We are confident enough to bring more profits to our company with high quality Holidays House Intelligent Pump Controller, IP22 Protection Degree Single Phase Pump Control Panel Wall Mounting Install, Auto Manual 3 Phase Pump Control Panel at a reasonable price. With excellent quality and fast service, our company's sales are growing rapidly. Our company is also well-known at home and abroad. Our company directly faces the end customers and truly realizes the win-win situation between the company and the customers. We are mindful of the development and progress of society and are committed to being good corporate citizens. After years of market development and continuous progress, we get the dependence and support of new and old customers and have a number of excellent production and technical personnel and marketing personnel.
Holidays House Intelligent Pump Controller
| Product Details: Place of Origin:China Brand Name:LEADING Certification:CE Model Number:S521 Payment & Shipping Terms: Minimum Order Quantity:1 set Price:Negotiable PackagingDetails:Papar carton Delivery Time:30days upon order confirmed Payment Terms:L/C, T/T, Western Union , Paypal Supply Ability:2000pcs per month |
Detailed Product Description
Packing Method: | Paper Carton | Carton Dimensions: | 34*36*53cm |
PCS Per CTN: | 14PCS | Input Voltage: | AC220V |
Output Power Range: | 0.5-3HP | Phase: | Single Phase |
Frequency: | 50Hz | Start Type: | DOL Start |
Intelligent pump control panel for general pump, with single phase, AC220V/50HZ

Brief Introduction :
Model S521 is a single phase water pump controller product which is widely used for control and protection of submersible pump ,centrifugal pump ,pipeline pump etc. In industrial and civil area .
Typical Usage Scenarios:
Houses
Flats
Holidays houses
Farms
Water supply from wells
Irrigations of greenhouses, gardens, agriculture
Rain water reuse
Industrial plants
Waste water tank / Sewage sink
Application :
●Control and protect universal pump
●Using water level sensor or float switch to control pump start and stop
●Applied for water supply by liquid level control through float switch or liquid probe
●Applied for water supply by pressure control through pressure switch and pressure tank
●Applied for drainage by liquid level control through float switch or liquid probe
Product Function / Features :
Model | S521 |
Start type | Direct on line |
Qty of controlled pump | Single pump |
Rated input voltage: | AC220V-240V Single phase 50HZ/ 60HZ |
Rated output power: | 0.37kw-2.2kw (0.5hp-3hp) |
Capacitor: | Reserved space for installing start capacitor |
Product function | Over load protection Pump stalled protection Dry run protection with sensor free Under voltage protection Over voltage protection |
Application & Control characteristic | Control and protect universal pump Using water level sensor or float switch to control pump start and stop Applied for water supply by liquid level control through float switch or liquid probe Applied for water supply by pressure control through pressure switch and pressure tank Applied for drainage by liquid level control through float switch or liquid probe |
Other features | Push button calibration Memory function when power off & recovery |
Working temperature Working humidity Degree of protection Install position Unit dimension (L x W x H) | -25℃-- +55℃ 20%--90%RH, no drips concreted IP22 Wall mounting 170× 155× 85mm |
About Us
Leading Science & Technology company has been providing pump control and protection solutions to pump users.
Business Type : Manufacturer Exporter
Main Market: South America, Western Europe, Eastern Europe, Eastern Asia, Southeast Asia, Middle East, Africa, Oceania, etc.
Tag: intelligent pump control box, digital pump controller
We strengthen the internal management of the company and continually innovate the technology of our Intelligent Electronic Pump Control with Sensor Free. We hope that all employees will effectively improve their ability to think about the legal system and enhance the awareness of the whole staff to regulate. Our company always adheres to the people-oriented development concept, focusing on the combination of high-level talent introduction and talent training.
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