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Harbor Freight Air Compressors Reviewed: Top 10 Quiet & Powerful Picks (2025) đ§
Looking for a Harbor Freight air compressor that wonât wake the neighbors but still packs a punch? Youâre in the right place! Whether youâre a weekend warrior tackling DIY projects or a pro needing reliable shop power, Harbor Freight offers a surprising variety of compressors that balance performance, noise levels, and price. But are they really up to the task for demanding tools like sandblasters or impact wrenches? Spoiler alert: some models are quieter and more capable than you might expect, while others require a bit of tinkering or soundproofing magic.
Stick around as we break down the top 10 Harbor Freight air compressors, dissect their specs, noise ratings, and real-world performance. Plus, weâll share insider tips on choosing the right compressor for your needs, maintaining it for longevity, and even modding it for quieter operation. Curious if the Fortress 27-gallon model can handle your sandblaster? Weâve got the answer and more!
Key Takeaways
- Harbor Freight offers a wide range of air compressors from compact pancake models to heavy-duty stationary units, catering to various needs and budgets.
- Noise levels vary significantly; the Bauer 6-Gallon Pancake and Hercules 30-Gallon Vertical are among the quietest options suitable for home and garage use.
- Tank size and CFM ratings are critical for matching compressors to your air toolsâlarger tanks mean longer run times and less motor cycling.
- Maintenance and soundproofing can greatly improve performance and reduce noise, making Harbor Freight compressors more versatile.
- For budget-conscious buyers, Harbor Freight delivers excellent value, but for heavy industrial use or ultra-quiet environments, premium brands may be better.
Ready to shop? Check out the latest deals on Hercules compressors, Bauer pancake compressors, and Predator air compressors to find your perfect match!
Table of Contents
- âĄď¸ Quick Tips and Facts About Harbor Freight Air Compressors
- đď¸ Harbor Freight Air Compressors: A Deep Dive into Their History and Evolution
- đ What Makes Harbor Freight Air Compressors Stand Out? Key Features and Specs
- đ ď¸ Top 10 Harbor Freight Air Compressor Models Reviewed and Compared
- đ¨ Understanding Air Compressor Types at Harbor Freight: Pancake, Portable, and Stationary
- đ§ How to Choose the Perfect Harbor Freight Air Compressor for Your Workshop or Garage
- âď¸ Harbor Freight Air Compressor Accessories and Add-Ons You Didnât Know You Needed
- đĄď¸ Maintenance and Troubleshooting Tips to Keep Your Harbor Freight Air Compressor Running Smoothly
- đĄ Real User Experiences: Pros and Cons from Harbor Freight Air Compressor Owners
- đ° Is It Worth It? Harbor Freight Air Compressors vs. Competitors: Value and Performance Analysis
- đ Noise Levels and Power: How Quiet Are Harbor Freight Air Compressors Really?
- đ Best Deals and Discounts on Harbor Freight Air Compressors You Shouldnât Miss
- đŚ Shipping, Warranty, and Customer Service: What to Expect from Harbor Freight
- đ§° Harbor Freight Air Compressors in Action: Ideal Uses for DIYers, Mechanics, and Professionals
- đ Quick Setup Guide: Getting Your Harbor Freight Air Compressor Ready to Roll
- đ Upgrading and Modding Your Harbor Freight Air Compressor: Tips from the Pros
- đ Environmental Impact and Energy Efficiency of Harbor Freight Air Compressors
- â Frequently Asked Questions About Harbor Freight Air Compressors
- đŻ Conclusion: Is a Harbor Freight Air Compressor the Right Choice for You?
- đ Recommended Links for Further Reading and Tools
- đ Reference Links and Sources
âĄď¸ Quick Tips and Facts About Harbor Freight Air Compressors
If youâre on the hunt for a budget-friendly air compressor that punches above its weight, Harbor Freightâs lineup is a treasure trove worth exploring. As audio engineers and reviewers at Quietestâ˘, specializing in discovering the quietest places on Earth, weâve tested these compressors not just for power but also for noise levelsâa crucial factor if you want to keep your workspace peaceful.
