M931 Submersible Pump Control Box with Automatic Pressure Regulation Features

• Customization: Available
• Task: Program
• Structure: Closed-Loop
• Model NO.: M931
• Mathematical Model: Non-Linear
• Signal: Continuous
• Function: Automatic Control, Protection
• Certification: CE
• Condition: New
• Customized: Customized
• Material: ABS
• Start Type: Dol(Direct on Line)
• Qty of Controlled Pump: Single Pump
• Protection Method: Real Motor Running Ampere
• Rated Output Power: 0.75kw-4kw (1HP-5.5HP) 5.5kw-11kw (7.5HP-15HP) 15K
• Transport Package: Paper Carton
• Specification: 14 pcs/carton
• Trademark: Neutral
• Origin: China
• HS Code: 9032899090
• Production Capacity: 100000PCS/Year
• Package Size: 33.00cm * 27.50cm * 17.50cm
• Package Gross Weight: 4.000kg

Product Description

Product Description

NO.1 About Product

Description
Introducing the Smart Three-Phase Pump Controller (M931) - Your Perfect Solution for Homes & Farms

The innovative Model M931 offers a multitude of operation modes by utilizing diverse electric installations. What truly sets the M931 apart from conventional On/Off pump control boxes is its lack of reliance on probes or sensors within the well. Our meticulously crafted design ensures unmatched reliability and sensitivity, providing robust protection against pump dry run, all without the need for probe or sensor installation in the well.

Parameter form

General details
Model	M931
Main technical data
Start type	Direct on line
Qty of controlled pump	Single pump
Protection method	Real motor running ampere
Rated input voltage	AC380V Single phase 50HZ/ 60HZ
Rated output power	0. 75kw-4kw (1hp-5.5hp) 5.5kw-11kw (7.5hp-15hp) 15kw (20hp)
Protection function	Over load protection Pump stalled protection Dry run protection with sensor free Under voltage protection Over voltage protection Repeat start protection Phase unbalance protection Phase reversal protection Open phase protection
Application & Control characteristic	Control and protect general pump Using water level sensor , float switch or pressure switch or level/pressure transmitter 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 Applied for drainage by level transmitter Applied for water supply bu pressure transmitter Applied for water supply by level transmitter
Other features	Pump last five faults record displaying Pump accumulative running time displaying Pump shaft anti-rust LCD screen locked function under anto state Present RS485 port
Main installation data
Working temperature Working humidity Degree of protection Install position Unit dimension (L x W x H)	-25ºC-- +55ºC 20%--90%RH, no drips concreted IP54 Wall mounting 250×197×114mm

Typical Application Example


TyDiscover the versatile usage scenarios of the Submersible Pump Control Box, ideal for:
-Residential Houses
-Apartment Complexes
-Vacation Homes
-Agricultural Farms
-Water Extraction from Wells
-Irrigation for Greenhouses, Gardens, and Agricultural Lands
-Rainwater Reclamation
-Industrial Applications
-Wastewater Tanks / Sewage Sumps

NO.2 About us

1)Company Information
Brief Introduction
Founded in 2001, Leading Science & Technology Development Co., Ltd. has been at the forefront of delivering advanced pump control and protection solutions to users worldwide.
In today's market, Leading Science & Technology offers an extensive range of pump control panels and accessories, catering to the diverse needs of the pump control and protection industry.

Our comprehensive product lineup includes: Intelligent Pump Controller, Sewage Pump Controller, Booster Pump Controller, Deep Well Pump Control Box, Submersible Pump Controller, Pump Motor Starter, Programmable Logic Controller, IOT Pump Controller, Reverse Osmosis Controller.

For further details, please explore our website: pumpcontroller.en.made-in-china.com

Our office & Team

Our Leading company comprises three core departments, ensuring seamless operations:
1. Sales Team
2. Research & Development (R&D) Team
3. Production Team
Our Sales Team diligently gathers information and technical requirements from pump manufacturers, distributors, and users, reporting these insights to our R&D Team. The R&D Team conducts thorough evaluations, engages in research and development, and rigorously tests the pump controller. Upon successful validation, our Production Team brings these innovations to life.

Through the collaborative efforts of our team members, Leading Company has pioneered numerous unique control and protection technologies in the pump industry.

2)Engagement at Trade Fairs, Communication, and Feedback

NO.3 Our production capacity

We warmly invite you to experience our factory firsthand through a field trip.

N0.4 FAQ
Can I request samples?
Absolutely, we are pleased to provide samples for testing purposes. Please contact us for further details.
What is the delivery timeframe?
For standard pump control panels, expect a delivery time of approximately 7 working days.
For custom non-standard requests, allow 15-20 days. Please reach out to us for more specific information.
Is OEM or ODM available?
Certainly, we offer OEM and ODM services backed by our dedicated engineering team, subject to minimum order quantities.
How does your factory ensure quality control?
At Hunan Leading Science & Technology Development Co., Ltd., our production process is meticulously aligned with ISO standards, ensuring impeccable quality control from the selection of raw materials to the final product. Each of our submersible pump control panels is thoroughly assembled and subjected to rigorous testing before being carefully packed and shipped, guaranteeing superior reliability and performance.
Could you provide information on the expected lifespan of your control panels?
Our expertly designed control panels boast an impressive lifespan of 8 years, highlighting their durability and long-term efficiency.
Can you elaborate on your after-sales service policy?
Based on the quantity of your order, we offer complimentary spare parts or controllers for maintenance or replacement. Additionally, we provide comprehensive technical training to support your operational needs.
Why should I trust your company?
With 15 years of dedicated expertise in the development, manufacturing, and distribution of pump control panels, Hunan Leading Science & Technology Development Co., Ltd. has earned the trust of numerous pump suppliers both in China and internationally, who rely on our controllers for safeguarding and managing their pumps and motors.
Could you share details about your location and transportation directions?
A journey from Guangzhou to Changsha is a swift 1-hour flight or a scenic 2.5-hour trip via high-speed train.
Traveling from Shanghai to Changsha is a brief 1.5-hour flight or a comfortable 5-hour ride on the high-speed train.
From Beijing, you can reach the dynamic city of Changsha in just 2.5 hours by air.
A flight from Hong Kong to Changsha is a convenient 2-hour journey, making it effortlessly accessible.