How many poles does the switch have?

It is a 4-Pole design that switches L1, L2, L3, and Neutral (N) simultaneously.

Advanced 125A 3-Phase Solar ATS Controller for PV Inverters

Name: Advanced 125A 3-Phase Solar ATS Controller for PV Inverters
Brand: Wenzhou Hengkuo Electric Co., Ltd.
SKU: 2147601102

Zhejiang, ChinaWenzhou Hengkuo Electric Co., Ltd.

US$20.50

50-99 Pieces

US$19.00

100-499 Pieces

US$18.00

500+ Pieces

Product specifications

Rated voltage

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

Warranty

1 Year

Brand

Hevgkeou

Operation

Electric

Certification

Type

Integrated automatic transfer switch

Poles

Output type

Dual

Mounting Type

35mm DIN Rail

Switching Time

≤ 3s (Adjustable on Some Models)

Operating Temperature

-5°C to +40°C

Housing Material

Flame Retardant PC/ABS

Transport Package

Box

Specification

230V AC

Trademark

HEVGKEOU

Origin

China

Key features

4-Pole Total Isolation: Switches L1, L2, L3, and N simultaneously for complete galvanic isolation and safety.

125A High Capacity: Handles heavy loads suitable for residential or commercial setups with multiple appliances.

PV Optimized Switching: Seamlessly switches between Solar/Inverter, City Power, and Generator sources.

DIN Rail Mounting: 35mm DIN Rail profile for neat, professional installation in standard distribution boards.

Solar Prioritization Logic: Configurable logic to prioritize inverter power during the day and grid power at night.

Adjustable Transfer Time: Switching time is adjustable on some models, typically under 5 seconds.

Flame Retardant Housing: Constructed with durable Flame Retardant PC/ABS material for safety.

CE Certification: Meets CE safety standards for electrical equipment.

Company profile

High Repeat Buyers ChoiceImporters and ExportersFast DeliveryQA/QC Inspectors

Wenzhou Hengkuo Electric Co., Ltd.

Zhejiang, China

CertifiedBusiness Type: Trading Company CertifiedCustomization Options: Full Customization, Flexible customization, etc. CertifiedExport Year: 1 Year CertifiedNearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤0.87h CertifiedTerms of Payment: LC, D/P, T/T, etc.

AI-Powered supplier vetting

SummaryThe supplier manufactures and sells electrical, security, motor-related, and household-appliance products, including distribution box fire-extinguishing devices and dual power converters. It reports 16 years of development and integrated design, mold-making, injection molding/pressing, and assembly capabilities, with flexible through full customization available. Export sales account for 51%–70% of total sales, but exporting began only one year ago and no overseas branches, agents, warehouse, showroom, or offline trade-show participation are reported. Quality staffing is inconsistently described: one quality inspector is listed in one slice, while another reports 21–30 quality-control staff; finished products are checked by packing staff. Service procedures exist in some areas but lack written records, and no overseas service infrastructure is reported. Financial figures are excluded under the privacy requirement, and the supplied financial fields are insufficient for a reliable credibility judgment. No...

Supplier typeThe supplier is presented as a manufacturer and seller of electrical accessories, security equipment, motors/components, and household appliances. Its described integrated manufacturing model covers design, mold making, injection molding or pressing, and assembly, indicating a manufacturing-oriented supplier rather than a pure trading company.

After-Sales capabilityThe supplier reports procedures for corrective and preventive actions and customer complaints, but no written records are maintained; its service-capability assessment also has no written procedures or followed records. It has no overseas warehouse, showroom, agent, branch, or overseas service country listed, indicating limited documented after-sales infrastructure.

Production capacityThe supplier reports 16 years of development and integrated design, mold making, injection molding or pressing, and assembly, alongside manufacturing activities covering electrical, security, motor-related, and household-appliance products. However, the stated annual production output is below the supplied threshold, so production scale is not clearly strong.

Customization capabilityCustomization is explicitly offered across minor customization, flexible customization, and full customization. The integrated design, mold-making, molding or pressing, and assembly capabilities further support the supplier’s ability to execute customized products.