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Best air conditioner surge protectors - Holiday Sale 2025

Last Updated - December 14, 2025

1
Best Choice

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

MARS

Mars 83905 HVAC Surge Protective Device

MARS

$73.81

More Details
Main highlights
- LED protection indicator
- Installation - Type 1 and 2 (no additional overcurrent device required)
- Easy installation with weatherproof enclosure
$73.81
2

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Intermatic

Intermatic AG3000 120/240 VAC Universal HVAC Surge Protective Device - Advanced Surge Protection, TPMOV Tech, Watertight Enclosure - UL Listed for Reliable Safety

Intermatic

$71.00

More Details
Main highlights
- VISUAL MONITORING EASE - A green LED indicator on the AG3000 grants at-a-glance protection status, enabling quick verification of equipment safety against power surges. Stay informed and confident in your devices' security.
- CUTTING-EDGE TPMOV TECHNOLOGY - Experience true peace of mind with our state-of-the-art Thermally Protected Metal Oxide Varistor technology, surpassing standard MOV technology by eliminating hazardous failure modes and ensuring steadfast surge protection.
- COMPREHENSIVE SURGE SHIELD - Secure your HVAC equipment and household devices with Intermatic AG3000 Surge Protective Device, offering three modes of protection (L-G, L-L, L-N) for robust defense against power surges and potential damage.
- CERTIFIED RELIABILITY - UL Listed to ANSI/UL 1449 5th Edition, the Intermatic AG3000 carries the industry's highest safety standards. With a 3-year product warranty and a $7,500 connected equipment warranty for 3 years, you can depend on Intermatic's surge protection solution.
- BUILT FOR LONGEVITY -The Type 4X watertight and UV resistant plastic enclosure safeguards against the elements, rendering the AG3000 perfect for both indoor and outdoor setups. Enjoy lasting surge protection and environmental resilience.
$71.00
3

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

BSEED

BSEED Surge Protector Home Appliance,Single Outlet Power Voltage Protector,Voltage Brownout Outlet Surge Refrigerator 1440 Watts,Voltage Brownout Plug Outlet, 1875W, 120V, 15A(4 Pack)

BSEED

$49.99

More Details
Main highlights
- Working Principle: As there is an interruption in the current flow, the Voltage surge protector gives an interval of 3 minutes to allow the voltage to stabilize. Additionally, the Voltage surge protector provides protection against voltage spikes that can damage electrical equipment.
- Lifetime Support & Warranty: Backed by BSEED’s 3-year warranty and 24/7 customer service, your investment is fully protected. Our surge protector comes with a no-questions-return policy. Join 50,000+ satisfied customers who trust BSEED surge protection products for valuable electrical system—now for peace of mind in your warm home.
- LED INDICATOR: Light indicators for Normal(Output), High(Overvoltage), Low(Undervoltage), and Delay
- Delay Function: If the device encounters (electric power) voltage fluctuations, it will protect the appliance by providing the output until the voltage stabilizes. The “DELAY” indicator would be turned on to inform its user. The appliance would be delayed for 3 mins to confirm that the voltage is stable so that it could be re-established.
- Automatic Induction Protection: Protect your electrical devices by interrupting the current flow from voltage spikes, instant surge, voltage fluctuation, brownout, and that voltage which are too high or too low. if you have any questions, please do not hesitate to contact us immediately
- Applicable Equipment: The voltage (surge) protector suit for Air Conditioners, Freezers, Ice Makers, Washing Machines, or any Large Appliances.
$49.99
4

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Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Zuomeng

HVAC Surge Protector, Zuomeng 120/240VAC Universal Air Conditioner Surge Protective Device with 20kA Surge Absorption, Dual LED Indicators, 3 Type of Protection to Protect HVAC Systems

Zuomeng

$59.99

More Details
Main highlights
- WIDE APPLICATIONS: This SPD supports 120/240VAC and is suitable for residential and commercial HVAC systems, such as compressors, motors, and fans. The side-threaded design makes installation easy and ensures seamless integration with existing electrical systems
- WATERPROOF & FLAME RETARDANT: Features IP65 waterproof rating and flame-retardant materials, ensuring no leakage during heavy storms and no ignition/spreading in high temperatures. The dual-protection design guarantees safe and stable operation in extreme conditions, delivering long-lasting surge protection
- SURGE PROTECTION EXPERT FOR HVAC SYSTEMS: This high-performance surge protector absorbs up to 20kA of surge, effectively shielding your HVAC systems and home appliances from lightning strikes, power fluctuations, and other sudden high-voltage spikes, preventing costly repairs or replacements
- EASY MONITORING OF PROTECTION STATUS: The surge protector features two LED indicators, helping you quickly confirm if the device is protected from surges and accurately identify the problematic line. This is especially useful when protecting two independent line devices simultaneously
- 3 TYPE PROTECTION MODES: The 120/240VAC HVAC surge protective device offers three protection modes (L-G, L-L, L-N) to suit various wiring configurations, providing comprehensive surge defense. The built-in thermal protection enhances circuit safety and reduces fire risks
$59.99
5
Best Value

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

BXST

BXST Single Outlet Surge Protector for Refrigerator/Air-Conditioner/Smart TV Small Wall Outlet Power Surge Plug in Voltage Protector for Home Appliance 140J 4400W（2 Pack）

BXST

$28.99

More Details
Main highlights
- Worry-Free Warranty:Enjoy peace of mind with our 12-month warranty and 24-hour customer service. If you have any questions or concerns, we're here to assist you at any time.
- Wide Compatibility:This 220V 20A surge protector is ideal for safeguarding a variety of household appliances, including air conditioners, freezers, washing machines, microwave ovens, and more.The frequency range of the surge protector is 50/60Hz, the voltage detection range is 165-260V, and the delay time is 3 minutes.
- Premium Safety Features:Crafted from high-quality flame-retardant materials that meet UL94-5VA standards, our surge protector offers enhanced durability and fire resistance, ensuring long-lasting safety for your home.
- Enhanced Surge Protection:Our surge protector is designed to handle sudden power surges, such as lightning strikes, by absorbing and dissipating up to 140 joules of surge energy. This ensures your electrical equipment is shielded from potentially damaging overvoltage.
- 2.Smart Voltage Monitoring:The surge protector with automatic voltage detection, the surge protector will illuminate the indicator light when encountering high or low voltage. A flashing red light signals high voltage protection, while a steady red light indicates low voltage protection is active.
$28.99

Best air conditioner surge protectors - Holiday Sale 2025

Mars 83905 HVAC Surge Protective Device

Intermatic AG3000 120/240 VAC Universal HVAC Surge Protective Device - Advanced Surge Protection, TPMOV Tech, Watertight Enclosure - UL Listed for Reliable Safety

BSEED Surge Protector Home Appliance,Single Outlet Power Voltage Protector,Voltage Brownout Outlet Surge Refrigerator 1440 Watts,Voltage Brownout Plug Outlet, 1875W, 120V, 15A(4 Pack)

HVAC Surge Protector, Zuomeng 120/240VAC Universal Air Conditioner Surge Protective Device with 20kA Surge Absorption, Dual LED Indicators, 3 Type of Protection to Protect HVAC Systems

BXST Single Outlet Surge Protector for Refrigerator/Air-Conditioner/Smart TV Small Wall Outlet Power Surge Plug in Voltage Protector for Home Appliance 140J 4400W（2 Pack）

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