Best General Purpose Relays for Reliable Control

What Are the Best General Purpose Relays?
Discover our curated list of top-rated relays to find the perfect solution for your electrical control needs.

General purpose relays are essential tools for controlling electrical circuits in various applications. From home appliances to industrial machinery, these relays ensure reliable performance and efficient power management. Whether you’re a professional or a DIY enthusiast, choosing the right relay can make all the difference.

These relays come in different types and voltages, like 24V and 12V, to fit specific needs. They are easy to install and built to last, making them a smart choice for any project. With compact designs and versatile features, they handle tasks from simple switching to heavy-duty power control.

We’ve tested and reviewed the best general purpose relays to help you find the perfect match. Discover top brands, key features, and practical tips to make your decision easier. Dive in to learn more and upgrade your setup with confidence!

List of Top 10 General Purpose Relays

Title	Best For	Price
90340 – 24 Volt Coil General Relay Also Replaces White Rodgers, Emerson, Supco, Honeywell, Packard, Mars, Jard for HVAC Applications and Other General Electrical installations Replaces APSR-340	This 24 Volt Coil General Relay is perfect for HVAC technicians, electricians, and DIY enthusiasts who need a reliable replacement part for their air conditioning systems, appliances, or general electrical projects. It’s easy to install and works great for controlling fan motors and other electrical applications.	View on Amazon (paid link)
Supco 90340 HVAC/R General Purpose Switching Relay, 24V Control Coil	The Supco 90340 HVAC/R General Purpose Switching Relay is perfect for anyone needing a reliable, safe, and versatile relay. It’s ideal for HVAC/R systems, vending machines, fan controls, and business machines.	View on Amazon (paid link)
FrigeSwift 90340 General Purpose Switching Relay, 24 VAC Control Coil DPDT	The FrigeSwift 90340 relay is perfect for anyone needing a reliable HVAC replacement part. This 24 VAC DPDT relay works with many brands like Honeywell and White Rodgers. It is ideal for techs and DIYers fixing furnaces or air handlers. You get easy installation and long-lasting performance.	View on Amazon (paid link)
2Pcs OZ-SS-112L1 16A 12VDC Multi-Function General Purpose Relay 8Pins	This relay is perfect for DIYers and tech hobbyists. It fits 12V projects that need a 16A load and 8 pins.	View on Amazon (paid link)
Supco 90380 HVAC/R General Purpose Fan Relay, 13A Load, 24V Coil	This relay is perfect for heating and cooling repair workers who need to control a fan. Its sealed case helps protect the parts.	View on Amazon (paid link)
832AW-1A-F-C1 12VDC 30A 4 Pin General Purpose Relay Heavy Duty Power Relays	The 832AW-1A-F-C1 12VDC 30A relay is perfect for anyone needing a reliable, heavy-duty power relay. It’s ideal for HVAC, UPS, power supplies, and household appliances, making it a great choice for both professionals and DIY enthusiasts.	View on Amazon (paid link)
mxuteuk 2pcs DC 24V Coil Relay 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay General Purpose JQX-13F-DZ-DC24V	This mxuteuk 2pcs DC 24V Coil Relay is perfect for anyone needing reliable power control in DIY projects, industrial applications, or home automation. Its DPDT design and 10A capacity make it ideal for handling various voltages with ease.	View on Amazon (paid link)
mxuteuk 2pcs AC 110V/120V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay General Purpose JQX-13F-DZ-AC110V	This product is perfect for DIY enthusiasts, electricians, or hobbyists who need reliable power relays for their projects. It’s great for controlling circuits in home automation, industrial equipment, or custom electronics.	View on Amazon (paid link)
T92P11A22-240 Power Relay (Pack of 2) – DPDT, 240VAC, 30A Panel Relay – OEM Replacement General Purpose Relay	This T92P11A22-240 Power Relay is perfect for anyone needing a reliable, heavy-duty relay for high-power applications. It’s ideal for industrial or commercial use, like machinery, HVAC systems, or control panels.	View on Amazon (paid link)
4016819 Ultra Micro ISO Automotive Relay (Pack of 4) – 12VDC 20A 4-Pin Relay General Purpose for Polaris ATV & UTV Applications	This small relay is perfect for Polaris ATV and UTV owners. It is easy to install, fits in tight spaces, and handles up to 20A for DIY users and repair pros.	View on Amazon (paid link)

Detailed Reviews

We found the top 10 general purpose relays for you. Our experts and users chose the best picks together. Read this easy guide to find the perfect fit today.

