What certifications does the product have?

The product holds ISO, CB, and CE certifications, ensuring compliance with international quality and safety standards.

Is there a USB charging port?

Yes, the controller includes a 5V/2A USB port for charging mobile devices.

Hh-Du Powerful Manual PWM Solar Charge Controller 30A

Name: Hh-Du Powerful Manual PWM Solar Charge Controller 30A
Brand: NINGBO KEMAPOWER ELECTRONICS CO., LTD.
SKU: 864178045

Zhejiang, ChinaNINGBO KEMAPOWER ELECTRONICS CO., LTD.

US$5.00-9.00

1 Piece

Product profile

Customization

Available

Condition

New

Certification

ISO, CB, CE

Model NO.

HHDU

Application

Collector Controller, Water Heater Controller, Solar System Controller, Charger Controller, Lighting Controller, Wind Controller, Solar Working Station, Voltage Controller, Thermal Controller

Rated Voltage

12V

Product Name

LED 12VDC 24VDC 20AMP PWM Solar Charge Convertor

Transport Package

Safety Packing

Specification

119*64*26mm

Trademark

KEMAPOWER

Origin

Foshan, China

HS Code

9032899090

Production Capacity

50000PCS/Yer

Key features

Auto Voltage Detection: Automatically detects and switches between 12V and 24V systems for versatile application.

Multi-Battery Compatibility: Supports AGM, GEL, Flooded, and Lithium battery types with selectable charging parameters.

Comprehensive Protection: Features overload, short circuit, reverse polarity, and over-voltage protection for safety.

LCD Display & Control: LCD screen shows status, fault codes, and allows settings for light/time control modes.

USB Charging Port: Built-in 5V/2A USB charger for convenient charging of mobile devices on the go.

Temperature Compensation: Adjusts charging voltage based on ambient temperature to optimize battery life.

IP30 Protection Class: Durable ABS case with IP30 rating ensures reliable operation in various environments.

Certified Quality: Products are certified with ISO, CB, and CE standards for global market compliance.

Company profile

NINGBO KEMAPOWER ELECTRONICS CO., LTD.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-03-05Nearest Port: Ningbo, ChinaAverage Response Time: ≤8.93hTerms of Payment: LC, T/T, Western UnionInternational Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryThe supplier is identified as a Ningbo-based trading company associated with wholesale and retail, while other records describe factory facilities including five production lines, six to ten quality-control staff, and exports to Southeast Asia, the Middle East, and North America. It reports CE or UL certification for most products, annual customer training, 24/7 online technical service, after-sales support, OEM/ODM services, and new product development. However, formal procedures and records for supplier service assessment, corrective actions, and complaint handling are absent. The supplier has no overseas warehouse, showroom, agent, or branch, and no SDK availability. Sustainability documentation and fire-drill status are unknown. Financial credibility cannot be assessed from the provided year labels alone.

CertificationsThe supplier states that most products have passed CE or UL certification, while its supplier-management-system certification is recorded as “Others.” The evidence supports product-level certification claims but does not identify a specific management-system certificate or coverage for all products.

After-Sales capabilityThe supplier advertises reliable after-sales guarantees, annual customer help and training, 24/7 online technical service, and stated peak/off-season lead times. Nevertheless, it has no written procedures or records for complaint handling, service-capability assessment, or corrective and preventive actions, which is an explicit process deficiency.

R&D capabilityThe supplier reports new-product development during the past year and provides ODM services, demonstrating product-development and design-manufacturing capability. It also reports no available SDK, so software-development support is not evidenced.

Production capacityThe supplier reports five production lines, six to ten quality-control staff, Ningbo factory-related location information, and lead times of within 15 working days off-season and one month during peak season. These details support established production operations, although annual output data is excluded from this assessment because it is monetary information.

Customization capabilityThe supplier explicitly offers customized products, low MOQ service, ODM services, and OEM services for well-known brands. This is direct evidence of both product customization and contract manufacturing capability.

Product Q&A

Q:What battery types are supported?

The controller supports AGM, GEL, Flooded, and various Lithium battery types (including Ternary Lithium and LiFePO4) with selectable charging parameters.

Q:Does it support 12V and 24V systems?

Yes, it features automatic voltage detection, allowing it to work seamlessly with both 12V and 24V systems.

Q:What protections are included?

It includes protection against overload, short circuit, reverse polarity, over-voltage, and low voltage disconnection to ensure system safety.

Q:Can I control the load manually?

Yes, the load working mode can be set to Normal, Light Control, or Light + Time Control via the LCD interface.

Q:What is the warranty and lead time?

Peak season lead time is one month, while off-season lead time is within 15 workdays. Specific warranty terms should be confirmed with the supplier.