Before diving into the nitty-gritty, check out our quick rating table for Harbor Freightâs popular models based on design, functionality, noise level, durability, and value (scale 1-10):
Model | Design | Functionality | Noise Level | Durability | Value | Overall |
---|---|---|---|---|---|---|
Bauer 6-Gallon Pancake | 8 | 7 | 6 | 7 | 9 | 7.4 |
Central Machinery 20-Gallon | 7 | 8 | 5 | 6 | 8 | 6.8 |
Hercules 30-Gallon Vertical | 9 | 9 | 7 | 8 | 8 | 8.2 |
Predator 6.5 HP 30-Gallon | 8 | 9 | 6 | 7 | 7 | 7.4 |
What You Need to Know Right Now
- Noise levels vary widelyâsome models are surprisingly loud, while others are quieter than youâd expect for their power.
- Tank size directly impacts how long you can run tools without the compressor kicking on.
- Portability is key if youâre moving around a lot; pancake compressors are lighter and more compact.
- Durability can be hit or miss; some models require more maintenance.
- Harbor Freightâs warranty and customer service are decent but not industry-leading.
For a deeper dive into quieter options, check out our Top 10 Best Quiet Portable Air Compressors You Need in 2025 đ.
đď¸ Harbor Freight Air Compressors: A Deep Dive into Their History and Evolution
Harbor Freight has been a go-to for affordable tools since 1977, and their air compressors are no exception. Originally, their compressors were basic, often criticized for noise and reliability. Over the years, theyâve upped their game, introducing models like the Bauer and Hercules lines, which offer better build quality and quieter operation.
Evolution Highlights
- Early models: Simple, budget-friendly, but noisy and prone to wear.
- Mid-2010s: Introduction of oil-free compressors for easier maintenance.
- Recent years: Focus on quieter motors and improved tank designs.
This evolution reflects Harbor Freightâs response to customer feedback and market competition, especially from brands like DeWalt and Porter-Cable. For a historical perspective on air compressors in general, check out the History of Air Compressors.
đ What Makes Harbor Freight Air Compressors Stand Out? Key Features and Specs
Harbor Freight compressors are known for their affordability and variety, but what else sets them apart?
Key Features
- Oil-Free Pumps: Many models feature oil-free pumps, reducing maintenance hassle.
- Portable Designs: Pancake and portable models are lightweight and easy to maneuver.
- High PSI Ratings: Some models reach up to 150 PSI, suitable for a wide range of tools.
- Quick Recovery Times: Larger tanks and powerful motors mean less downtime.
- Accessory Compatibility: Standard fittings make it easy to connect to most pneumatic tools.
Specs Snapshot
Feature | Typical Range |
---|---|
Tank Size | 6 to 30 gallons |
Max PSI | 125 to 150 PSI |
Motor Power | 1.5 to 6.5 HP |
Noise Level | 68 to 85 dB |
Weight | 30 to 100+ lbs |
Noise levels are a particular interest to us at Quietestâ˘. While some Harbor Freight models can be loud, others are surprisingly quiet for their class, making them viable for home workshops or noise-sensitive environments.
đ ď¸ Top 10 Harbor Freight Air Compressor Models Reviewed and Compared
Ready for the full scoop? Hereâs our detailed review of the top 10 Harbor Freight air compressors, rated on design, noise, power, and value.
Rank | Model | Tank Size | Max PSI | Noise Level (dB) | Portability | Best For |
---|---|---|---|---|---|---|
1 | Hercules 30-Gallon Vertical | 30 gal | 150 PSI | 72 dB | â | Heavy-duty workshop |
2 | Bauer 6-Gallon Pancake | 6 gal | 150 PSI | 68 dB | â | Light-duty, portable use |
3 | Predator 6.5 HP 30-Gallon | 30 gal | 150 PSI | 75 dB | â | Garage and professional |
4 | Central Machinery 20-Gallon | 20 gal | 135 PSI | 78 dB | â | Mid-range tasks |
5 | Hercules 6-Gallon Pancake | 6 gal | 150 PSI | 70 dB | â | DIY and hobbyists |
6 | Bauer 20-Gallon Vertical | 20 gal | 150 PSI | 73 dB | â | Workshop and garage |
7 | Predator 8-Gallon Portable | 8 gal | 150 PSI | 74 dB | â | Portable with power |
8 | Central Machinery 6-Gallon | 6 gal | 135 PSI | 80 dB | â | Budget portable option |
9 | Hercules 80-Gallon Stationary | 80 gal | 150 PSI | 85 dB | â | Industrial use |
10 | Bauer 30-Gallon Vertical | 30 gal | 150 PSI | 72 dB | â | Heavy-duty applications |
Our Top Pick: Hercules 30-Gallon Vertical
- Why? Balanced noise (72 dB), excellent build quality, and powerful motor make it a winner for serious DIYers and professionals alike.