1. 90340 – 24 Volt Coil General Relay Also Replaces White Rodgers, Emerson, Supco, Honeywell, Packard, Mars, Jard for HVAC Applications and Other General Electrical installations Replaces APSR-340

90340 - 24 Volt Coil General Relay Also Replaces White Rodgers, Emerson, Supco, Honeywell, Packard, Mars, Jard for HVAC Applications and Other General Electrical installations Replaces APSR-340

The 90340 General Relay is a 24-volt coil part. It replaces many brands like White Rodgers, Honeywell, and more. Use it for HVAC systems and other electrical needs.

This relay works well for fan motors in air handlers. It’s also great for vending machines, appliances, and lighting. Its DPDT design handles power efficiently.

The relay is compact and easy to install. It has 2 sets of power contacts for reliable use. Trust it for general switching tasks.

Pros	Cons
Replaces multiple brands, saving time and money on HVAC repairs. Versatile use for HVAC, appliances, and general electrical needs. Precise specs ensure reliable performance in any application. Compact design fits easily into tight spaces for hassle-free installation.	Small size makes wiring tricky. Best for light duty tasks only. Lower power limits heavy industrial use.

Perfect For:

This 24 Volt Coil General Relay is perfect for HVAC technicians, electricians, and DIY enthusiasts who need a reliable replacement part for their air conditioning systems, appliances, or general electrical projects. It’s easy to install and works great for controlling fan motors and other electrical applications.

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2. Supco 90340 HVAC/R General Purpose Switching Relay, 24V Control Coil

The Supco 90340 is a reliable switching relay for controlling electric signals. It’s UL recognized and CSA certified, ensuring safety and quality. This DPDT relay is perfect for simple changeover switching.

Use it in HVAC/R systems, vending machines, fan controls, and business machines. Its 24V control coil makes it versatile and easy to integrate.

Pros	Cons
Reliable control for HVAC/R and more. UL and CSA certified for safety and quality. Simple DPDT design for easy switching. Versatile use in vending, fans, and business machines.	Limited to 24V control coil, not universal. No advanced features, just basic switching. Not suitable for heavy-duty industrial use.

Perfect For:

The Supco 90340 HVAC/R General Purpose Switching Relay is perfect for anyone needing a reliable, safe, and versatile relay. It’s ideal for HVAC/R systems, vending machines, fan controls, and business machines.

Ready to Purchase?

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3. FrigeSwift 90340 General Purpose Switching Relay, 24 VAC Control Coil DPDT

The FrigeSwift 90340 is a general-purpose switching relay with a 24 VAC control coil. It comes with 2 sets of terminal power and DPDT configuration. This relay is easy to install and restores device functionality quickly.

This relay is compatible with many brands, including Honeywell, White Rodgers, and Emerson. It can directly replace several models like 92340, JFR340, and R8222D1014. Made from high-quality materials, it ensures stable performance and long service life.

We provide full support throughout the process. If you have questions, feel free to contact us anytime. Enjoy a pleasant shopping experience with us.

Pros	Cons
Fits many top brands Easy to replace quickly Strong and high quality Lasts a long time Works great every time	Limited to specific Honeywell models, not universal. No advanced features, just basic switching. Requires technical knowledge for proper installation.

Perfect For:

The FrigeSwift 90340 relay is perfect for anyone needing a reliable HVAC replacement part. This 24 VAC DPDT relay works with many brands like Honeywell and White Rodgers. It is ideal for techs and DIYers fixing furnaces or air handlers. You get easy installation and long-lasting performance.

Ready to Purchase?

View Price on Amazon (paid link)

4. 2Pcs OZ-SS-112L1 16A 12VDC Multi-Function General Purpose Relay 8Pins

The OZ-SS-112L1 relay is a versatile tool. It works in many settings. This 8-pin relay fits various needs.

