--- product_id: 634614979 title: "Liquid Level Sensor,Miniature Float Switch, Water Level Indicator and Alarm Indicator of Water Tank, Stainless Steel, high Temperature Resistance 150 ℃" brand: "ersiqi" price: "฿9815" currency: THB in_stock: true url: https://www.desertcart.co.th/products/634614979-liquid-level-sensor-miniature-float-switch-water-level-indicator-alarm store_origin: TH region: Thailand --- # Supports up to 70W Switching Power High Temp Resistance up to 200°C 304 Stainless Steel Durability Liquid Level Sensor,Miniature Float Switch, Water Level Indicator and Alarm Indicator of Water Tank, Stainless Steel, high Temperature Resistance 150 ℃ **Brand:** ersiqi **Price:** ฿9815 **Availability:** ✅ In Stock ## Summary > 💧 Stay ahead of the flow with precision liquid level sensing! ## Quick Answers - **What is this?** Liquid Level Sensor,Miniature Float Switch, Water Level Indicator and Alarm Indicator of Water Tank, Stainless Steel, high Temperature Resistance 150 ℃ by ersiqi - **How much does it cost?** ฿9815 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/634614979-liquid-level-sensor-miniature-float-switch-water-level-indicator-alarm) ## Best For - ersiqi enthusiasts ## Why This Product - Trusted ersiqi brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Mercury-Free & Eco-Friendly:** Safe, lightweight design without toxic mercury, aligning with modern sustainability values. - • **Versatile Vertical Mounting:** Install at tank top or base to detect rising or falling liquid levels with ease. - • **Extreme Temperature Tolerance:** Operates flawlessly from -40°C to 200°C, perfect for demanding industrial or home setups. - • **Reliable High-Power Switching:** Handles up to 70W and 1A load, ideal for pumps, alarms, and automation systems. - • **Industrial-Grade Stainless Steel:** Premium 304 stainless steel ensures corrosion resistance and longevity in any environment. ## Overview The ERSIQI Liquid Level Sensor is a compact, mercury-free float switch crafted from durable 304 stainless steel. Engineered for high reliability, it withstands extreme temperatures up to 200°C and pressures up to 300 PSI. Designed for vertical installation, it accurately detects liquid levels to trigger pumps, alarms, or indicators. Its robust electrical ratings support up to 70W switching power, making it a versatile solution for industrial, agricultural, and home water management systems. ## Description Liquid Level Sensor,Miniature Float Switch, Water Level Indicator and Alarm Indicator of Water Tank, Stainless Steel, high Temperature Resistance 150 ℃ ## Features - ★stainless steel float switch,contains no mercury,Light weight and simple working principle,high reliability. - ★240 VAC, 0. 14A; 120 VAC, 0. 28A; 120 VDC, 0. 07A; 24 VDC, 0. 28A Stem Material: Stainless Steel Float Material: Stainless Steel Float SG: 0. 70 Lead Wires: 24", 22 AWG, Teflon Insulated Max Pressure/Temp: 300 PSI/392˚F (200˚C) Mounting: 1/8" NPT Switch Rating: 30 Watt, SPST Note: Switches are rated for resistive loads. See our Electrical Considerations for UL guidelines for current (Amperes resistive) at different voltages. - ★ float switch is a device used to sense the level of liquid within a tank,the switch may activate a pump,an indicator,an alarm,or other device. - ★ float switch is a simple structure,easy installation liquid level controller.It does not have a complex circuit,will not be disturbed,as long as the material selection,liquid,pressure or temperature can be used in any environment. - ★float switch versatility of this vertically monted sensor means that it can be installed either at the top or base of your tank,depending on whether you wish to detect the water`s rise or fall. ## Technical Specifications | Specification | Value | |---------------|-------| | Control Method | Touch | | Mounting Type | Vertical installation | | Sensor Technology | Contact Sensor | | Manufacturer | SZSY | | Country of Origin | USA | | Item model number | float switch 304 （Always open） | | Product Dimensions | 3.05 x 3.81 x 6.35 cm; 45.36 g | | ASIN | B0BV2J55HV | ## Product Details - **Colour:** silvery - **Brand:** ERSIQI - **Product Dimensions:** 30L x 38W x 64H Millimeters - **Battery Description:** NO - **Voltage:** 350 Volts ## Images ![Liquid Level Sensor,Miniature Float Switch, Water Level Indicator and Alarm Indicator of Water Tank, Stainless Steel, high Temperature Resistance 150 ℃ - Image 1](https://m.media-amazon.com/images/I/71B3Gewkt9L.jpg) ![Liquid Level Sensor,Miniature Float Switch, Water Level Indicator and Alarm Indicator of Water Tank, Stainless Steel, high Temperature Resistance 150 ℃ - Image 2](https://m.media-amazon.com/images/I/719whPaCkKL.jpg) ![Liquid Level Sensor,Miniature Float Switch, Water Level Indicator and Alarm Indicator of Water Tank, Stainless Steel, high Temperature Resistance 150 ℃ - Image 3](https://m.media-amazon.com/images/I/71oVpZkZ8yL.jpg) ![Liquid Level Sensor,Miniature Float Switch, Water Level Indicator and Alarm Indicator of Water Tank, Stainless Steel, high Temperature Resistance 150 ℃ - Image 4](https://m.media-amazon.com/images/I/71ddxCnqI7L.jpg) ![Liquid Level Sensor,Miniature Float Switch, Water Level Indicator and Alarm Indicator of Water Tank, Stainless Steel, high Temperature Resistance 150 ℃ - Image 5](https://m.media-amazon.com/images/I/81IsCUV2CGL.jpg) ## Available Options This product comes in different **Size, Style Name** options. ## Questions & Answers **Q: float travel distance to close circuit ?** A: float travel distance to close circuit 3 to 5 mm --- ## 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.co.th/products/634614979-liquid-level-sensor-miniature-float-switch-water-level-indicator-alarm](https://www.desertcart.co.th/products/634614979-liquid-level-sensor-miniature-float-switch-water-level-indicator-alarm) --- *Product available on Desertcart Thailand* *Store origin: TH* *Last updated: 2026-05-11*