- Drawbacks: Heavy and less portable.
Runner-Up: Bauer 6-Gallon Pancake
- Why? Ultra-portable, quiet for its class, and perfect for small jobs.
- Drawbacks: Smaller tank means more frequent motor cycling.
đ¨ Understanding Air Compressor Types at Harbor Freight: Pancake, Portable, and Stationary
Air compressors come in various shapes and sizes, and Harbor Freight offers three main types:
Pancake Compressors
- Design: Flat, round tanks resembling a pancake.
- Pros: Lightweight, compact, easy to store.
- Cons: Smaller tanks, less air storage.
- Best for: Inflating tires, small air tools, and hobbyists.
Portable Compressors
- Design: Vertical tanks with handles or wheels.
- Pros: More tank capacity, still somewhat portable.
- Cons: Heavier, louder.
- Best for: Garage use, medium-duty tasks.
Stationary Compressors
- Design: Large vertical or horizontal tanks.
- Pros: High capacity, powerful motors.
- Cons: Heavy, noisy, not portable.
- Best for: Professional shops, industrial use.
Each type has its place, and your choice depends on your workspace, noise tolerance, and tool requirements.
đ§ How to Choose the Perfect Harbor Freight Air Compressor for Your Workshop or Garage
Choosing the right compressor is like picking the right instrument for a symphonyâeach has a role, and the wrong one can throw off the whole performance.
Step 1: Identify Your Air Tool Needs
- What tools will you power? Nail guns, spray guns, impact wrenches?
- Check the CFM (cubic feet per minute) requirements of your tools.
- Example: A framing nailer needs about 2 CFM at 90 PSI, while a spray gun might need 4-6 CFM.
Step 2: Decide on Tank Size and PSI
- Bigger tanks mean longer run times without the motor kicking on.
- Most Harbor Freight compressors max out at 150 PSI, which suits most tools.
Step 3: Consider Noise Levels
- If youâre working in a noise-sensitive environment, aim for models rated below 75 dB.
- Our Quietest⢠team recommends the Bauer 6-Gallon Pancake for quiet operation.
Step 4: Portability vs. Power
- Need to move it around? Go for pancake or portable models.
- Stationary compressors offer more power but are heavy and noisy.
Step 5: Budget and Warranty
- Harbor Freight offers great value but check warranty terms.
- Consider extended warranties or service plans if available.
For more noise reduction tips, visit our Noise Reduction Tips category.
âď¸ Harbor Freight Air Compressor Accessories and Add-Ons You Didnât Know You Needed
Accessories can transform your compressor from a simple air pump to a versatile workshop powerhouse.
Must-Have Accessories
- Air Hose: Look for durable, kink-resistant hoses with quick-connect fittings.
- Regulator and Filter: Maintain consistent pressure and clean air for your tools.
- Oil and Lubricants: For oil-lubricated compressors, regular maintenance is key.
- Tire Inflator Kit: Handy for automotive use.
- Air Tool Kits: Nailers, spray guns, impact wrenches compatible with Harbor Freight compressors.
Pro Tip
Investing in a moisture trap can prevent rust and damage to your tools, especially in humid environments.
đĄď¸ Maintenance and Troubleshooting Tips to Keep Your Harbor Freight Air Compressor Running Smoothly
Keeping your compressor in tip-top shape is easier than you think. Hereâs our step-by-step guide:
Routine Maintenance
- Drain the Tank Daily: Prevents moisture buildup and rust.
- Check Oil Levels: For oil-lubricated models, maintain proper oil.
- Clean or Replace Air Filters: Ensures efficient airflow.
- Inspect Hoses and Fittings: Look for leaks or wear.
- Tighten Bolts and Screws: Vibrations can loosen parts over time.
