What is the warranty period?

The product comes with a 1-year warranty and 1-year after-sales service.

What are the lead times for orders?

Peak season lead time is one month, while off-season lead time is within 15 working days.

What is the efficiency of the MPPT controller?

The efficiency is greater than 99%.

2A off Grid Solar Panel Controller

Name: MPPT Controller 20A 30A 40A 60A Battery Charge Controller 12V/24V Auto USB Output 5V/2A off Grid Solar Panel Controller
Brand: NINGBO KEMAPOWER ELECTRONICS CO., LTD.
SKU: 817476365

Zhejiang, ChinaNINGBO KEMAPOWER ELECTRONICS CO., LTD.

US$15.44-58.77

1 Piece

Product profile

Customization

Available

After-sales Service

1 Year

Warranty

1 Year

Model NO.

MPPT-R

Condition

New

Certification

ISO, CB, CE

Application

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

Rated Voltage

12/24/36/48V

Color

Black

Transport Package

Safety Packing

Specification

12/24V 20-60A and 12/24/36/48V 30-100A

Trademark

KEMAPOWER

Origin

Foshan, China

HS Code

9032899090

Production Capacity

50000PCS/Year

Key features

High Efficiency MPPT Technology: Efficiency exceeds 99% with Max PV input up to 150V.

Multi-Stage Charging Modes: Supports Bulk, Absorption, Float, Equalization, and CV modes.

Wide Battery Compatibility: Compatible with GEL, Sealed, Flooded, LiFePO4, and Li(NiCoMn)O2 batteries.

Comprehensive LCD Display: Real-time monitoring of PV, Bat, Load parameters and system status.

Flexible Communication Options: Optional Internal Bluetooth, External WIFI, and RS485 connectivity.

Lithium Battery Activation: Built-in function to activate lithium batteries for immediate use.

Robust Protection System: Protects against PV/BAT reverse connection, over/low voltage, and overload.

Company profile

NINGBO KEMAPOWER ELECTRONICS CO., LTD.

Zhejiang, China

Business Type: Manufacturer/Factory, Trading CompanyExport Year: 2007-03-05Nearest Port: Ningbo, ChinaAverage Response Time: ≤8.28hTerms 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.