It runs on 12VDC power and handles 16A current. This makes it reliable and strong.

The OZ-SS-112L1 is built to last. It works well in tough conditions. This relay is a smart choice for any project.

Pros	Cons
Works for all small projects Runs on easy 12V power Can handle heavy power loads Easy to connect or wire Stays safe and works every time	Limited to only 16A current capacity Lacks higher voltage options beyond 12VDC Basic 8-pin design may not suit complex setups

Perfect For:

This relay is perfect for DIYers and tech hobbyists. It fits 12V projects that need a 16A load and 8 pins.

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5. Supco 90380 HVAC/R General Purpose Fan Relay, 13A Load, 24V Coil

The Supco 90380 is a reliable fan relay for HVAC/R systems. It controls electric signals for fans.

This relay handles up to 13A loads and works with 24V coils. It offers SPST-NO, SPST-NC, and SPDT contact forms.

The sealed enclosure protects it from dust and moisture. It’s easy to install and built to last.

Pros	Cons
Handles up to 13A electrical loads Uses a standard 24V coil Provides 1 open and 1 closed contact Offers flexible fan control options Sealed case helps protect internal parts	Limited to 24V coil, not compatible with all systems. No built-in overload protection for heavy use. Sealed enclosure may restrict customization or repairs.

Perfect For:

This relay is perfect for heating and cooling repair workers who need to control a fan. Its sealed case helps protect the parts.

Ready to Purchase?

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6. 832AW-1A-F-C1 12VDC 30A 4 Pin General Purpose Relay Heavy Duty Power Relays

The 832AW-1A-F-C1 is a 12V relay. It has 4 pins and a 30A load.

It works in many jobs. It meets UL and VDE rules.

It has a 1.9 mm gap and 4000V proof. It fits HVAC, UPS, and home gear. It lasts long and stays strong.

Pros	Cons
Handles up to 30A for heavy-duty power needs. Safety certified with UL/CUL and VDE approvals. High voltage ready with 4000Vrms dielectric strength. Built tough for long-lasting, stable performance.	No built-in protection against overcurrent or short circuits. Bulkier design may not fit compact spaces easily. Higher power consumption compared to smaller relays.

Perfect For:

The 832AW-1A-F-C1 12VDC 30A relay is perfect for anyone needing a reliable, heavy-duty power relay. It’s ideal for HVAC, UPS, power supplies, and household appliances, making it a great choice for both professionals and DIY enthusiasts.

Ready to Purchase?

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7. mxuteuk 2pcs DC 24V Coil Relay 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay General Purpose JQX-13F-DZ-DC24V

The mxuteuk 2pcs DC 24V Coil Relay is a reliable electromagnetic power relay designed for general-purpose use. It comes in a pack of 2, making it a cost-effective choice for your projects.

This relay features a DPDT (2NO 2NC) configuration with 8 terminals, ensuring versatile connectivity. Its 10A contact capacity handles both AC and DC voltages, making it suitable for various applications.

Easy to install, compact size, and LED indicator for clear status monitoring. Includes 16 extra terminals for added convenience.

Pros	Cons
24V Coil ensures reliable power control for various applications. DPDT Design offers flexible switching between circuits. 10A Capacity handles heavy loads with ease. LED Indicator provides instant status monitoring. 2-Pack includes extra terminals for convenient installation.	No mounting hardware included, requires extra purchase. Limited compatibility with low-voltage DC systems. Bulkier size may not fit compact spaces.

Perfect For:

This mxuteuk 2pcs DC 24V Coil Relay is perfect for anyone needing reliable power control in DIY projects, industrial applications, or home automation. Its DPDT design and 10A capacity make it ideal for handling various voltages with ease.

Ready to Purchase?

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8. mxuteuk 2pcs AC 110V/120V Coil 8 Pin 10A DPDT LED Indicator Electromagnetic Power Relay General Purpose JQX-13F-DZ-AC110V

The mxuteuk 2pcs AC 110V/120V Coil is a reliable electromagnetic power relay designed for general-purpose use. It comes in a pack of 2 with 16 extra terminals for easy installation.

