--- product_id: 167270379 title: "HFS-25 1\"/DN25 SPDT Contacts Water Switch, Liquid Water Paddle Control Switch 6-380V" brand: "ywbl-wh" price: "S$138" currency: SGD in_stock: true category: "Ywbl Wh" url: https://www.desertcart.sg/products/167270379-hfs-25-1-dn25-spdt-contacts-water-switch-liquid-water store_origin: SG region: Singapore --- # SPDT precise circuit control 6-380V universal voltage Stainless steel durability HFS-25 1"/DN25 SPDT Contacts Water Switch, Liquid Water Paddle Control Switch 6-380V **Brand:** ywbl-wh **Price:** S$138 **Availability:** ✅ In Stock ## Summary > 💧 Flow Control Mastery Meets Industrial Toughness ## Quick Answers - **What is this?** HFS-25 1"/DN25 SPDT Contacts Water Switch, Liquid Water Paddle Control Switch 6-380V by ywbl-wh - **How much does it cost?** S$138 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sg](https://www.desertcart.sg/products/167270379-hfs-25-1-dn25-spdt-contacts-water-switch-liquid-water) ## Best For - ywbl-wh enthusiasts ## Why This Product - Trusted ywbl-wh brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Smart Flow Control with SPDT:** Reliable single-pole double-throw contacts enable precise fluid flow monitoring and automated circuit switching. - • **Versatile Liquid Compatibility:** Accurately detects water, glycol, ethylene diluents, and other non-corrosive liquids for multi-industry applications. - • **Plug & Play Voltage Flexibility:** Wide 6-380V compatibility seamlessly integrates with diverse low and high voltage systems. - • **Built to Last, Engineered to Perform:** Robust stainless steel body ensures unmatched durability and stability for continuous industrial use. - • **Industrial-Grade Safety & Efficiency:** IP65 rated for dust and water resistance, ideal for water treatment, HVAC, and fire protection systems. ## Overview The HFS-25 1"/DN25 Water Paddle Control Switch features a stainless steel build for long-lasting durability, supports a wide voltage range from 6V to 380V for universal compatibility, and uses SPDT contacts for precise flow-triggered circuit control. Designed for multi-liquid adaptability and industrial applications, it ensures reliable, automated fluid monitoring and safety in demanding environments. ## Description HFS-25 1"/DN25 SPDT Contacts Water Switch, Liquid Water Paddle Control Switch 6-380V: desertcart.com: Industrial & Scientific ## Features - Stainless Steel Build & Long Lifespan: This HFS-25 paddle flow switch adopts stainless steel structure, featuring solid construction, excellent structural stability and exceptional durability. It supports long-term continuous pipeline fluid monitoring and maintains stable performance in long-cycle industrial operation scenarios - Universal 6-380V Wide Voltage Compatibility: Designed with wide voltage working range of 6V to 380V, this flow control switch fits most low and high voltage circuit systems. The universal voltage design greatly improves equipment compatibility for diverse industrial and commercial circuit matching needs - SPDT Circuit Switching Function: Equipped with reliable SPDT contacts, the sensor realizes intelligent circuit interlock and cut-off control. When the fluid flow exceeds the preset threshold, the paddle drives the microswitch to complete circuit connection and disconnection actions, achieving accurate fluid linkage control - Multi-Liquid Medium Adaptability: The flow sensor is suitable for water, ethylene diluents, glycol and other non-copper-corrosive liquids. It accurately detects fluid dynamics in pipelines, meeting flow monitoring demands of various industrial liquid circulation systems - Multi-Scenario Industrial & Commercial Use: Widely applicable to water treatment systems, central air conditioning, water cooling units and fire protection systems. It is specially designed for equipment interlock and flow cut-off control, serving as a core safety monitoring accessory for fluid pipeline systems. