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In different seasons, our homes may face pest problems in large numbers. Pests such as cockroaches, ants, rodents, and mosquitoes can quickly turn your living space into a stressful environment. While pests can enter homes year-round, different types are more common in specific seasons. Winter often brings rodents like mice and rats, along with cockroaches seeking warmth. In spring and summer, insects such as mosquitoes, flies, ants, and termites thrive due to warmer temperatures and increased food availability. Fall commonly attracts pests like stink bugs and spiders. This is where ultrasonic pest repellers offer a modern, safe, and hassle-free solution.
Ultrasonic pest repellers work by emitting high-frequency sound waves that are unpleasant for pests but completely inaudible to humans. We have researched and reviewed the best ultrasonic pest repellers that offer effectiveness, wide coverage, safety, and excellent value for money.
Our Top Picks
Borhood Indoor Ultrasonic Pest Repellent
Best Overall
The Borhood is a powerful electronic indoor pest repeller that emits 25kHz–65kHz ultrasonic waves to disturb different types of pests. It covers large areas of up to 3,900 sq. ft., making it ideal for use in kitchens, garages, bedrooms, offices, attics, and more. It features three smart modes—Small (ultrasonic), Medium (pressure wave), and Large (electromagnetic)—to adapt to different pest levels.
This 2-pack ultrasonic pest repeller is a safe, low-maintenance, and humane rodent deterrent, making it a smart choice. Its dual-unit setup provides better indoor coverage and is ideal for homes that want ongoing protection without chemicals or traps.
Pros
Enhanced 3 modes, repelling most pests
Large effective coverage areas up to 3900 sq.ft
Easy plug-in use
360 degree protection
Safe and humane
Cons
It may take 1–2 weeks to notice reduced rodent activity
Product Details
Coverage Area: 3900 square feet | Frequency Range: 25kHz-65kHz | Modes: 3 | Power Source: plug & play
Mouse Repellent 360° Ultrasonic Plug in-2025 Upgraded
This ultrasonic pest repeller is a 2025 upgraded version that offers various features, including a PIR sensor, LED strobe light, 360-degree wide coverage, high-frequency ultrasonic rodent repellent, and more.
It has three modes: Day Mode (blue), Night Mode (green), and Auto PIR Sensor Mode (red). These mouse deterrents work by targeting a rodent’s hearing, smell, and nervous system, creating an uncomfortable environment that drives pests away.
Pros
360° Wide coverage
Includes three optional repelling modes
Safe for humans and pets
Fixed and variable ultrasonic
Easy to use plug and play
Cons
No major drawbacks
Product Details
Coverage: 360 degree | Operating Modes: 3 | PIR Sensors: 3 | Strobe Light: yes | Power Source: plug & play
Ultrasonic Pest Repeller Plug-in
The X-Pest repeller is an indoor electronic pest control device that uses variable-frequency ultrasonic waves to stimulate the nervous and auditory systems of mice and other pests, causing discomfort and prompting them to leave quickly.
It is a remote-controlled pest repellent that produces both powerful variable and fixed-frequency ultrasonic waves simultaneously. It can be widely used in homes, farms, offices, factories, workshops, hospitals, hotels, and more.
Pros
Protects up to 1200sq.ft
Destroys the nervous system of rodents
100% Safe for child and pets
Includes 9 LED strobe lights
Ultrasonic speaker
Mode selection
Cons
LED flashing may be distracting in bedrooms
Product Details
Coverage: 360 degree | Operating Modes: 4 | Light Sensor: yes | Strobe Light: 9 | Power Source: plug & play
Ultrasonic Pest Repeller Indoor,Multi-Mode Variable Frequency
The LED Display Ultrasonic Pest Repeller features multiple working modes, produces variable-frequency ultrasonic waves, and includes a built-in LED strobe light to prevent pests from adapting and returning.
It is equipped with eight speakers, four of which are pulsed metal speakers with strong penetrating power, providing 360-degree coverage for areas of over 3,900 square feet.
Pros
Multi-mode operation
Built-in LED strobe light
Wide indoor coverage
Friendly to humans and pets
Variable frequency ultrasonic waves
Cons
Pests usually take 1–2 weeks to leave completely
Product Details
Coverage: 360 degree | Operating Modes: 3 | LED Display: yes | Strobe Light: 4 | Power Source: plug & play | Speakers: 8
Pack of 6 Ultrasonic Repeller & Insect Indoor Repeller
This is a 6-pack ultrasonic pest repeller designed for full indoor coverage against rodents and insects. Each unit is suitable for up to 1,600 square feet and can be used in various places such as bedrooms, garages, kitchens, offices, warehouses, attics, barns, and more.
As this is a 6-pack pest repeller, install one unit vertically in each room, 10–15 inches from the floor, to effectively repel mice in the walls. Within 2–3 weeks, you will notice a significant reduction in pest activity.
Pros
Intelligent frequency conversion
6-pack value for whole-house coverage
Energy efficient
Easy operation, multiple modes
Wide effective coverage
Cons
Requires one unit per room for best results
Product Details
Coverage Area: 1600 square feet | Frequency Range: 10kHz-65kHz | Modes: multiple | Power Source: plug & play
T-27 Ultrasonic Pest Control Repeller
The T-27 ultrasonic repeller is a 4-pack device, with each device protects up to 1,600 sq. ft. in open areas, making it perfect for kitchens, garages, basements, attics, and offices. It is an affordable, low-maintenance, and chemical-free solution for controlling multiple types of indoor pests.
Pros
4-pack offers broad indoor coverage
Each device protects up to 1600 sq ft
Effective against both rodents and insects
Low power consumption for 24/7 use
Cons
Requires one unit per room
Product Details
Coverage Area: 1600 square feet per unit | Frequency Range: 20kHz-65kHz | Power Source: plug & play
Final Vedict
The Borhood indoor ultrasonic pest repeller is our overall best choice, offering three enhanced modes and covering a large area of up to 3,900 sq. ft. Another pest repeller worth considering is the 6 pack ultrasonic pest repeller, which provides easy operation, multiple modes, and excellent coverage.
FAQs
1. Do ultrasonic pest repellers really work?
Yes, ultrasonic pest repellers can be effective for light to moderate pest activity because they emit high-frequency sound waves that disturb pests and create an uncomfortable environment for mice, rats, roaches, and insects.
2. How long does it take to see results from an ultrasonic pest repeller?
In the first 7–10 days, you will notice a change in pest behavior, and it typically takes 2–3 weeks to see a significant reduction in pest activity.
3. Are ultrasonic pest repellers safe for humans and pets?
Yes, pest repellers are safe for humans, children, and pets like cats and dogs, but they are not recommended for rooms with pet rodents such as hamsters, guinea pigs, or pet mice
4. How many ultrasonic pest repellers do I need?
Use at least one ultrasonic repeller in each room because ultrasonic waves do not pass through walls or furniture. The best option is to choose a multipack such as a 2 pack, 4 pack, or 6 pack for better coverage and optimal results.
5. Where should I place an ultrasonic pest repeller?
Place the ultrasonic pest repeller in an open wall outlet, 10–15 inches above the floor, where pests commonly travel.
6. Do ultrasonic pest repellers consume a lot of electricity?
No. Ultrasonic pest repellers are energy-efficient and designed for 24/7 operation.