Does it include a check valve?

Yes, it is fitted with a thickened brass check valve with a magnet inside to prevent pressure loss.

Jnn 1.5 Bar Adjustable Pressure Switch for Water Pump Start Stop Automatic

Name: Jnn 1.5 Bar Adjustable Pressure Switch for Water Pump Start Stop Automatic
Brand: Shanghai Winning Electric Co., Ltd.
SKU: 2264281975

Shanghai, ChinaShanghai Winning Electric Co., Ltd.

US$10.00

12-239 Pieces

US$9.00

240-599 Pieces

US$8.00

600-1,499 Pieces

US$7.00

1,500+ Pieces

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Electronic

Number of Switch

Single Control Switch

Model NO.

EPC-1

Structure

Power Built-in Type

Usage

Control Switch

Application

Home

Explosion-proof Type

Flameproof

Contact

Normally Open

Contact Type

Type c Contact

Detection Method

Retro-reflective Mode

Brand

Jnn

Certification

ISO9001, CE

Color

Blue

IP Level

IP65

Max. Current

12A

Max. Voltage

110 / 230V

Transport Package

Carton

Specification

54*48*37.5

Trademark

JNN

Origin

China

HS Code

90328990

Production Capacity

5000

Key features

Automatic Start/Stop Control: Fully automatic pump control with delayed protection to prevent frequent starting.

Adjustable Pressure Settings: Adjustable starting pressure allows customization based on actual pump head and height.

High-Quality Original Relay: Uses original relays for superior quality and reliable performance.

IP65 Waterproof Protection: Waterproof case and circuit board ensure durability in various environments.

Thickened Brass Check Valve: Features a thickened brass check valve with magnet to prevent pressure loss.

Wide Application Compatibility: Suitable for self-priming, jet, centrifugal, and garden pumps in various systems.

Premium Material Construction: New material plastic parts and odorless EPDM diaphragm ensure high strength.

CE and ISO9001 Certified: Product meets international standards with CE and ISO9001 certifications.

Company profile

Shanghai Winning Electric Co., Ltd.

Shanghai, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2019-08-01 CertifiedNearest Port: Ningbo PortAverage Response Time: ≤3.63h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryShanghai Winning Electric Co., Ltd. is a China-based limited company focused on intelligent water-pump and motor-control products. The supplier describes capabilities in product design, R&D, system integration, automation implementation, and production, with applications in municipal water supply, drainage, industrial control, agricultural irrigation, and aquaculture. It reports eight production lines, export activity to Africa, Southeast Asia/Middle East, and Australia, and approximately one-month order fulfillment in both peak and off-peak periods. Evidence supports product specialization and some engineering capability, but certification details, after-sales resources, financial credibility, customization results, and specific customer cases remain insufficiently documented. The supplied data also contains inconsistencies, including differing establishment/manufacturer-start dates, employee and quality-control counts, and company-location information.

Supplier typeThe supplier is identified as a Chinese limited company and is described as both a manufacturer and R&D company specializing in motor and pump-control products. Its stated departments include production, technology, engineering, and business functions, indicating an integrated manufacturing and engineering profile.

R&D capabilityThe supplier states that it performs system design, research and development, product development, and integration for intelligent pump and motor-control products, and reports two years of total R&D-engineer experience. These statements support an innovation function, but the limited disclosed R&D experience and absence of patents, new-product records, or technical outcomes prevent a stronger assessment.

Production capacityThe supplier describes production capabilities and reports eight production lines, with products covering pump controllers, protectors, and related control equipment. It also states approximately one-month fulfillment in both peak and off-peak seasons, although the reported employee and quality-control figures are internally inconsistent and production capacity metrics are limited.

Customization capabilityThe supplier explicitly offers product design, development, system integration, and automation-project implementation, including intelligent controllers for pumps, air energy, geothermal, and boilers. This supports potential customization and engineering adaptation, but no specific customized project, technical specification, or delivery example is supplied.