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- Mcdonnell & Miller Switch, Liquid Flow
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Item #:
102323226
Mcdonnell & Miller Switch, Liquid Flow
90% of respondents would recommend this to a friend
Item #:
102323226
TMT 1701
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Imported from USA store
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Order now and get it around Saturday, October 10
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Maximize flow efficiency and reliability with our robust Liquid Flow Switch, designed for versatile applications and built to last.
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What Stands Out
Reliable Liquid Flow
Ensures consistent monitoring of liquid flow, enhancing system safety and performance by preventing overflow and system failure, making it essential for HVAC and water management applications.
Durable Construction
Designed with high-quality materials for longevity and resilience against harsh environments, minimizing maintenance costs and extending the product life cycle.
Easy Installation
User-friendly design allows for quick and straightforward installation, reducing downtime and providing immediate access to enhanced liquid flow control in various systems.
Product Details
| Operation Mode | manual |
| Operating Voltage | 240 volts |
| Contact Type | Normally Open |
| Connector Type | Fnpt |
| Switch Type | Toggle |
| Terminal | Screw |
| Circuit Type | 2-way |
| Mounting Type | Panel Mount |
| Actuator Type | Snap Switch |
| Number of Positions | 1 |
| Control Method | Touch |
| Connectivity Protocol | X-10 |
| Wattage | 36000 tMilliwatts |
| Color | Brass |
| Item Dimensions | 6.4 x 4.5 x 4.3 inches (16.3 x 11.4 x 10.9 cm) |
| Unit Count | 1 Count |
| Number of Items | 1 |
| Material Type | Brass |
| Contact Material | Brass |
| International Protection Rating | IP65 |
| Specification Met | Nema |
| Brand Name | Mcdonnell & Miller |
| Model | FS5-3/4 |
| Global Trade Identification Number | 00751875041765 |
| Manufacturer | MCDONNELL & MILLER |
| UPC | 751875041765 |
| Included Components | Product & Instructions Guide |
| Item Weight | 2 pounds (910 grams) |
| Part Number | FS5-3/4 |
| Brand | Mcdonnell & Miller |
| Material | Brass |
| Item dimensions L x W x H | 6.4 x 4.5 x 4.3 inches (16.3 x 11.4 x 10.9 cm) |
Who Should Buy?
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HVAC Technicians
Essential for HVAC professionals needing reliable flow switches for monitoring liquid flow in heating systems.
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Industrial Applications
Ideal for industries where monitoring liquid flow is critical for operational efficiency and safety compliance.
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Heating Contractors
Perfect for contractors installing or maintaining hydronic heating systems, ensuring system efficiency and safety.
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Residential Use
Not suited for standard home applications where simpler flow monitoring solutions may suffice.
Product Description
Mcdonnell & Miller Switch, Liquid Flow
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the primary function of the McDonnell & Miller Liquid Flow Switch?
Answer: The McDonnell & Miller Liquid Flow Switch is designed to detect fluid flow in a system, ensuring operational safety and efficiency. It guarantees that equipment operates within safe parameters by making and breaking electrical connections based on liquid movement. This can prevent overheating or damage to pumps and boilers, making it essential in HVAC systems and water management applications. -
Question:
How does the McDonnell & Miller Liquid Flow Switch work?
Answer: This flow switch operates using a paddle mechanism that moves when liquid flows past it. The movement activates a switch that opens or closes a circuit, signaling whether flow is present. This simple yet effective design helps in the automation of systems, ensuring that pumps only run when there is adequate flow, thereby improving system reliability and operator safety. -
Question:
What are the typical applications for the McDonnell & Miller Liquid Flow Switch?
Answer: Typically, this liquid flow switch is used in various applications, including in HVAC systems, cooling towers, and boiler feedwater systems. It acts as a protective device, preventing damage from low flow conditions that can occur in these environments. Users find it particularly useful in industrial settings, where consistent monitoring of fluid flow helps maintain operational efficiency. -
Question:
What materials are used in the construction of the McDonnell & Miller Liquid Flow Switch?