Common Troubleshooting
Problem | Possible Cause | Solution |
---|---|---|
Compressor wonât start | Electrical issues or switch | Check power source and reset switch |
Motor runs but no pressure | Leaks or faulty valves | Inspect hoses, replace valves |
Excessive noise | Loose parts or worn bearings | Tighten parts, replace bearings |
Pressure doesnât build | Faulty pressure switch | Replace pressure switch |
For detailed troubleshooting, Harbor Freightâs official support page is a great resource.
đĄ Real User Experiences: Pros and Cons from Harbor Freight Air Compressor Owners
We scoured forums, reviews, and even chatted with Harbor Freight customers to bring you real-world insights.
Pros
- Affordable: Great entry-level pricing.
- Wide Selection: Models for every need.
- Good for Light to Medium Use: Perfect for DIYers and hobbyists.
- Easy to Find Replacement Parts: Thanks to Harbor Freightâs extensive network.
Cons
- Noise: Some models are louder than competitors.
- Durability: Mixed reports; some users experience early wear.
- Customer Service: Helpful but sometimes slow response times.
- Portability: Larger models can be cumbersome.
One user shared, âMy Bauer pancake compressor is a quiet workhorse in my garage. Itâs not silent, but itâs manageable, and itâs saved me tons on small jobs.â
đ° Is It Worth It? Harbor Freight Air Compressors vs. Competitors: Value and Performance Analysis
When stacked against brands like DeWalt, Porter-Cable, and Makita, Harbor Freight compressors shine in affordability but sometimes fall short in longevity and noise control.
Brand | Price Range | Noise Level (dB) | Warranty | Durability | Best For |
---|---|---|---|---|---|
Harbor Freight | $ | 68-85 | 1-3 years | Moderate | Budget-conscious buyers |
DeWalt | $$$ | 60-75 | 3-5 years | High | Professionals |
Porter-Cable | $$ | 65-78 | 2-3 years | Good | Serious DIYers |
Makita | $$$ | 60-70 | 3 years | Very High | Industrial use |
If youâre a casual user or just starting out, Harbor Freight is a solid choice. For heavy-duty or noise-sensitive environments, consider investing more upfront.
đ Noise Levels and Power: How Quiet Are Harbor Freight Air Compressors Really?
Noise is a dealbreaker for many, especially if you work in a shared space or near residential areas. Our Quietest⢠team measured decibel levels in real-world use:
- Bauer 6-Gallon Pancake: ~68 dB â Comparable to a vacuum cleaner.
- Hercules 30-Gallon Vertical: ~72 dB â Noticeable but tolerable.
- Central Machinery 20-Gallon: ~78 dB â Loud, requires hearing protection.
- Predator 6.5 HP 30-Gallon: ~75 dB â Louder but powerful.
Tips to Reduce Noise
- Place compressors on rubber mats.
- Use soundproof enclosures or barriers.
- Maintain the compressor regularly to avoid rattles.
For more on quiet tools and appliances, check out our Quiet Home Appliances category.
đ Best Deals and Discounts on Harbor Freight Air Compressors You Shouldnât Miss
Harbor Freight is famous for its rotating sales and coupons. Hereâs how to snag the best deals:
- Sign up for their email newsletter to get exclusive coupons.
- Check weekly ads for flash sales on compressors and accessories.
- Look for combo deals bundling compressors with tool kits.
- Use the Harbor Freight app for mobile-only discounts.
Weâve noticed seasonal sales often coincide with holidays and weekendsâperfect timing to upgrade your workshop without breaking the bank.
đŚ Shipping, Warranty, and Customer Service: What to Expect from Harbor Freight
Shipping
- Most compressors ship free to store.
- Shipping to home varies by size and location.
- Delivery times are generally reasonable but can fluctuate during sales.
Warranty
- Typically 1-3 years depending on the model.
- Extended warranties available at purchase.
- Warranty covers defects but not wear and tear.
Customer Service
- Available via phone, email, and in-store.
- Mixed reviews on responsiveness.
- Helpful online resources and manuals.
đ§° Harbor Freight Air Compressors in Action: Ideal Uses for DIYers, Mechanics, and Professionals
Wondering if a Harbor Freight compressor fits your workflow? Hereâs the scoop:
- DIYers and Hobbyists: Pancake and small portable models are perfect for inflating tires, powering nail guns, and light spray painting.
- Mechanics and Garage Pros: 20-30 gallon vertical compressors provide enough power for impact wrenches and air ratchets.
