VEVORbrand is a leading brand that specializes in equipment and tools. Along with thousands of motivated employees, VEVORbrand is dedicated to providing our customers with tough equipment & tools at incredibly low prices. Today, VEVORbrand has occupied markets of more than 200 countries with 10 million plus global members. Tough Quality Assurance 2. Incredibly Low Prices 3. ST-11 Water Heater Thermostat. This automatic swimming pool heater features reliable performance. It can be used for a long time for adopting high-quality materials. The sensitive temperature sensor and the self-checking system make the heater machine much intelligent without temperature fluctuation. With this digital pool heater, you will enjoy a comfortable bath during your leisure time. The inner tank of our electric swimming pool heater is 304 stainless steel, which is durable, and the water quality is cleaner. Aluminum-plating zinc plate shell is sturdy and not easy to wear. LCD Display & Indicators. With the clear LCD and indicators, you are allowed to know the working status of the pool heater. Through the humanized touching screen, you can change the temperature at any time. This premium pool heater has an intelligent temperature sensor. It always maintains the temperature with the setting value as you need. When the water temperature drops, the heater will turn on the heating. The digital self-diagnose system would keep the security during your operation. If the machine is in the absence of water, the LCD will display a code. Therefore, you can be prompted to fix the heater in time. According to the manual, you needn’t spend too much time on installation. We suggest using the proper pump (at least 1.1KW) to connect the heater and the pool. Please notice the order of setup. This digital and smart pool water heater provides consistent heat distribution with high efficiency. It can be applied to multiple scenes such as swimming pools, SPA pools, and bathtubs indoors and outdoors. Material: Aluminum-coated Plate/Stainless Steel Tube. Product Size: 18.7 × 3.9 × 14 inch/ 475 × 100 × 355 mm. Input Voltage: AC 220V 50/60Hz. Capacity: Less than 1981 Gallon/ 7.5 CBM. Interface Diameter: 1.96 inch/50 mm. Item Weight: 16.5 lbs/7.5 kg. 1 x Pool Heater. 1 x User Manual. HIGH-QUALITY POOL HEATER- Power: 11 KW; Input Voltage: AC 220-240V 50/60Hz; Current: 50A; Product Size: 18.7 x 14 x 3.9; The swimming pool heater adopts an aluminum-coated housing plate, using stainless steel heating tube for anti-corrosion. FLOW TEMPERATURE SENSOR- The electric pool heater adopts the advanced control system. The flow-temperature sensor is always under the control of software, accurately and timely monitoring the temperature status of the whole heating system. INTELLIGENT SELF-CHECKING SYSTEM- The intelligent self-diagnose function can detect automatically to reach the set temperature. The power supply of the heater will cut off to protect the pool heater from unexpected situations. SAFE EASY TO OPERATE- The electric heat pump pool heater is not complicated to operate the whole installation method. The product is easy and quick to control by flipping the power switch automatically with high security. VERSATILE USAGE PLACE- The swimming pool water heater conducts automatic heating with a stable temperature to create a more comfortable environment. It is specially designed for a hot tub, massage pool, and hot spring to heat and keep warm.