Answer: The McDonnell & Miller Liquid Flow Switch is constructed using durable materials such as brass and stainless steel, ensuring long-lasting performance even in harsh environments. These materials resist corrosion and wear, making the switch suitable for different fluids and temperatures, thus extending the life of the device and minimizing maintenance needs. -
Question:
Is the McDonnell & Miller Liquid Flow Switch adjustable?
Answer: Yes, this liquid flow switch often comes with adjustable settings that allow users to configure the activation points according to their system's specific flow requirements. This feature enables more precise control and customization for different applications, enhancing performance and reliability in monitoring fluid flow based on variable conditions. -
Question:
Can the McDonnell & Miller Liquid Flow Switch be used with all types of liquids?
Answer: The switch is designed to work with a wide range of liquids, including water, oil, and other fluids. However, it is crucial to consult the manufacturer's specifications to ensure compatibility with specific liquid types and their properties, such as viscosity and corrosiveness, to prevent damage and ensure optimal performance in your application. -
Question:
What are the electrical specifications for the McDonnell & Miller Liquid Flow Switch?
Answer: The McDonnell & Miller Liquid Flow Switch typically operates with a range of electrical specifications, often rated to handle different voltages and currents. Understanding these specifications is essential for integration into your electronic controls, ensuring that the switch functions effectively within the parameters of your overall system and helps prevent electrical failures or malfunctions. -
Question:
How do I install the McDonnell & Miller Liquid Flow Switch?
Answer: Installing the McDonnell & Miller Liquid Flow Switch generally involves mounting it to the pipeline where fluid flow is to be monitored. It is essential to follow the manufacturer's installation guidelines, ensuring proper orientation and secure connections to facilitate accurate flow detection. This direct approach ensures that the switch effectively communicates with your system for reliable operation. -
Question:
Do I need a professional to install the McDonnell & Miller Liquid Flow Switch?
Answer: While it is possible for someone with basic plumbing or electrical knowledge to install the switch, having a professional do the installation can help ensure that it is set up correctly and integrates seamlessly with your existing system. Professionals are familiar with specific system requirements and can make adjustments if needed to optimize performance and reliability. -
Question:
Where can I buy the McDonnell & Miller Liquid Flow Switch in Turkmenistan?
Answer: You can purchase the McDonnell & Miller Liquid Flow Switch on Ubuy, a reputable online platform that specializes in a wide range of products. Ubuy offers a convenient shopping experience, often featuring detailed product descriptions and customer reviews to help you make informed decisions. It’s a reliable source for various customers looking to enhance their systems with quality components.
Mcdonnell & Miller Flow Switches Editorial Review
Mcdonnell & Miller Switch, Liquid Flow is designed for manual operation at 240 volts, featuring a Normally Open contact type and a reliable Toggle switch. This panel-mounted unit is made of durable brass and offers a 2-way circuit with a touch control method. With an IP65 rating for international protection, it is suitable for various environments. Users appreciate its build quality, noting that it performs efficiently without issues. Additionally, the convenient screw terminal connectivity ensures a straightforward installation process, making it user-friendly for both professionals and DIY enthusiasts.
Customer Reviews & Ratings
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Pros
- Durable brass construction for long-lasting use
- Manual operation allows direct control
- IP65 rated for outdoor applications
- Easy installation with screw terminals
- Compact design fits various spaces
Cons
- Minor complexity in manual operation setup
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
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Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
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Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
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Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
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Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
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TMT 1701
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Features & Benefits
- Max flow rate of 15 GPM for high-performance applications.
- Durable construction with brass and EPDM for longevity.
- Compatible with pumps, ensuring seamless operation.
- Operates within a wide temperature range: 32°F to 250°F.
- NEMA 1 enclosure for reliable indoor use.
- 120/240 voltage for flexible electrical compatibility.
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