Cheapest Price Automatic Control Device for High Pressure Separate Solar Thermal System
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Product Highlights
- WIFI and APP Control: Select models support remote control via mobile phone with WIFI and APP integration.
- RS485 Communication: Specific models feature RS485 communication for advanced system integration.
- Comprehensive Functions: Includes temperature control, pump control, electric heater control, and anti-freezing protection.
- System Monitoring: Real-time monitoring of collector temperature, tank temperature, and water level.
- Wide Application Scope: Suitable for pressurized, non-pressurized, integrated, and split solar water heating systems.
- 1-Year Warranty: Comes with a 1-year warranty and spare parts after-sales service.
- Fast Lead Time: Average lead time within 15 workdays for both peak and off-peak seasons.
Product Attributes
- Customization
- Available
- After-sales Service
- Spare Parts
- Warranty
- 1 Year
- Model NO.
- 91
- Condition
- New
- Certification
- ISO, CB, CE
- Application
- Collector Controller, Water Heater Controller, Solar System Controller, Solar Working Station, Thermal Controller
- Rated Voltage
- 240V
- Transport Package
- Carton
- Specification
- 91
- Trademark
- MLSUN
- Origin
- China
- Production Capacity
- 3000000 Sets/Year
- Package Size
- 31.00cm * 30.00cm * 9.00cm
- Package Gross Weight
- 1.000kg
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.
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Product Description
Some models with WIFI and APP and RS485, you can control your solar system by your mobile phone.
Functions:
temperature control, pump control, electric heater control, feed water control, anti-freezing protection, system monitoring (collector temperature, tank temperature, water level).
Applications:
pressurized, non-pressurized, integrated, split solar water heating systems.
| Controller | Solar system |
| Model 201 | Non-pressurized integrated system |
| Model 501 | |
| Model 609 (WIFI and APP) | Pressurized integrated system |
| Model 208 (WIFI and APP) | Pressurized split system |
| Model 1535 | |
| Model 1568 | |
| Model 658 | |
| Model 258 (WIFI and APP) | |
| Model 288 | |
| Model 223 (WIFI and APP and RS485) | |
| Model 81 | |
| Model 91 | |
| Model 11L | Solar pump station (controller+pump) |
| Model 21L | |
| Model 11H | |
| Model 21H | |
| Model 881 |




About the Supplier
Company Profile
MLSUN GROUP Co., Ltd. is a solar factory located in Tianjin, China., near Beijing, a professional manufacturer of solar energy products with more than 10 years of experience in production, research and development.
We specialize in CSP (Concentrated Solar Power).
Annual production capacity of 500, 000 sqm, exported to more than 50 countries.
We developed an inner tank with a porcelain enamel coating.
Solar vacuum tube (Big-Diameter tube, Two-Ends-Open tube)
Solar water heater (No-pressure, Pressure)
Solar collector (No-pressure, Pressure: Heat Pipe, U Pipe, Flat Plate, Air collector)
Solar PV (solar panel, portable power station, solar lights)
Solar pump (land pump, submersible pump, booster)
Heat pump (enamel tank, stainless steel tank)
CSP (Parabolic Trough solar thermal concentrator & Evacuated receiver tube & Reflector mirror & Sun-tracking system)
CSP (Linear Fresnel solar thermal concentrator & Non-evacuated receiver tube)
CSP (Dish Parabolic solar thermal concentrator)
CSP (Tower Heliostat solar thermal concentrator)
MLSUN is a green-energy solutions suppiler, dedicated to creating a sustainable future for the earth and mankind.
We focus on solar products, let everyone, every family and every organization enjoy solar energy, create a sustainable renewable world. We supply our customers with competitive prices, reliable quality, safe turnkey solutions for solar thermal, solar PV, and CSP projects. We cooperate with our partners and provide a wide career stage for our employees.
We are focused and passionate about our work. We provide an exciting work environment, encourage new ideas and open communication, and we develop our people to realize their full potential.
About Our Factory & Business Background
- Address
- Building 6, Yuanyin Road, Nankai District, Tianjin, China
- Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment, Money Gram
- International Commercial Terms(Incoterms)
- FOB, EXW, CFR, CIF, DAT, FAS, DDP, DAP, CIP, CPT, Others, FCA
- Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays - Nearest Port
- Tianjin port, Qingdao port, Shanghai port
Our Production Capability & Technical Expertise
Our Industry Experience & Global Business Record
- Export Year
- 2014-09-17
- Main Markets
- North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
FAQ
- What control options are available for the solar system?
- Some models support WIFI and APP control for mobile phone operation, while others include RS485 communication.
- What functions does the controller perform?
- It handles temperature control, pump control, electric heater control, feed water control, anti-freezing protection, and system monitoring.
- Which solar systems are compatible with this controller?
- It works with pressurized, non-pressurized, integrated, and split solar water heating systems.
- What is the warranty period and after-sales service?
- The product includes a 1-year warranty and spare parts service.
- What is the average lead time for delivery?
- The average lead time is within 15 workdays regardless of the season.
- What are the available payment terms?
- We accept LC, T/T, D/P, PayPal, Western Union, Small-amount payment, and Money Gram.
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