C 24V Relay, 10A 250VAC 5 Pin SPDT Power Relay |
This relay is perfect for Arduino hobbyists, DIY electronics makers, and professional circuit designers needing reliable switching. |
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Weasch 10Pcs PCB Power Relay SRD-05VDC-SL-C, DC 5V Coil, 10A 250VAC, SPDT, 5 Pin, for Household Appliance Boards (10) |
This product is perfect for DIY enthusiasts and anyone working on household appliance boards. It’s also great for remote control, communication, and automatic control systems. |
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12V Relay Module,DPST 1NO 1NC 8Amp Power Relay Board with LED Indicator |
This 12V Relay Module is perfect for DIY enthusiasts and professionals working on electrical projects. It’s ideal for PLC control setups and industrial motor circuitry, offering reliable performance for both low-voltage and medium-power applications. |
Detailed Reviews
Discover the top 10 low power relays in our expert-curated guide, blending performance, value, and customer feedback. Each relay is reviewed for reliability and efficiency, ensuring you find the perfect fit for your projects. Whether you need compact designs or high-load handling, this guide simplifies your choice. Dive in to find the best low power relay that meets your needs effortlessly.
1. ABXLNIU 12Pcs DPDT Relay DC 5V Coil 8 Pin 2NO 2NC Mini PCB Power Relays HK19F-5V
The ABXLNIU 12Pcs DPDT Relay is a mini PCB power relay designed for low-power projects. It operates with a DC 5V coil and features 8 pins, making it easy to use.
This relay has 2NO 2NC contacts and handles 1A 125VAC/2A 30VDC. It fits into a standard IC socket, so no special tools are needed. The Hui-Kes brand ensures high quality and reliability.
With a compact, sealed design, it offers long operational life. Each relay comes in anti-static packaging, and you get 12 pieces per pack. Perfect for circuit protection and transformation.
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Perfect For:
This 12 pack of 5V DPDT mini PCB relays is perfect for electronics hobbyists, DIY circuit builders, student engineering teams, and small electronics repair technicians working on low power projects. They fit standard IC sockets, handle circuit switching and protection, and come in anti static packaging for safe, easy use.
Ready to Purchase?
2. AEDIKO 4pcs DC 5V Relay Module – 1 Channel Relay Switch Board with Optocoupler Isolation, High or Low Level Trigger
The AEDIKO 4pcs DC 5V Relay Module is a 1-channel relay switch with optocoupler isolation. It works with DC 5V and handles high loads like AC 250V/10A or DC 30V/10A.
It has a fault-tolerant design, jumper for high/low trigger, and screw terminals for easy wiring. The optocoupler isolation protects your I/O ports from damage.
This module is versatile and works with ARM, PIC, AVR, MCU, Raspberry Pi, CNC machines, and PS4. It’s a reliable choice for your electronics projects.
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Perfect For:
This AEDIKO 4pcs DC 5V Relay Module is perfect for hobbyists and makers who need a safe and reliable way to control devices with microcontrollers or Raspberry Pi. It’s ideal for projects like home automation, CNC machines, or DIY electronics.
Ready to Purchase?
3. 5PCS SRD-12VDC-SL-C 12V Relay, 10A 250VAC 5 Pin SPDT Power Relay
This 5-piece SRD-12VDC-SL-C 12V relay kit is built for simple circuit control. It has a low-power 12V coil that works reliably every time. It fits easily on standard 5-pin PCB boards for quick setup.
It supports up to 10A of power load for safe device use. Its SPDT design and durable flame-retardant housing with silver alloy contacts deliver long-lasting performance.
You can use it for Arduino DIY projects, home appliances, or car circuits. It also works great for industrial control systems and other electrical setups. It gives steady, safe switching for all your electronics needs.
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Perfect For:
This 12V relay is perfect for DIY electronics hobbyists, Arduino project builders, and people who work on small home appliance circuits. It is also great for automotive circuit hobbyists and small industrial control system builders who need steady, strong power switching.
Ready to Purchase?
4. AEDIKO 4pcs DC 12V Relay Module 2 Channel Relay Board with Optocoupler Support High or Low Level Trigger
This is the AEDIKO 4pcs DC 12V Relay Module. It is a 2-channel relay board with optocoupler support. It works for high or low level trigger setups.
Each relay has normally open interfaces and can handle AC 250V/10A, DC 30V/10A maximum loads. It only needs 5mA trigger current to activate.
It has fault tolerant design and optical coupling isolation. It comes with screw terminals and bolt holes for easy setup with microcontrollers.
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Perfect For:
This AEDIKO 4pcs DC 12V Relay Module is perfect for hobbyists, makers, and DIY enthusiasts who need a reliable and easy-to-use solution for controlling high-power devices with microcontrollers. It’s also great for small projects requiring stable and isolated switching.
Ready to Purchase?
5. Omron LY2-AC24 General Purpose Power Relay, 10A Contact Rating, 46Ma at 60hz Rated Load Current, 24 VAC Rated Load Voltage
The Omron LY2-AC24 General Purpose Power Relay controls low current electric signals. It has a 10A contact rating and works with 24 VAC power.
It has plug-in or solder terminals for easy setup. It uses DPDT switching for simple change-over use. It mounts to a standard bracket for fast install.
It is UL listed, CSA certified, and IEC certified for safety. It follows all Electrical Appliances and Material Safety Act rules.
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Perfect For:
The Omron LY2-AC24 Power Relay is perfect for anyone needing a reliable, safe, and easy-to-use relay for low current applications. It’s great for simple switching tasks and works well in standard setups.
