10 Best air conditioner surge protectors of 2025

Explore top picks

Best Choice

1

Intermatic
Intermatic AG3000 120/240 VAC Universal HVAC Surge Protective Device - Comprehensive Surge Protection, TPMOV Technology, Watertight Enclosure - UL Listed and Reliable
Main highlights

Comprehensive Surge Protection
Offers three modes of protection (L-G, L-L, L-N) to safeguard appliances.

Ideal for HVAC Systems
Perfect for protecting HVAC equipment and home appliances from power surges.

Praised Green LED Indicator
Customers appreciate the clear green LED for easy monitoring.
9.8

Exceptional

Our Rating

9.9
lasts a long time

9.9
Easy installation

9.7
Comfort
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Value for Money

2

Mars
Mars 83905 HVAC Surge Protective Device
Main highlights

Simple Installation and Protection
Easy installation with weatherproof enclosure and LED protection indicator ensures reliable performance.

Ideal for HVAC Systems
Perfect for safeguarding HVAC systems without needing additional overcurrent devices.

Customer Praised Durability
Users frequently commend its robust construction and long-lasting protection capabilities.
Key specs
- Size:Small
- Color:4
- Voltage:N/A
- Protection Type:N/A
- Dimensions:N/A
9.7

Exceptional

Our Rating
3

CCCEI
CCCEI Heavy Duty Power Strip Surge Protector for Appliances, 8 Outlet Workshop Power Strip with 1200 Joules Surge, Metal Power Strip with 6FT Extension Cord and Wide Spaced, Yellow
Main highlights

Key Features
Wall-mountable, heavy-duty design with 8 outlets, AC 15A rating, 1200J surge protection, and 6FT power cord for optimal functionality and safety.

Ideal Use Cases
Perfect for workshops, garages, and offices needing to power multiple devices securely. Great for areas with limited outlets and heavy-duty power needs.

Customer Praise
Most reviews highlight its sturdy construction, ease of installation, and the reliability in protecting devices from power surges as top benefits.
Key specs
- Cord Length:6FT
- Surge Protection:1200J
- Voltage:125V
- Amperage:15A
- Material:Aluminum housing
9.6

Exceptional

Our Rating

9.9
Cord length

9.5
Durability

9.3
worth the money
4

CCCEI

CCCEI Heavy Duty Power Strip Surge Protector with 15A, 6 Plug Industrial Shop Workshop Garden Metal Multiple Outlets, 6FT Extension Cord 1200 Joules ETL Listed, Yellow
9.5

Excellent

Our Rating

9.9
materials Quality

9.7
Cord length

8.9
worth the money
5

BXST
BXST Surge Protector 15A 1800W 140J Single Outlet Surge Protector Plug in for Home Surge Protector for Refrigerators/Air Conditioner/TV/PC 120V
Main highlights

Key Features
Advanced surge protection, delay protection for voltage stabilization, high-quality materials for durability, one-year warranty.

Ideal Use Cases
Perfect for air conditioners, freezers, ice makers, washing machines, and large appliances requiring stable voltage.

Customer Praise
Most reviews highlight the product`s reliability in protecting appliances from voltage fluctuations and the peace of mind it offers.
Key specs
- Size:N/A
- Color:N/A
- Voltage:Handles voltage fluctuations
- Protection Type:Voltage and surge protection
- Dimensions:1.2 x 1 x 1.8 inches
9.2

Excellent

Our Rating
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6

BSEED

[ETL Listed] BSEED Surge Protector, Surge Protector Outlet for Home Appliances, Power Surge Protector Suit for Refrigerator, TV, Computer and Freezer, Adjustable Voltage Regulator, 220V, 4400W, 1 Pack
9.1

Excellent

Our Rating
7

BSEED
BSEED Surge Protector Power Strip for Home Appliance, 3 Outlet Power Surge Protector, Voltage Protector Brownout Surge Refrigerator 1875W, 120V, 15A, 1 Pack
Main highlights

Comprehensive Voltage Protection
Safeguards appliances from voltage spikes, fluctuations, and brownouts with automatic induction protection and delay function.

