High-Efficiency MPPT Solar Charge Controller for 20A, 30A, 40A Systems
Product Specifications
- STB
Contact Supplier
Product Highlights
- High MPPT Efficiency: Maximum MPPT tracking efficiency exceeds 99.9% for optimal energy extraction.
- Wide Voltage Compatibility: Supports 12V/24V automatic identification and various battery types including Lithium.
- Multiple Current Models: Available in 20A, 40A, and 60A models to suit different power requirements.
- Advanced MPPT Technology: Real-time voltage and current monitoring ensures maximum power point tracking.
- Comprehensive Protection: Features overcharge protection, over-voltage protection, and short circuit protection.
- Long Warranty Period: Comes with a 3-year warranty covering mechanical defects and parts.
- RS485 Communication: Equipped with RS485 (RJ11 port) for easy data monitoring and system integration.
- Flexible Customization: Offers full customization, minor customization, and customization from samples or designs.
Product Attributes
- Customization
- Available
- After-sales Service
- 3years
- Warranty
- 3years
- Model NO.
- STB
- Condition
- New
- Certification
- ISO, CB, CE
- Application
- Collector Controller, Solar System Controller, Charger Controller, Lighting Controller
- Rated Voltage
- 12V / 24V
- Maximum Charging Current
- 20A 40A 60A
- System Voltage
- 12/24V Automatic Identification
- MPPT Charging Voltage
- <14.5/29V
- Maximum Battery Voltage
- 35V
- Overcharge Protection Voltage
- 10.0~32.0V(Lithium Battery, Default 14.4V)
- Battery Type
- Gel, AGM, Lead-Acid, Lithium (Default Gel Battery)
- Maximum PV Voltage
- 100V(-20℃), 90V(25℃)
- Maximum Input Power
- 520W/1040W
- MPPT Tracking Range
- Battery Voltage+1.0V)~Voc*0.9 *²
- Output Current
- 30A
- Operating Mode
- Universal Controller (Default), Street Light Mode
- Maximum MPPT Tracking Efficiency
- >99.9%
- Maximum Charging Conversion Efficiency
- 98.0%
- IP Rating
- IP32
- Communication
- RS485(Rj11 Port)
- Transport Package
- Cartons with Foam
- Specification
- 196.5*136.6*97.1mm
- Origin
- China
- HS Code
- 9405409000
- Production Capacity
- 100000/Month
- Package Size
- 24.00cm * 24.00cm * 7.00cm
- Package Gross Weight
- 6.000kg
- Lead Time
-
30 days (1 - 1000 Pieces)
To be negotiated ( > 1000 Pieces)
Shipping
- Shipping Cost:
- Contact the supplier about freight and estimated delivery time.
Online Trading Protection
- Payment Guarantee
-
Platform-protected payments with refund support for eligible order issues.
- Platform Logistics
- Clearer shipment tracking with platform-supported logistics.
- Inspection Service
- Optional pre-shipment inspection for quality and quantity checks.
- After-Sales & Dispute Handling
- Platform-assisted dispute resolution, including refunds or returns when applicable.
Only orders placed and paid through Made-in-China.com Secured Trading are eligible for payment protection and the corresponding platform services.
Product Images of High-Efficiency MPPT Solar Charge Controller for 20A, 30A, 40A Systems
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High-Efficiency MPPT Solar Charge Controller for 20A, 30A, 40A Systems -
High-Efficiency MPPT Solar Charge Controller for 20A, 30A, 40A Systems -
High-Efficiency MPPT Solar Charge Controller for 20A, 30A, 40A Systems -
High-Efficiency MPPT Solar Charge Controller for 20A, 30A, 40A Systems -
High-Efficiency MPPT Solar Charge Controller for 20A, 30A, 40A Systems -
High-Efficiency MPPT Solar Charge Controller for 20A, 30A, 40A Systems -
High-Efficiency MPPT Solar Charge Controller for 20A, 30A, 40A Systems
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Product Description
Solarthon MPPT Solar Charge and Discharge Controller
The Solarthon MPPT Solar Charge and Discharge Controller, developed by Guangdong Solarthon Technology Co., Ltd., is an advanced charging method designed to optimize the power generation of solar panels.
The controller utilizes maximum power point tracking (MPPT) technology to monitor the voltage and current output of the solar panel in real time. By automatically tracking the highest voltage and current values, the controller ensures that the battery is charged with the maximum power output.
With its automatic tracking feature, the Solarthon MPPT Solar Charge and Discharge Controller eliminates the need for user adjustment. It continuously adjusts to the changing environmental conditions, allowing for maximum energy extraction from the solar array.
Choose from three different models: 20A, 40A, or 60A, depending on your specific power requirements. Whether you need to charge a small battery or a larger one, the Solarthon MPPT Solar Charge and Discharge Controller has you covered.
