Are you installing a new laundry area or upgrading an existing laundry area? A washing machine outlet box is an essential component to ensure that your washing machine drains water safely and efficiently. Whether you’re a homeowner, DIY enthusiast, or professional plumber, choosing the right outlet box can make a big difference in your laundry setup. This easy-to-understand guide explains everything you need to know about washing machine outlet boxes, including their features, benefits, and how to choose the best one for your needs. We’ll also review three of the highest-rated products on Amazon so you can decide which one is right for you.
For more options, explore our guides on Magic Chef Washer Models and Best Magic Chef Washing Machines to find the perfect fit for your laundry room.
What is a Washing Machine Outlet Box?
A Washing Machine Outlet Box is a plumbing part that connects your washing machine to the water supply and drain. It usually includes:
Hot and Cold Water Inlets: For connecting water supply lines.
Drain Outlet: For connecting the washing machine’s drain hose.
Shut-Off Valves: To turn off the water supply during emergencies or repairs.
Hammer Arrestors: Optional parts that stop water hammer (a loud banging noise caused by sudden water pressure changes).
Why Do You Need a Washing Machine Outlet Box?
Here’s why a Washing Machine Outlet Box is important:
Safety: Prevents leaks and water damage by providing a secure connection.
Convenience: Makes it easy to turn off the water during repairs or emergencies.
Organization: Keeps your laundry area neat by hiding pipes and hoses.
Durability: Made from strong materials like brass and plastic for long-lasting use.
Top 3 Washing Machine Outlet Boxes on Amazon
1. HeSun Washing Machine Outlet Box
Price: $26.45
Rating: 4.4/5 (183 ratings)
Key Features
- Material: Lead-free brass and strong plastic.
- Inlet/Outlet: 1/2-inch PEX crimp inlet x 3/4-inch MHT outlet.
- Drain Design: Central and side drain options.
- Installation: Easy recessed installation with included brackets.
- Package Includes: Outlet box, brackets, and a protective cover.
Why Choose HeSun?
The HeSun Washing Machine Outlet Box is a great choice for both homes and businesses. It’s strong, easy to install, and works well for most setups.
2. GUOFIS Washing Machine Outlet Box with Stainless Steel Hammer Arrestor
Price: $32.99
Rating: 3.8/5 (6 ratings)
Key Features
Material: Pex,Stainless Steel.
Inlet/Outlet: 1/2-inch push-fit inlet x 3/4-inch MHT outlet.
Drain Design: Central and side drain options.
Installation Type: Recessed Residential Installation.
Package Includes: Outlet box with hammer arrestor.
Why Choose GUOFIS?
The GUOFIS Washing Machine Outlet Box is built to last and includes a hammer arrestor to prevent loud banging noises. It’s perfect for homes with high water pressure.
3. EFIELD Universal Washing Machine Outlet Box
Price: $26.45
Rating: 4.5/5 (101 ratings)
Key Features
Material: Lead-free brass and plastic.
Inlet/Outlet: 1/2-inch PEX crimp inlet x 3/4-inch MHT outlet.
Drain Design: Central drain.
Installation: Snap-on frame for easy installation.
Package Includes: Outlet box with shut-off valves.
Why Choose EFIELD?
The EFIELD Universal Washing Machine Outlet Box is a reliable and affordable option. It’s easy to install and works well for most DIY projects.
Comparison Table: Top 3 Washing Machine Outlet Boxes
| Feature | HeSun | GUOFIS | EFIELD |
| Price | $26.45 | $32.99 | $26.45 |
| Rating | 4.4/5 | 3.8/5 | 4.5/5 |
| Material | Brass & Plastic | Brass, Plastic, SS Arrestor | Brass & Plastic |
| Inlet/Outlet | 1/2″ PEX x 3/4″ MHT | 1/2″ Push-fit x 3/4″ MHT | 1/2″ PEX x 3/4″ MHT |
| Drain Design | Central & Side | Central & Side | Central |
| Installation | Recessed | Snap-on Frame | Snap-on Frame |
| Hammer Arrestor | No | Yes | No |
How to Install a Washing Machine Outlet Box
Installing a Washing Machine Outlet Box is simple. Here’s how:
- Turn Off Water Supply: Shut off the main water supply before starting.
- Cut Drywall: Cut a hole in the wall to fit the outlet box.
- Connect Pipes: Attach the water supply lines to the inlets.
- Secure the Box: Use screws or brackets to fix the box in place.
- Connect Drain Hose: Attach the washing machine’s drain hose to the outlet.
- Test for Leaks: Turn on the water and check for leaks.
Frequently Asked Questions (FAQs)
Q1. What is a hammer arrestor, and do I need one?
Ans. A hammer arrestor stops loud banging noises caused by sudden water pressure changes. It’s helpful if you have high water pressure at home.
Q2. Can I install a washing machine outlet box myself?
Ans. Yes, if you’re comfortable with basic plumbing. For tricky setups, it’s better to call a plumber.
Q3. What size inlet and outlet do I need?
Ans. Most outlet boxes have a 1/2-inch inlet and a 3/4-inch MHT outlet. Check your washing machine’s manual to be sure.
Q4. How do I clean and maintain my outlet box?
Ans. Check for leaks regularly, clean the drain outlet, and replace any worn-out parts.
Final Thoughts
A Washing Machine Outlet Box is a small but important part of your laundry setup. It keeps your water supply safe and your laundry area tidy. Whether you choose the HeSun, GUOFIS, or EFIELD model, think about your needs and how easy it is to install.
Which One is Best for You?
If you’re looking for a budget-friendly and reliable option, go for the HeSun Washing Machine Outlet Box. It’s versatile, easy to install, and works well for most homes.
If you have high water pressure and want extra protection, the GUOFIS Washing Machine Outlet Box with Hammer Arrestor is a great choice.
For a simple and affordable option, the EFIELD Universal Washing Machine Outlet Box is perfect for DIY projects.
Ready to upgrade your laundry setup? Click the button below to get your Washing Machine Outlet Box today and enjoy a safer, more organized laundry space!