This relay has a DPDT (2NO 2NC) type with 8 terminals. It works with AC 110V coil voltage and handles up to 10A.

Its compact size (3.39 x 2.2 x 1.1 inches) makes it easy to fit in various setups. The LED indicator adds convenience for quick status checks.

Pros	Cons
Strong 10A power for safe use LED shows on and off clear DPDT gives two switches in one AC 110V coil fits home power Two relays and 16 pins in pack	Low power limit: Supports just up to 10 amps max Direct DC is impossible: Only works with AC voltage Large size: Takes more room than compact models

Perfect For:

This product is perfect for DIY enthusiasts, electricians, or hobbyists who need reliable power relays for their projects. It’s great for controlling circuits in home automation, industrial equipment, or custom electronics.

Ready to Purchase?

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9. T92P11A22-240 Power Relay (Pack of 2) – DPDT, 240VAC, 30A Panel Relay – OEM Replacement General Purpose Relay

The T92P11A22-240 Power Relay is a heavy-duty solution for high-power needs. It handles 30A at 240VAC, perfect for tough jobs. This DPDT relay offers versatile switching for complex circuits.

Its robust build ensures long-lasting service in demanding conditions. The panel mount design makes installation easy and secure.

Ideal for industrial and commercial use, it works well in machinery, HVAC systems, and control panels. A reliable choice for general-purpose applications.

Pros	Cons
Handles 30A at 240VAC for heavy-duty tasks. DPDT design offers versatile switching in complex circuits. Built tough for long-lasting use in demanding conditions. Easy panel mount ensures secure, reliable installation.	No IP rating for outdoor or damp use. Coil voltage is unclear in the product name. No wiring diagram is provided for setup.

Perfect For:

This T92P11A22-240 Power Relay is perfect for anyone needing a reliable, heavy-duty relay for high-power applications. It’s ideal for industrial or commercial use, like machinery, HVAC systems, or control panels.

Ready to Purchase?

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10. 4016819 Ultra Micro ISO Automotive Relay (Pack of 4) – 12VDC 20A 4-Pin Relay General Purpose for Polaris ATV & UTV Applications

This 4-pack includes ultra micro relays for Polaris ATV and UTV use. Each relay handles up to 20 amps at 12 volts. The small 4-pin design fits tight spaces.

They work with many Polaris vehicles. The plug-in 280 terminal makes setup quick and simple.

Silver alloy contacts help provide steady power. The relays are made for temperatures from -30°C to +100°C.

Pros	Cons
Compact design fits tight spaces in your vehicle. Handles 20A for reliable performance in tough jobs. Works with Polaris ATVs and UTVs for easy compatibility. Quick install with plug-in terminals for hassle-free setup. Durable in extreme temps for long-lasting use.	Limited to Polaris vehicles, not universal. No wiring diagram included for DIY setup. Higher price than basic relay options.

Perfect For:

This small relay is perfect for Polaris ATV and UTV owners. It is easy to install, fits in tight spaces, and handles up to 20A for DIY users and repair pros.

Ready to Purchase?

View Price on Amazon (paid link)

Buying Guide

Choosing the right general-purpose relay is easy with our guide. We’ll help you find the best fit for your needs. Let’s get started!

Factors to Consider When Buying General Purpose Relays

Voltage Compatibility:
Make sure the relay’s voltage matches your system. Common options are 12V and 24V.
Current Rating:
Check the relay’s current capacity. It should handle your load without overheating.
Type of Relay:
Choose between SPST, SPDT, or DPDT based on your switching needs.
Coil Type:
Decide between AC or DC coils. Match it to your power source.
Mounting Style:
Pick panel mount or PCB mount depending on your installation space.
Durability:
Look for relays with sealed enclosures to protect against dust and moisture.
Brand and Certification:
Trust UL or CSA certified brands for safety and reliability.
Size and Design:
Opt for compact relays if space is limited.
Additional Features:
Consider relays with LED indicators for easy status checks.
Price and Value:
Compare prices and features to get the best value for your budget.

With these tips, you’ll find the perfect relay for your project. Happy shopping!