Experience the benefits of efficient solar charging with the Solarthon MPPT Solar Charge and Discharge Controller. Maximize your energy generation and ensure optimal performance of your solar panel system.
| Model | STB1220 | STB1240 | STB1260 |
| Maximum Charging Current | 20A | 40A | 60A |
| System Voltage | 12/24V automatic identification | 12/24V automatic identification | LiFePO4 12.8V 120AH |
| MPPT Charging Voltage | <14.5/29V | <14.5/29V | 12V/24V <10mA, 48v<12mA |
| Maximum Battery Voltage | 35V | 35V | 35V |
| Overcharge protection voltage | 10.0~32.0V(lithium battery, default 14.4V) | ||
| Battery Type | gel, AGM, lead-acid, lithium (default gel battery) | ||
| Maximum PV Voltage | 100V(-20ºC), 90V(25ºC) | ||
| Maximum input power | 260W/520W | 520W/1040W | 750W/1500W |
| MPPT Tracking Range | battery voltage+1.0V)~Voc*0.9 *² | ||
| Output Current | 20A | 30A | 30A |
| Operating Mode | universal controller (default), street light mode, user manual mode | ||
| Maximum MPPT Tracking Efficiency | >99.9% | >99.9% | >99.9% |
| Maximum Charging Conversion Efficiency | 98.0% | 98.0% | 98.0% |
| Dimensions | 136.6*136.6*67.1mm | 196.5*136.6*97.1mm | 262.5*186.5*97.5mm |
| Self Power Consumption | ≤12mA | ≤12mA | ≤12mA |
| Communication | RS485(RJ11 port) | RS485(RJ11 port) | RS485(RJ11 port) |
| Operating Ambient Temperature | -20~+55ºC | -20~+55ºC | -20~+55ºC |
| Storage Temperature | -25~+55ºC | -25~+55ºC | -25~+55ºC |
| IP Rating | IP32 | IP32 | IP32 |
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR2611146". Items marked "
" are certified.
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Company Profile
Guangdong Solarthon Technology Co., Ltd. is an innovative high technology manufacturer with ISO9001, TUV, SGS, CE, IEC61215, IEC61730, CEC, JET Our Solar PV module factory covers 55, 000 Square Meters, has more than 450 employees.
Specialized in R&D, manufacturing and marketing of photovoltaic (PV) inverters/solar inverter, Power Inverter, Solar charge controller, Solar powered battery, Industrial solar panel and some other related Solar products.
Our innovative solutions for all photovoltaic applications and our unsurpassed service offer our customers worldwide greater independence in meeting their energy needs.
Solarthon is one of the world's leading suppliers of solar inverters, charge controllers and solar energy storage batteries. Solarthon's products have won the trust of customers around the world with their stable operation and excellent performance. They are not only sold well in China, but also in North America, Europe, Australia, Africa, Southeast Asia and other regions.
In 2017, Solarthon entered the off-grid inverter charger market. After being tested by the market and users, Solarthon off-grid inverters and solar charge controllers have been recognized by the majority of users for their excellence in quality and professional services.
Solarthon focuses on independent research and development, and has obtained more than 200 research and development patents. Our R & D products have passed SAA, CE, SONCAP certificate and IS9001 quality certificate. We are one of the authorized suppliers of the Chinese government...Solarthon is committed to promoting a new era of solar energy applications.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- Building 1, No. 14, Fuqing Second Road, Yongxing Industrial Zone, Henglan Town, Zhongshan, Guangdong, China
-
Plant Area
- 10000 square meters
-
Number of Employees
- 63
-
Registered Capital
- 10,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Guangzhou Port, Shenzhen Port
-
Minimum Order Quantity
- 50 Pcs
-
Supply Chain Partners
- 2000
Our Production Capability & Technical Expertise
-
Main Products
- Solar Energy System, Inverter, Solar Power System, Battery, Industrial & Commercial Energy Storage, Portable Power Station, Solar Panel, Solar Water Pump, PV Combiner Box, Solar Controller
-
Production Lines
- 5
-
Production Machines
- Robot arm, Automatic production line, Assembly line, Sealing equipment, large-scale aging equipment, Aging Line, Integrating sphere
-
QA/QC inspectors
- 6 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection)
-
Inspection Method for Finished Products
- Have instruction but no written records
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 16 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2022-03-23
-
Export Year
- 5 Years
-
Main Markets
- Africa
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 11
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- No
Our Certifications, Standards & Industry Recognition
-
Cooperated with Fortune 500
- No
FAQ
- What battery types are supported?
- The controller supports Gel, AGM, Lead-Acid, and Lithium batteries. The default setting is for Gel batteries.
- What are the available current models?
- Three models are available: 20A, 40A, and 60A, allowing selection based on specific power needs.
- Does the controller support lithium batteries?
- Yes, it supports lithium batteries with an overcharge protection voltage range of 10.0~32.0V, defaulting to 14.4V.
- Is the system voltage automatic?
- Yes, it features 12V/24V automatic identification for versatile system compatibility.
- What is the MPPT tracking efficiency?
- The maximum MPPT tracking efficiency is greater than 99.9%.
- Can I customize the product?
- Yes, we offer full customization, minor customization, and customization from samples or designs.
- What is the warranty period?
- The product comes with a 3-year warranty and 3 years of after-sales service.
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