What is the installation position?

The unit is designed for wall mounting.

Does it have protection against voltage issues?

Yes, it includes under voltage and over voltage protection features.

H521 Intelligent Pump Control Box with Dry Run Protection

Name: H521 Intelligent Pump Control Box with Dry Run Protection
Brand: Hunan Leading Science & Technology Development Co., Ltd.
SKU: 2307565825

Hunan, ChinaHunan Leading Science & Technology Development Co., Ltd.

US$36.90

1-49 Pieces

US$35.60

50+ Pieces

Product profile

Customization

Available

Task

Structure

Model NO.

H521

Mathematical Model

Signal

Function

Automatic Control, Protection

Certification

RoHS, ISO: 9001, CE

Condition

New

Customized

Material

ABS

Rated Output Power

0.37kw-2.2kw (0.5HP-3HP)

Protection Grade

IP65

Rated Input Voltage

AC220V/AC230V Single Phase

Weight

2kg

Transport Package

Paper Carton

Specification

250*200*150mm

Trademark

LEADING

Origin

China

Key features

Dry Run Protection: Equipped with sensor-free dry run protection to prevent pump damage.

IP65 Protection Grade: Dust-tight and protected against water jets for reliable outdoor use.

Wide Voltage Range: Supports AC220V-240V Single Phase 50HZ/60HZ for global compatibility.

Multiple Control Modes: Compatible with liquid probe, float switch, or pressure switch for automation.

LCD Status Display: Real-time pump running status shown on an integrated LCD screen.

Memory Function: Retains settings during power off and automatically recovers upon restart.

Long Signal Transmission: Supports signal transmission distance up to 200 meters for flexible installation.

Comprehensive Certifications: Certified with RoHS, ISO 9001, and CE for quality and safety assurance.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExperienced Team

Hunan Leading Science & Technology Development Co., Ltd.

Hunan, China

Business Type: Manufacturer/Factory, Trading Company, OtherExport Year: 2005-06-08Nearest Port: Ningbo, Shanghai, GuangzhouAverage Response Time: ≤6.20hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR

AI-Powered supplier vetting

SummaryThe supplier is identified as Hunan Leading Technology Development Co., Ltd., a professional technology provider focused since 2001 on intelligent pump controller production, R&D, global sales, and after-sales service. It provides 3D software design, ODM/OEM, and multiple customization options, supported by documented inspection, corrective-action, complaint-handling, quality-assurance, and traceability procedures. Export experience is stated at 18 years, with exports representing 21%–30% of sales, and standard peak- and off-season lead times within 15 working days. However, the supplier has no available SDK, reported no new products in the past year, lacks overseas agents, branches, warehouses, and showrooms, and has no valid manufacturing-capacity contract with its factory and related subcontractors. Evidence is insufficient for certification holding, financial credibility, and customer cases.

Supplier typeThe supplier is Hunan Leading Technology Development Co., Ltd., described as a professional technology supplier focused on pump control and protection solutions, including production, R&D, global sales, and after-sales service. Its company type is recorded as “Combined,” but the exact legal classification is not further explained.

After-Sales capabilityThe company states that it provides after-sales service, maintains in-stock service capacity, and has documented procedures and records for complaint handling, corrective and preventive actions, quality assurance, and traceability. However, it has no overseas agents or branches, no overseas warehouse, no overseas showroom, and reports zero countries with overseas services, limiting demonstrated international after-sales coverage.

R&D capabilityThe supplier is identified as a professional R&D technology supplier and provides 3D software design and ODM services. Nevertheless, it has no available SDK and reported no new products during the past year, so the evidence supports design and development capability but indicates limited recent product innovation.

Production capacityThe supplier reports production operations, documented finished-product inspection procedures, in-stock capability, 18 years of export experience, and lead times within 15 working days in both peak and off seasons. A material control weakness is that the factory and related subcontractors have no valid manufacturing-capacity contract; overseas warehousing is also unavailable.

Customization capabilityThe supplier explicitly offers customization from samples, designs, full customization, minor customization, and flexible customization, together with 3D software design and ODM services. It also reports OEM capability for well-known brands, providing direct evidence of broad customization and design-manufacturing support.

Client casesThe supplier states that it provides OEM services for popular brands, which indicates experience serving recognized-brand customers. No specific customer names, projects, products, or verifiable case details are provided, so the depth and quality of customer cases cannot be fully assessed.