Description
Product Overview
The Hilitand HFS-15 water switch is engineered as a high‑performance flow detection device for a wide range of industrial and scientific applications. Constructed from premium‑grade materials, it tolerates temperature fluctuations from 0 °C up to 120 °C, ensuring reliable operation even in harsh environments. Its double‑throw SPDT (single pole double throw) configuration enables precise control of fluid flow, while the adjustable control point allows users to fine‑tune the activation pressure to match specific system requirements. Rated for 220 VAC and a maximum current of 15 A, the switch can safely manage power demands typical of water treatment plants, HVAC systems, and fire protection circuits. The device is capable of withstanding pressures up to 1.0 MPa, making it suitable for high‑pressure pipelines and demanding hydraulic applications.
Dimensions of the unit measure 3.35 × 2.56 × 4.92 inches, and it weighs only 14.46 ounces, offering a compact footprint that fits easily into tight panel spaces. The product carries the Hilitand brand reputation for quality and durability, and it has earned a solid customer rating of 4.1 out of 5 stars based on 28 reviews. Its best‑seller rank of #58 in the Flow Switches category reflects strong market acceptance and reliability. The HFS‑15 model is designed for straightforward installation, featuring a threaded double‑throw interface that connects securely to standard pipe fittings without the need for additional adapters.
Key technical specifications include a voltage rating of 220 VAC, a current rating of 15 A, and a pressure rating of 1.0 MPa. The switch operates on a simple principle: it detects the dynamic state of liquid flow within a pipeline and triggers an electrical signal when the flow reaches the preset threshold. This functionality is essential for monitoring and controlling processes such as water circulation, coolant flow, and fire suppression water delivery. The device is compatible with non‑corrosive liquids like water and ethylene, ensuring broad applicability across various fluid handling scenarios.
In addition to its core functional attributes, the HFS‑15 incorporates safety features such as overload protection and a robust sealing system that prevents leakage and protects internal components from moisture ingress. The product’s design emphasizes ease of maintenance; the adjustable mechanism can be accessed without disassembling the entire unit, reducing downtime during calibration or troubleshooting. Hilitand provides comprehensive documentation, including wiring diagrams and installation guidelines, to assist engineers and technicians in achieving optimal performance.
Overall, the Hilitand HFS‑15 water switch delivers a balanced combination of precision, durability, and flexibility. Its ability to operate under a wide temperature range, high pressure, and standard electrical conditions makes it a versatile choice for engineers seeking reliable flow control in demanding industrial environments.
![[Product front view showing all components]](https://www.oelvora.store/wp-content/uploads/2026/07/0f1e0754098345a78625edebd1b24b06.jpg)
Usage
Designed for versatility, the HFS‑15 water switch finds application in a multitude of settings. In water treatment facilities, it monitors the flow of raw and treated water, providing real‑time feedback that helps maintain optimal filtration rates and prevent over‑pressurization of membranes. The adjustable control point allows plant operators to set precise activation thresholds, ensuring that pumps and valves respond accurately to changing flow conditions.
In central air‑conditioning systems, the switch serves as a critical component for managing chilled water circulation. By detecting flow variations, it can trigger alarms or shut down compressors when insufficient water flow is detected, protecting equipment from overheating and extending service life. The 220 VAC rating aligns with typical HVAC control panels, simplifying integration into existing control architectures.
Cooling units in data centers and industrial processes benefit from the HFS‑15’s rapid response capabilities. When coolant flow drops below the set point, the switch can initiate backup cooling mechanisms or alert operators, preventing thermal excursions that could damage sensitive equipment. Its compact size enables installation in confined rack spaces without compromising performance.
Fire protection systems rely on dependable water flow detection to ensure that sprinkler heads receive adequate water pressure during an emergency. The HFS‑15’s ability to operate at pressures up to 1.0 MPa makes it suitable for high‑rise building fire suppression networks, where maintaining sufficient water delivery is paramount. The device’s robust construction withstands the harsh conditions often encountered in fire safety installations, including exposure to high temperatures and occasional water hammer effects.
Beyond these primary applications, the switch can be employed in any system that requires accurate liquid flow monitoring, such as laboratory equipment, chemical processing lines, and marine cooling circuits. Its compatibility with non‑corrosive fluids expands its utility across diverse industries, while the adjustable feature provides the flexibility needed to tailor performance to specific operational parameters.
Why Choose Us
Choosing the Hilitand HFS‑15 water switch means partnering with a brand that prioritizes quality, reliability, and customer satisfaction. Each unit undergoes rigorous testing procedures, including temperature cycling, pressure endurance, and electrical load verification, to guarantee consistent performance throughout its service life. Our commitment to excellence is reflected in the product’s high customer rating and its strong ranking within the Flow Switches category.
We understand that industrial applications demand not only robust hardware but also responsive support. Hilitand offers a dedicated technical assistance team that provides guidance on installation, configuration, and troubleshooting. Whether you need help selecting the appropriate control settings or require advice on integrating the switch into a complex control system, our experts are available to ensure a smooth implementation.
Our after‑sales service includes a comprehensive warranty that covers manufacturing defects and offers replacement parts at competitive rates. We also provide detailed documentation, including wiring schematics, calibration procedures, and safety guidelines, to empower users to achieve optimal results with minimal effort. This proactive approach reduces downtime and enhances overall system efficiency.
In addition to product support, Hilitand continuously invests in research and development to incorporate the latest advancements in sensor technology. This forward‑looking strategy ensures that our customers benefit from cutting‑edge features, such as improved temperature resilience and refined flow detection accuracy, keeping their operations ahead of industry standards.
By selecting the HFS‑15, you gain a reliable component that integrates seamlessly into existing infrastructure while delivering the performance needed for critical applications. Our reputation for delivering durable, high‑quality solutions makes us a trusted partner for engineers and facility managers worldwide.
Key Features
- Adjustable control point lets you fine‑tune activation pressure for precise flow management.
- Double‑throw SPDT design provides reliable on/off switching for complex control circuits.
- High temperature tolerance (0‑120 °C) ensures stable operation in extreme environments.
- Robust construction handles pressures up to 1.0 MPa, suitable for high‑pressure pipelines.
- Dedicated after‑sales support and warranty give you confidence and quick assistance.
FAQ
What types of liquids can the HFS‑15 measure?
The switch is designed for non‑corrosive liquids such as water, ethylene, and similar fluids that do not react with copper components. It is not recommended for highly corrosive chemicals.
How do I adjust the control point on the switch?
Adjustment is performed by turning the calibration knob on the device while monitoring the flow sensor output. Detailed step‑by‑step instructions are provided in the user manual.
Is the HFS‑15 compatible with existing HVAC control panels?
Yes, the switch operates at 220 VAC and 15 A, matching the standard voltage and current specifications of most HVAC control panels, making integration straightforward.
What warranty does Hilitand offer for this product?
Hilitand provides a one‑year limited warranty covering manufacturing defects, along with access to technical support and replacement parts during the warranty period.
Can the switch be used in fire suppression systems?
Absolutely. Its pressure rating of up to 1.0 MPa and reliable SPDT operation make it suitable for fire sprinkler and other fire protection water delivery systems.
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