Versatile Appliance Compatibility
Ideal for use with air conditioners, refrigerators, microwaves, and other home appliances needing stable voltage.

Sturdy Wall Attachment
Customers praise its ability to stay flat against the wall even with multiple appliances plugged in.
Key specs
- Size:N/A
- Color:N/A
- Voltage:Voltage fluctuations protection
- Protection Type:Automatic induction protection
- Dimensions:3.11 x 4.49 x 2.24 inches
9.0

Excellent

Our Rating

9.9
Cord length

9.9
For traveling

9.9
Flexibility
8

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
8.9

Very Good

Our Rating
9

Ditek
DITEK DTK-120/240CM+ Surge ARRESTOR, Parallel Protector, Multi-Purpose, NEMA 4X, UL1449 Listed, SPD, Type 1, 2W(+G), 120/240VAC
Main highlights

Primary Features and Benefits
120/240VAC, 2W +G, MULTI-PURPOSE, NEMA 4X, PARALLEL PROTECTOR, Easy to install, well made, fast delivery, bright LED indicator, 12 AWG stranded wires.

Ideal Use Scenarios
Protects HVAC systems, mini-split units, furnaces, submersible well pumps, and various household appliances from power surges and damage to circuit boards.

Most Praised Feature
Easy installation process and effective surge protection, with a bright LED indicator to show operational status.
Key specs
- Size:N/A
- Color:N/A
- Voltage:120/240VAC
- Protection Type:Parallel Protector
- Dimensions:4 x 3 x 2 inches
8.6

Very Good

Our Rating

9.9
Easy installation

9.7
safety

9.5
worth the money
10

LUDGER

Ludger Power Surge Protector (LUDX-AC), ETL Certified, Reliable Protection, 4-Minute Safety Cycle, 3 Modes LED Indicator, 2/3 Prong Outlets, Fire-Resistant
8.5

Good

Our Rating

10 Best air conditioner surge protectors of 2025

1

Intermatic AG3000 120/240 VAC Universal HVAC Surge Protective Device - Comprehensive Surge Protection, TPMOV Technology, Watertight Enclosure - UL Listed and Reliable

9.9

9.9

9.7

How do we rank?

How do we rank?

Analyzing top stores

2

Mars 83905 HVAC Surge Protective Device

3

CCCEI Heavy Duty Power Strip Surge Protector for Appliances, 8 Outlet Workshop Power Strip with 1200 Joules Surge, Metal Power Strip with 6FT Extension Cord and Wide Spaced, Yellow

9.9

9.5

9.3

4

CCCEI Heavy Duty Power Strip Surge Protector with 15A, 6 Plug Industrial Shop Workshop Garden Metal Multiple Outlets, 6FT Extension Cord 1200 Joules ETL Listed, Yellow

9.9

9.7

8.9

5

BXST Surge Protector 15A 1800W 140J Single Outlet Surge Protector Plug in for Home Surge Protector for Refrigerators/Air Conditioner/TV/PC 120V

6

[ETL Listed] BSEED Surge Protector, Surge Protector Outlet for Home Appliances, Power Surge Protector Suit for Refrigerator, TV, Computer and Freezer, Adjustable Voltage Regulator, 220V, 4400W, 1 Pack

7

BSEED Surge Protector Power Strip for Home Appliance, 3 Outlet Power Surge Protector, Voltage Protector Brownout Surge Refrigerator 1875W, 120V, 15A, 1 Pack

9.9

9.9

9.9

8

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

9

DITEK DTK-120/240CM+ Surge ARRESTOR, Parallel Protector, Multi-Purpose, NEMA 4X, UL1449 Listed, SPD, Type 1, 2W(+G), 120/240VAC

9.9

9.7

9.5

10

Ludger Power Surge Protector (LUDX-AC), ETL Certified, Reliable Protection, 4-Minute Safety Cycle, 3 Modes LED Indicator, 2/3 Prong Outlets, Fire-Resistant

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