Audited Supplier
Connection Size 1" Electronic Water Pump Flow Switch with Paddle
>> General
The paddle type SPDT HFS series are designed to provide excellent performance where accuracy, reliability, and rugged construction (IP54)are required used in liquid flow lines carrying water or any fluid neither harmful to brass and prosphor bronze nor classified as a hazardous fluids.
They can be wired to close one circuit and open a second circuit when liquid flow either exceeds or drops below the adjusted flow rate.
The series are recommended for liquid pressure and temperature as mentioned below and must not be used on lines carrying liquids below 0 degree C.
These series may be used on liquids with high salt or chlorine content but is not for use in hazardous atmospheres.
They may be also used outdoors but must be protected from weather or splashing water.
All series flow switches are designed for use only as operating controls.
Where an operating control failure would result in personal injury and/or loss of property, it is the responsibility of user to add safety devices that protect against, or supervisory systems that warn of control failure.
>> Specification
| Operating Pressure | 10kgf/cm² (1MPa) |
| Withstand Pressure | 17.5Kgf/cm² (1.75MPa) |
| Insulation Resistence | Over 100Ω, DC500VM |
| Withstand Voltage | AC1500V/1minute |
| Contact Point Life | 1000K Cycle |
| Bellows Life | 500K Cycle |
| Temperature of Fluid | Max 100°C (212°F) |
| Body Size | 1"(HTW-WS-25), 3/4"(HTW-WS-20),1/2"(HTW-WS-15) |
Q1:What is the unit price?
A.:The unit price varies according to different specific requirements, we are more than pleased to quote you the best price once get your specific application. e.g. W/O Modbus, W/O key-card, 2/4 pipe system, W/O customized programming...
Anyway, we are always ready to discuss details with you via Email.
Q2:What is the MOQ, small quantities accetaple?
A.: Commonly the MOQ for us is 500pcs, however, we also accept small quantities or Sample orders as starting.
Q3:How is your products' quality and warrenty?
A.:All of our products meet EU standards, samples are available for quality evaluation; all products are with 18 months warrenty.
Q4:Can I print my logo on the products, and customize my own designed packing?
A.:100% YES, but the order quantity shall be over MOQ, or else, extra costs will be charged.
Q5:Do you supply OEM or ODM?
A.:Yes, we have strong R&D sources and production ability, and already helping many international companies OEM/ODM cases with highly positive feedback.
Q6:Why should I buy products from your company?
A.:That's really a good question, Quality Products but with Competitive Price, Timely Delivery, Professional and Fast Reacton, ...
In a word, WE ARE DIFFERENT, why not just try from the Email...
Welcome to contact us
Hotowell International Co.,Limited
Add:Room 1406-2, No.11 Duiying Road, jimei district, Xiamen, 361021, China
Water flow switch | Peddle flow switch | HVAC products supplier