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B07Q5ZD8WC | | Actuator Type | Hinge Lever | | Best Sellers Rank | #343,554 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #80 in Flow Switches | | Brand | YWBL-WH | | Brand Name | YWBL-WH | | Circuit Type | multi-way | | Color | Blue | | Connectivity Protocol | X-10 | | Connector Type | Screw | | Contact Material | Stainless Steel | | Contact Type | Normally Open | | Control Method | Touch | | Control Type | ON-OFF | | Current Rating | 15 A | | Customer Reviews | 4.6 out of 5 stars 19 Reviews | | International Protection Rating | IP65 | | Item Dimensions | 3.35 x 2.56 x 4.92 inches | | Item Weight | 0.52 kg | | Manufacturer | YWBL-WH | | Material Type | Plastic, Stainless Steel | | Model | YWBL-WHy7wxqc2410 | | Mounting Type | Surface Mount | | Number of Items | 1 | | Number of Positions | 1 | | Operating Voltage | 380 volts | | Operation Mode | ON-OFF | | Part Number | YWBL-WHy7wxqc2410 | | Specification Met | Ip65 | | Switch Type | Pressure Switch, Temperature Switch | | Terminal | Spdt | | UPC | 747333419603 | | Unit Count | 1 Count | | Upper Temperature Rating | 100 °C | | Wattage | 3300 watts | ## Product Details - **Brand:** YWBL-WH - **Connector Type:** Screw - **Contact Type:** Normally Open - **Current Rating:** 15 A - **Item dimensions L x W x H:** 3.35 x 2.56 x 4.92 inches - **Material:** Plastic, Stainless Steel - **Operating Voltage:** 380 volts - **Operation Mode:** ON-OFF - **Switch Type:** Pressure Switch, Temperature Switch - **Terminal:** Spdt ## Images ![HFS-25 1"/DN25 SPDT Contacts Water Switch, Liquid Water Paddle Control Switch 6-380V - Image 1](https://m.media-amazon.com/images/I/51b5d7gF69L.jpg) ![HFS-25 1"/DN25 SPDT Contacts Water Switch, Liquid Water Paddle Control Switch 6-380V - Image 2](https://m.media-amazon.com/images/I/511iwFo6OwL.jpg) ![HFS-25 1"/DN25 SPDT Contacts Water Switch, Liquid Water Paddle Control Switch 6-380V - Image 3](https://m.media-amazon.com/images/I/61hX8rHE6WL.jpg) ![HFS-25 1"/DN25 SPDT Contacts Water Switch, Liquid Water Paddle Control Switch 6-380V - Image 4](https://m.media-amazon.com/images/I/51x5VYZpnSL.jpg) ![HFS-25 1"/DN25 SPDT Contacts Water Switch, Liquid Water Paddle Control Switch 6-380V - Image 5](https://m.media-amazon.com/images/I/51GUz-xBVbL.jpg) ## Questions & Answers **Q: Is this good for potable water system?** A: Parts are made of stainless steel so I don't see any reason why it could not be used for potable water. **Q: what thread size and is it NPT or G or R?** A: Npt **Q: Does it work if i want to make a circuit with 5V?** A: Yes **Q: What are the on/off flowrate adjustment possibilities of this switch and the pressure drop through the unit at (say) 8 gpm?** A: Adjustment is almost infinite. Different sized paddles and adjustable microswitch. Very little if any flow loss. Paddles are thin and very flexible. ## Frequently Bought Together - HFS-25 1"/DN25 SPDT Contacts Water Switch, Liquid Water Paddle Control Switch 6-380V - GEYA Delay Off Single Function Time Relay 2 Outputs 16A Electronic Power Off Timer Delay Relay(GRT8-B2,AC/DC12V-240V) --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sg/products/167270379-hfs-25-1-dn25-spdt-contacts-water-switch-liquid-water](https://www.desertcart.sg/products/167270379-hfs-25-1-dn25-spdt-contacts-water-switch-liquid-water) --- *Product available on Desertcart Singapore* *Store origin: SG* *Last updated: 2026-10-14*