Our meticulous and comprehensive service is also an important condition to ensure the quality of our Easy Operation Single Phase Submersible Pump Control Panel CE Certification, Three Phase Pump Control Panel, Digital Water Simplex Pump Controller Simple Debug. We always put the interests of customers in an important position, absorb valuable opinions and suggestions from customers, and continuously improve products and services. We strive to create value for global users and partners, and do our best for the growth, honor and dream of our team.
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 have advanced equipment and skilled backbone team to provide our customers with a solid foundation for better quality of the Intelligent Pump Control Box Used for Sewage. We should innovate the service mode, optimize the service process, improve the service environment and pay attention to the service effect. We take the market as the guidance, take the service customer as the core value and realize the fast and stable development.
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