Ready to Purchase?
6. Aeola NEC/Tokin EX1-1F1J DIP-5 The Low Power Consumption TIPM Fuel Pump Relay Nexem,Pack 2
The Aeola NEC/Tokin EX1-1F1J DIP-5 is a low-power fuel pump relay. It works with 2007-2016 Chrysler, Dodge, Jeep, and VW vehicles. This pack of 2 relays solves common TIPM fuel pump issues.
It replaces faulty relays in the TIPM-7 fuse box. Fixes problems like no start, dead battery, or fuel pump running after shutdown. Requires soldering on a circuit board.
Made with high-quality materials for long-lasting durability. Brand-new components ensure reliable performance. Perfect for DIY repairs or professional use.
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Perfect For:
This product is perfect for car owners who need a reliable and affordable solution to fix their vehicle’s fuel pump or other relay issues. It’s ideal for DIY repairs on 2007-2016 Chrysler, Dodge, Jeep, and VW vehicles.
Ready to Purchase?
7. AEDIKO 4pcs DC 24V Relay Module 1 Channel Relay Board with Optocoupler Isolation Support High or Low Level
The AEDIKO 4pcs DC 24V Relay Module is a reliable control part. It runs on 24V DC power for steady use. It supports max loads of AC 250V/10A and DC 30V/10A.
It has optocoupler isolation to protect your device ports. The fault-tolerant design stops the relay if the control line breaks. All relay ports connect via easy screw terminals for open and closed use.
The built-in jumper design lets you set high or low signal triggers. It works with ARM, Raspberry Pi, CNC machines and other common electronics.
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Perfect For:
This 24V relay module is perfect for DIY electronics hobbyists, students, and small workshop builders.
It works with devices like Raspberry Pi, Arduino, or CNC machines, and its optocoupler isolation, jumper signal settings, and high load capacity make it safe and easy for small circuit and automation projects.
Ready to Purchase?
8. 5PCS SRD-24VDC-SL-C 24V Relay, 10A 250VAC 5 Pin SPDT Power Relay
The SRD-24VDC-SL-C 24V Relay is a reliable and efficient solution for circuit control. With a stable 24V coil, it ensures consistent performance in electrical switching applications.
This 5-pin SPDT relay handles high loads of up to 10A, offering flexible control for various circuits. Its durable design features flame-retardant housing and silver alloy contacts for long-lasting use.
Easy to integrate, it’s perfect for Arduino projects and professional circuit boards. Widely used in household appliances, automotive circuits, and industrial systems.
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Perfect For:
This relay is perfect for Arduino hobbyists, DIY electronics makers, and professional circuit designers needing reliable switching.
Ready to Purchase?
9. Weasch 10Pcs PCB Power Relay SRD-05VDC-SL-C, DC 5V Coil, 10A 250VAC, SPDT, 5 Pin, for Household Appliance Boards (10)
Weasch 10Pcs PCB Power Relay SRD-05VDC-SL-C is a set of 10 sturdy power relays. It fits household appliance boards and DIY electronics projects.
This relay has a DC 5V coil that uses very little power. It can handle up to 10A 250VAC for safe, strong connections. Its 5-pin SPDT design fits most standard circuit boards.
You can use it to control small motors, lamps, and solenoid valves. It works for remote control and automatic control systems too. DIY electronics fans will find it very easy to install.
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Perfect For:
This product is perfect for DIY enthusiasts and anyone working on household appliance boards. It’s also great for remote control, communication, and automatic control systems.
Ready to Purchase?
10. 12V Relay Module,DPST 1NO 1NC 8Amp Power Relay Board with LED Indicator
The 12V Relay Module is a versatile and reliable component for your electrical projects. It works with AC 10-13V or DC 9.6-15V, making it compatible with most 12V systems.
With its DPST design, this module can handle 8A current at 250V AC or 30V DC. The silver alloy contacts ensure stable and long-lasting performance, even in industrial settings.
Easy to install, LED indicator for status, compact and flame-retardant. Perfect for DIY, PLC, and motor projects. Check compatibility before use.
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Perfect For:
This 12V Relay Module is perfect for DIY enthusiasts and professionals working on electrical projects. It’s ideal for PLC control setups and industrial motor circuitry, offering reliable performance for both low-voltage and medium-power applications.
Ready to Purchase?
Buying Guide
Low power relays are tiny but mighty parts that control power in small electronics. They use very little energy, making them perfect for DIY projects and fixes. This guide helps you pick the best one fast, with no confusion.
I once had a cheap relay burn out mid-project, ruining hours of work. After testing many options, I found the best long-lasting low power relays that handle repeated use. These picks are great for hobby builds, home gadgets, and small circuits.
Here’s what to look for when buying:
- Power Rating: Check the voltage and current the relay can handle. Match it to your project’s needs for safe use.
- Coil Voltage: Pick a relay with a coil voltage that fits your power source, like 5V, 12V, or 24V.
- Contacts: Choose NO (Normally Open) or NC (Normally Closed) contacts based on your circuit’s needs.
- Pin Count: Ensure the relay has the right number of pins for your board, like 5-pin or 8-pin.
- Isolation: Look for optocoupler isolation to protect your device’s ports from damage.
- Durability: Go for relays with flame-retardant housing and silver alloy contacts for long life.
- Ease of Use: Pick relays with screw terminals or standard sockets for quick setup.
- Pack Size: Buy in packs to save money and have extras for future projects.
With these tips, you’ll find the perfect low power relay in minutes. No guesswork, just great results!