- Home Page /
- Tools & Home Improvement /
- Hardware /
- Door Hardware & Locks /
- Hinges /
- Self Closing Door Hinges 4 inch, 3 Pack, UL L...
0 ratings
Item #:
18774612
Self Closing Door Hinges 4 inch, 3 Pack, UL Listed Fire Rated, Stainless Steel, Matte Black, K51M-400-A3 | Waterson Hinges
Item #:
18774612
AUD 808
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
0 ratings
Write a review
In stock
Imported from USA store
QTY:
Order now and get it around Friday, August 07
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Waterson hinge is a hybrid conventional door closer & spring hinge. It has a built-in tension adjuster with speed control, so no more slams!
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
Heavy Duty Design
Constructed from robust materials, these hinges are designed to withstand heavy usage, making them ideal for commercial applications requiring reliable durability and performance.
Self-Closing Mechanism
The integrated self-closing function ensures doors close securely, enhancing safety and convenience in busy environments, reducing the risk of accidents and improving energy efficiency.
Adjustable Tension
Easily customizable for various door weights and usage patterns, the adjustable tension feature allows for seamless operation, ensuring consistent performance across a range of commercial door setups.
Product Details
Who Should Buy?
-
Business Owners
Ideal for owners of commercial spaces needing durable, self-closing hinges for frequent door usage and high traffic.
-
Contractors
Perfect for contractors looking for reliable, adjustable hinges for quick installation in various door projects.
-
Home Renovators
Beneficial for homeowners upgrading properties to include heavy-duty, self-closing hinges for enhanced functionality and aesthetics.
-
Light Residential Use
Not suitable for casual homeowners or light-use applications that do not require heavy-duty features.
Product Description
Self Closing Door Hinges 4 inch, 3 Pack, UL Listed Fire Rated, Stainless Steel, Matte Black, K51M-400-A3 | Waterson Hinges
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the weight capacity of the Waterson Heavy Duty Door Hinges?
Answer: The Waterson Heavy Duty Commercial Fully Adjustable Self-Closing Door Hinges are designed to support significant weight, making them ideal for heavy doors. Each hinge can handle an average weight limit of up to 200 lbs when properly installed. This feature is particularly beneficial in commercial settings where doors typically see more frequent use and heavier loads. -
Question:
Can these door hinges be used for exterior doors?
Answer: Yes, these hinges are suitable for exterior doors. Their heavy-duty construction and black finish ensure durability and resistance to outdoor elements. This makes them an excellent choice for both residential and commercial exterior applications, enhancing the aesthetic and functionality of the door while ensuring it closes securely. -
Question:
What materials are these door hinges made from?
Answer: The Waterson Heavy Duty Hinges are crafted from high-quality steel, ensuring strength and longevity. The black finish helps to resist rust and corrosion, making them suitable for various environments. This combination of materials not only provides reliability but also complements modern architectural designs, adding visual appeal to door installations. -
Question:
How do I adjust the tension on these self-closing hinges?
Answer: Adjusting the tension on Waterson self-closing hinges is straightforward. Each hinge has an adjustable mechanism that allows you to set the closing speed. By turning the adjustment screw at the top, you can increase or decrease the tension based on your preferences. This feature is valuable for ensuring that doors close properly and consistently, especially in high-traffic areas. -
Question:
What are the dimensions of the hinges?
Answer: The Waterson door hinges measure 4 x 4 inches, which is a standard size suitable for many commercial and residential doors. This size ensures compatibility with most doors, making them a versatile option for users. Their size, combined with their heavy-duty nature, provides a secure fit and reliable performance for various door types. -
Question:
Are these hinges suitable for use in high-traffic areas?
Answer: Absolutely, these hinges are designed for high-traffic applications. Their heavy-duty construction ensures they can withstand constant use without compromising performance. Ideal for places like offices, schools, or other public facilities, these hinges provide both security and functionality, managing the demands of everyday foot traffic effectively. -
Question:
How many hinges do I need for a standard door?
Answer: Typically, a standard door requires two to three hinges for optimal support. For doors over 80 inches in height or that experience heavier use, three hinges are recommended. The Waterson 3-Pack allows you to have a spare hinge on hand or cater to additional doors, ensuring you have the flexibility needed for your projects. -
Question:
Can these hinges be painted or customized?
Answer: While the Waterson hinges come in a sleek black finish, they can be painted to match your door's décor. However, it’s important to use a suitable metal primer and paint for best results. Customizing hinges can enhance your home’s aesthetic and allow for a personal touch in interior design, especially in stylish or themed spaces. -
Question:
What types of doors are compatible with these hinges?
Answer: The Waterson Heavy Duty Hinges are compatible with various types of doors, including wooden, metal, and fiberglass doors. They are particularly well-suited for heavy doors due to their robust construction. This versatility allows you to use them in different settings, from residential home doors to commercial entryways, ensuring a secure and effective closure. -
Question:
Is installation hardware included with the hinges?
Answer: Yes, the Waterson hinges come with the necessary installation hardware included in the package. The included screws and fittings simplifies the process, allowing for a swift installation. This is particularly useful for both DIY enthusiasts and professionals who appreciate convenience and efficiency while setting up doors. -
Question:
Where can I buy Waterson Heavy Duty Commercial Fully Adjustable Self-Closing Door Hinges 3-Pack 4 x 4 – K51M-400 SA,SA,SA1-Black?
Answer: You can purchase the Waterson Heavy Duty Commercial Fully Adjustable Self-Closing Door Hinges 3-Pack at Ubuy. Ubuy offers a straightforward online shopping experience, and you can find various options to suit your needs. With its user-friendly interface, Ubuy ensures that you can easily locate this product and place your order conveniently.
Waterson Hinges Editorial Review
No editorial reviews found
Customer Reviews & Ratings
1 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MA
Mohammad
Verified buyer
“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”
23 July 2026 · via Trustpilot
CK
Chitra
Verified buyer
“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”
22-Jul-26 · via Trustpilot
K
kund
Verified buyer
“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”
23-Jul-26 · via Trustpilot
OO
Onesi
Verified buyer
“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”
22 July 2026 · via Trustpilot
SJ
SAO JOHN
Verified buyer
“Ubuy is a great online platform to buy stuff. Reliable, fast delivery time and great value for money. I've been using Ubuy online shopping platform for three years now and will continue to do so.”
23 July 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
AUD 808
Order now and get it around Friday, August 07
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Waterson hinge is a conventional door closer & spring hinge in one
- Built-in tension adjuster with speed control enables a noiseless open and close
- Suitable for interior & exterior openings
- Tested & proven to meet ADA requirements for pressure, speed, & latching
- Stainless steel construction makes it durable & weather-resistant
- Maximum loading up to 440 pounds (200kg)
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.