"Classic Series" 300L
Enameled Stainless Steel
ISO9001, CCC, Cma,CNAS
Heat Pump Water Heater
High-End Product
Over 20 Years Professional Experience
First Heat Block Outside of Inner Tank
Enamel Steel Plate, Thickness 1.8mm Adheredd
Color-Coated Shell Based on Outdoor Work Condition
LOPU
Carton Packing
Enamel Buffer 300L
China
8419901000
Product Description
FAQ
1. Company Profile of Shandong Longpu Solar Energy Co., Ltd
Shandong Longpu Solar Energy Co., Ltd. is a Chinese national high-tech enterprise, stock code 870395.
Longpu was founded in 2008, with two factories of 70,000 square meters area and more than 800 employees, whose main products cover most fields of solar thermal engineering. With more than 30 patents and a number of key technologies for heat conversion, the company is one of the drafters of the Chinese industry standards for "heating enamel heat storage tank" and "heat pump heating buffer tank",
Longpu is a leading enterprise in Chinese multi-energy heat storage enamel tank industry, The annual output of all kinds of new energy enamel water tanks is 350,000 sets, with a daily output of 1,200 sets, one every 36 seconds.
The main products for new energy utilization include 137mm ultra-large diameter tankless solar water heater system, metal-heat-pipe pressurized enamel-water-tank solar water heater, air source heat pump water heater, air source heating buffer water tank, split-type solar enamel water tank, solar engineering heater-station system etc.
As an open enterprise, Longpu will try its best to provide the most advanced and reliable enamel water tank for the demand of multi-energy enamel water tank enterprises, and is willing to use and promote with all partners at home and abroad.
2. Business Introduction of Shandong Longpu Solar Energy Co., Ltd
High-tech industrial organization integrating research and development, design, production and sales, with many senior experts and researchers.
Two major production bases and15 years of professional production experience
Cooperate with more than 40 manufacturers across China for ODM supporting production all year round.
Annual output of 350,000 sets of enamel heat storage water tanks, 1200 units per day, an average of 36 seconds/each.
3. Overseas Business scope of Shandong Longpu Solar Energy Co., Ltd
Regional and country distribution and agent available
OEM and ODM cooperation available
CKD assembly cooperation and production line cooperation available






1. Company Profile of Shandong Longpu Solar Energy Co., Ltd
Shandong Longpu Solar Energy Co., Ltd. is a Chinese national high-tech enterprise, stock code 870395.
Longpu was founded in 2008, with two factories of 70,000 square meters area and more than 800 employees, whose main products cover most fields of solar thermal engineering. With more than 30 patents and a number of key technologies for heat conversion, the company is one of the drafters of the Chinese industry standards for "heating enamel heat storage tank" and "heat pump heating buffer tank",
Longpu is a leading enterprise in Chinese multi-energy heat storage enamel tank industry, The annual output of all kinds of new energy enamel water tanks is 350,000 sets, with a daily output of 1,200 sets, one every 36 seconds.
The main products for new energy utilization include 137mm ultra-large diameter tankless solar water heater system, metal-heat-pipe pressurized enamel-water-tank solar water heater, air source heat pump water heater, air source heating buffer water tank, split-type solar enamel water tank, solar engineering heater-station system etc.
As an open enterprise, Longpu will try its best to provide the most advanced and reliable enamel water tank for the demand of multi-energy enamel water tank enterprises, and is willing to use and promote with all partners at home and abroad.
2. Business Introduction of Shandong Longpu Solar Energy Co., Ltd
High-tech industrial organization integrating research and development, design, production and sales, with many senior experts and researchers.
Two major production bases and15 years of professional production experience
Cooperate with more than 40 manufacturers across China for ODM supporting production all year round.
Annual output of 350,000 sets of enamel heat storage water tanks, 1200 units per day, an average of 36 seconds/each.
3. Overseas Business scope of Shandong Longpu Solar Energy Co., Ltd
Regional and country distribution and agent available
OEM and ODM cooperation available
CKD assembly cooperation and production line cooperation available

Technical parameters of "Classic" Series | ||||||||
Model | 60L | 80L | 100L | 150L | 200L | 300L | 500L | |
Overall size(mm) | Φ470*725 | Φ470*895 | Φ470*1055 | Φ500*1285 | Φ500*1625 | Φ650*1478 | Φ710*1750 | |
Inner | Material | Special steel plate for enamel,inner surface sandblasted and then enamel treated. | ||||||
Thickness | 1.8mm | ≥2.5mm | ||||||
Thread | Quantity | One in and one out | Two in and two out | Two in and two out | ||||
Size | DN32 internal thread | DN50 internal thread | DN65 internal thread | |||||
Insulation | Material | Polyurethane insulation | ||||||
Thickness | 50mm | 42mm | 50mm | |||||
Electric heating | 3.0KW |