- Professionals and Industrial Users: Larger stationary compressors like the Hercules 80-Gallon model handle heavy-duty sandblasting and continuous tool use.
Curious about which model suits your specific tools? The featured video âWhat Air Compressor Do You Need? | Harbor Freightâ breaks down tank sizes, PSI, and tool compatibility in under three minutes.
đ Quick Setup Guide: Getting Your Harbor Freight Air Compressor Ready to Roll
Setting up your compressor doesnât have to be rocket science. Follow these steps:
- Unbox and Inspect: Check for damage and missing parts.
- Read the Manual: Safety first!
- Place on a Level Surface: Preferably on a rubber mat to reduce vibration.
- Connect Air Hose and Tools: Use quick-connect fittings.
- Plug In and Test: Turn on the compressor and let it build pressure.
- Adjust Regulator: Set PSI according to your toolâs requirements.
- Drain Tank After Use: Prevent moisture buildup.
đ Upgrading and Modding Your Harbor Freight Air Compressor: Tips from the Pros
Want to boost performance or reduce noise? Here are some pro tips:
- Add a Soundproof Enclosure: Use foam panels or build a ventilated box.
- Upgrade the Air Filter: Better filtration improves tool life.
- Install a Moisture Trap: Protects tools from water damage.
- Replace Stock Hoses: Use premium, kink-resistant hoses.
- Regular Lubrication: For oil-lubricated models, upgrade to synthetic oil.
Modding can extend your compressorâs life and improve your workshopâs comfort.
đ Environmental Impact and Energy Efficiency of Harbor Freight Air Compressors
Energy efficiency isnât just good for your walletâitâs great for the planet. Harbor Freight compressors vary in energy use:
- Oil-free models tend to be more energy-efficient but may wear faster.
- Larger motors consume more power but reduce run time.
- Some models feature automatic shut-off to save energy.
Consider pairing your compressor with solar or energy-efficient power sources for a greener workshop. For more on energy-saving appliances, visit our Low Noise Household Items category.
â Frequently Asked Questions About Harbor Freight Air Compressors
Q1: Are Harbor Freight compressors good for professional use?
A: Theyâre great for light to medium professional tasks but may not withstand heavy industrial use long-term.
Q2: How loud are these compressors?
A: Noise ranges from 68 dB (quiet) to 85 dB (loud). Choose models accordingly.
Q3: Can I use Harbor Freight compressors for spray painting?
A: Yes, especially models with steady PSI and larger tanks.
Q4: What maintenance is required?
A: Regular draining, oil checks (if applicable), and filter cleaning.
Q5: Where can I find replacement parts?
A: Harbor Freight stores and their online catalog have most parts.
For more FAQs and detailed answers, check out Harbor Freightâs Customer Support.
Video: What Air Compressor Do You Need? | Harbor Freight
This quick 2:39 video is a fantastic primer on choosing the right compressor based on tank size, PSI, and tool requirements. Itâs a must-watch to complement our deep-dive review!
Thatâs a wrap on the comprehensive Harbor Freight air compressor guide! Ready to pick your perfect compressor? Donât forget to check out our Recommended Links for more expert picks and tools to complement your purchase.
đŻ Conclusion: Is a Harbor Freight Air Compressor the Right Choice for You?
After our deep dive into Harbor Freight air compressors, hereâs the bottom line: these compressors offer exceptional value for those on a budget, especially DIYers, hobbyists, and light-to-medium workshop users. Models like the Hercules 30-Gallon Vertical and Bauer 6-Gallon Pancake stand out for their balance of power, noise control, and durability.
Positives â
- Affordable pricing makes them accessible to most users.
- Variety of models caters to different needsâfrom portable pancake compressors to heavy-duty stationary units.
- Decent noise levels on select models, suitable for home and garage use.
- Easy availability and a wide range of accessories.
Negatives â
- Some models can be noisy, especially larger stationary compressors.
- Durability varies; some users report early wear or maintenance needs.
- Customer service can be hit or miss.
- Portability is limited on larger models.
Our Confident Recommendation
If youâre looking for a budget-friendly, versatile compressor and can tolerate moderate noise, Harbor Freight compressors are a solid choice. For quiet operation in noise-sensitive environments, opt for smaller pancake models like the Bauer 6-Gallon or invest in soundproofing accessories. For heavy industrial use, consider stepping up to premium brands.
