PV Powered Water Heating System 12V RV Hotel Home Application Electric Solar Water Heater
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Product Highlights
- Direct DC Solar Heating: No inverter or battery needed; direct DC power heats water for high efficiency.
- Dual Power Source: Seamlessly switches to AC electric heating on rainy or snowy days for continuous hot water.
- Durable PV Modules: Hail resistant, sun proof, and freeze free design with a 30-year service life.
- Customizable Capacity: Available in 60L, 80L, and 100L capacities to suit different household or commercial needs.
- Easy Installation: Wall-mounted design with simple installation; no complex plumbing work required.
- High Quality Material: Heater tank made of 316 stainless steel with enamel coating for durability.
- Comprehensive Warranty: Standard 3-year warranty with optional extended coverage up to 36 months.
- OEM/ODM Support: Supports OEM and ODM customization services with a minimum order of 100 units.
Product Attributes
- Customization
- Available
- After-sales Service
- Free Spare Parts
- Warranty
- 36month
- Model NO.
- OPTL-80
- Max. Capacity
- 60L
- Structure
- Compact Type
- Pressure
- Pressurized
- Interior Material
- Enamel
- Collector Components
- Solar Panel
- Composition
- Tank Insulation
- Certification
- CE, ISO9001
- Power
- 2000W
- Application
- Hotel, Commercial, Household
- Liter
- 60L/80L/100L
- Energy
- Electric, Solar
- Rank Waterproof
- Ipx4
- Enamel Type
- Enamel
- Inner Tank
- Steel with Enamel Coated
- Storage / Tankless
- Storage
- Operating Language
- English
- Installation
- Wall Hung
- Vertical or Horizontal
- Vertical
- Maxi Setting Temp
- 85degrees
- Transport Package
- Carton Box
- Specification
- 410×690mm
- Trademark
- OPTEN
- Origin
- China
- HS Code
- 8419191000
- Production Capacity
- 5000PCS/Month
- Package Size
- 51.00cm * 51.00cm * 80.00cm
- Package Gross Weight
- 26.000kg
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.
Product Images of PV Powered Water Heating System 12V RV Hotel Home Application Electric Solar Water Heater
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Product Description


Direct DC power from PV panels heats water, no conversion loss.
Solar-powered hot water on sunny days
Switch to AC heating on rainy or snowy days for nonstop hot water.
Simple installation
Mount PV panels on rooftops or balconies. No complex plumbing.
Durable solar panels
Hail-resistant, sun-proof, freeze-free. 30-year PV module life.
High energy saving & low maintenance
Fewer components, fewer faults; ideal for homes, villas, off-grid.



Model | OPTL-60 | OPTL-80 | OPTL-100 |
Capacity | 60L | 80L | 100L |
Adaptive DC power series cicuit | 550W*2pcs | 550W*2pcs | 550W*2pcs |
solar input voltage Range | DC40-110V | ||
Rated Power/AC | 2000W | 2000W | 2000W |
AV Voltage | 220V | ||
Installation | Vertical | ||
Safety valve | 0.75MPa Multi-functional safety valve-over pressure protection | ||
Rank Waterproof | IPX4 | ||
color | white | ||
Heating Element | 316 | ||
Power cable and Plug | 1.5m power cable and Euro Plug | ||
Warranty | 3 years | ||
Product size (mm) | 410×690 | 450×760 | 450×885 |
Packing size(mm) | 465×465×725 | 502×502×800 | 502×502×925 |
G/W(KG) | 23.5kg | 25.8kg | 28.5kg |
No more wasting cold water before hot water!
Constant water temperature for more comfort!
Easy installation/Safe usage!
Training: On-site or remote operation/maintenance training.

Located in Fusha Town, Zhongshan Guangdong, a famous home appliance base, Zhongshan Opten Electrical Co., Ltd. integrates R&D, production, and sales of heating & hot water appliances.
Main products: electric boilers, solar PV water heaters, and parts like air pressure switches. We offer OEM & ODM services and hold patents.
Products meet international safety standards and are exported globally. We provide solutions covering product selection, tech support, certification, and after-sales service worldwide.


Competitive pricing & discounts
Fast shipping & customs support
according to your requirements.
About the Supplier
This supplier has been audited by BV. Verify the report on the official BV website with ID "MIC-ASI261876". Items marked "" are certified.
Company Profile
Established in 2003, ZHONG SHAN OPTEN ELECTRIAL APPLIANCE Co., Ltd is professional manufacturer of Electric boilers, Air souce heat pump, Air pressure switch and electric water heater. We are located in Fu sha town zhongshan City Guang Dong province where is one of the famous manufacturers base of home appliance in China.
With more than 4000square meters plant, excellent technology and experienced talented R&R team. Our product with own patented technology, it is innovate and safety and energy saving. We have acquired ISO9001, CCC, CE and IEC certification. International quality standards. Meanwhile, we also provide OEM/ODM service.
We firmly believe that our experienced and talented team and excellent quality professional service will surely be recognized and respected from the majority of users.
Look forward to the future, we sincerely invite you to cooperate with us and create the brilliancy together.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- No. 20, Dongfu Road, Fusha Town, Zhongshan City, 6th Floor (A)
-
Plant Area
- 2083.28 square meters
-
Number of Employees
- 8
-
Registered Capital
- 500,000 RMB
-
Terms of Payment
- T/T, LC, 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
- Shenzhen Port; Guangzhou Port
-
Minimum Order Quantity
- 1 Set/PCS
-
Supply Chain Partners
- 35
Our Production Capability & Technical Expertise
-
Main Products
- Electric Boilers, Instant Electric Water Heater, Air Pressure Switch, Solar PV Water Heater, Ozone Generator
-
Production Lines
- 4
-
Production Machines
- Laser Cutting Facility, Heat Shrink Packaging Facility, Manual Press Facility
-
QA/QC inspectors
- 1 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
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
- 2 people
-
Traceability of Raw Materials
- Yes
-
Test Reports for Raw Materials
- Others
-
Own Brand
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2013-12-26
-
Export Year
- 13 years
-
Main Markets
- North America, South America, Europe, Southeast Asia/ Mideast, Australia
-
Repeat Buyers Choice
- 50%~80%
-
Number of Foreign Trading Staff
- 1
-
Overseas Agent/Branch
- No
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Product Certification
- CCC, CE
-
Cooperated with Fortune 500
- No
FAQ
- What are the power rating and rated voltage of your PV solar water heaters?
- Mains power: AC 220V/2000W; Solar power: DC 110V/2000W. It is compatible with solar voltage ranging from DC 72V to 110V.
- What is the limit for the maximum input voltage of the solar panel?
- The maximum input voltage of the solar panel cannot exceed DC 110V
- What material is the heater tank made of?
- The heater tank is made of 316 stainless steel. We can also customize heater tank with other materials according to your requirements.
- What product certifications does this PV solar water heater have?
- The product has obtained the CE certification.
- What does the standard accessory package include?
- The standard accessories include screw hangers, drain pipes, solar heating air switches and product manuals.
- Do you support OEM/ODM customization services?
- Yes, we support both OEM and ODM customization services, with a minimum order quantity of 100 units.
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