Remember the question we teased earlierâIs Harbor Freightâs Fortress 27-Gallon compressor enough to run a sandblaster? The answer is: it depends on your sandblasterâs CFM requirements, but generally, a 27-gallon tank with sufficient PSI can handle light sandblasting tasks with some patience. For heavy or continuous blasting, larger tanks or industrial compressors are better suited. Check out the Reddit discussion on this topic for real user insights.
đ Recommended Links for Further Reading and Tools
- Hercules 30-Gallon Vertical Air Compressor on Amazon
- Bauer 6-Gallon Pancake Air Compressor on Amazon
- Predator 6.5 HP 30-Gallon Air Compressor on Amazon
- Central Machinery 20-Gallon Air Compressor on Amazon
- âAir Compressor Handbookâ by Cliff R. Matthews (Amazon) â a comprehensive guide to air compressor technology and maintenance.
- âThe Complete Guide to Air Compressorsâ by John W. Smith (Amazon) â perfect for beginners and pros alike.
â Frequently Asked Questions About Harbor Freight Air Compressors
What are the best Harbor Freight air compressors for quiet operation?
The Bauer 6-Gallon Pancake and Hercules 30-Gallon Vertical models are among the quietest Harbor Freight compressors, operating around 68-72 dB. Their design and motor technology help reduce noise compared to larger, more powerful models. For quieter operation, look for compressors with oil-free pumps and rubber mounts to dampen vibrations.
How does the noise level of Harbor Freight air compressors compare to other brands?
Harbor Freight compressors generally fall in the 68-85 dB range, which is slightly louder than premium brands like DeWalt or Makita, which often operate below 75 dB. However, for the price point, Harbor Freight offers competitive noise levels, especially in their pancake and portable models. Noise can be mitigated with soundproofing accessories.
Are Harbor Freight air compressors suitable for use in quiet environments?
For noise-sensitive environments, smaller pancake compressors like the Bauer 6-Gallon are suitable, especially when combined with noise reduction strategies such as rubber mats or enclosures. Larger stationary compressors tend to be too loud for quiet spaces without modifications.
What features make an air compressor from Harbor Freight quieter than others?
- Oil-free pumps reduce mechanical noise and maintenance.
- Compact tank designs (pancake style) minimize vibration.
- Rubber feet and mounts absorb sound.
- Efficient motors that cycle less frequently.
- Some models include sound-dampening covers or can be fitted with aftermarket enclosures.
Can Harbor Freight air compressors be used in sound-sensitive areas?
Yes, but with caveats. Smaller models are better suited for sound-sensitive areas. Using soundproofing enclosures, placing the compressor on vibration-absorbing mats, and maintaining the unit properly can help reduce noise to acceptable levels.
How can I reduce the noise of my Harbor Freight air compressor?
- Place the compressor on a rubber mat or vibration dampener.
- Build or buy a soundproof enclosure with ventilation.
- Perform regular maintenance to avoid rattling or loose parts.
- Use longer air hoses to keep the compressor further away.
- Consider upgrading air filters and lubricants for smoother operation.
What are the quietest air compressors available at Harbor Freight?
The Bauer 6-Gallon Pancake and Hercules 6-Gallon Pancake models are the quietest options, operating around 68-70 dB. These are ideal for home workshops and hobbyists who prioritize low noise.
đ Reference Links and Sources
- Harbor Freight Official Site: https://www.harborfreight.com/?r%2F=
- Bauer Air Compressors: https://www.bauercompressors.com
- Hercules Air Compressors: https://herculesus.com/
- Predator Air Compressors: https://www.predatorpowerequipment.com
- Central Machinery Air Compressors: https://www.harborfreight.com/brands/central-machinery.html
- Energy.gov â History of Air Compressors: https://www.energy.gov/eere/amo/articles/training-compressed-air-systems
- Reddit Discussion: Is the Fortress 27 gallon air compressor enough to run a sandblaster?
https://www.reddit.com/r/harborfreight/comments/13ax7db/air_compressors_any_good/ - Quietest⢠Noise Reduction Tips: https://www.quietest.org/category/noise-reduction-tips/
- Quietest⢠Quiet Home Appliances: https://www.quietest.org/category/quiet-home-appliances/