Product Configuration
The immersion heater tube for water tank is generally divided into threaded flanges and flat flanges. The common sizes of threaded flanges are 1 inch, 1.2 inches, 1.5 inches and 2 inches, and they are mostly used for low-power heating, with power settings typically ranging from several kilowatts to tens of kilowatts. Flat flanges are available in sizes from DN10 to DN1200, and different powers can be designed according to customer requirements. Generally, large-power flange immersion heating tubes use flat flanges, with power ranging from several kilowatts to hundreds of kilowatts. They have a high surface power, which is 2 to 4 times the surface load of air heating.
The water tank flange immersion heater tube is an electric heating device used for heating liquids such as water, oil or other media. It is usually installed in water tanks or storage tanks. Fixed on the water tank through flange connection, it features high heating efficiency, convenient installation and long service life.
The water tank immersion heater tubes are usually composed of 3, 6, 9, 12, 15 or more U-shaped heating tubes welded onto a flat flange by argon arc welding. These heating tubes are generally designed as high-power liquid electric heating tubes and are widely used in water tanks, electric boilers, solar auxiliary heating, heat transfer oil furnaces and other liquid heating scenarios.
Product Paramenters
Porduct Name | DN40 Electrical Immersion Heater Tube for Water Tank |
Humidity State Insulation Resistance | ≥200MΩ |
After Humid Heat Test Insulation Resistance | ≥30MΩ |
Humidity State Leakage Current | ≤0.1mA |
Surface Load | ≤3.5W/cm2 |
Tube diameter | 6.5mm,8.0mm,10.7mm,etc. |
Shape | straight,U shape,W shape,etc. |
Resistant voltage | 2,000V/min |
Insulated resistance in water | 750MOhm |
Use | Immersion Heating Element |
Tube length | 300-7500mm |
Shape | customized |
Approvals | CE/ CQC |
Company | factory/supplier/manufacturer |
The DN40 immersion heater tube for water tank material we have stainless steel 201 and stainless steel 304,the flange size have DN40 and DN50,power and tube length can be custoized as requirements. |


Product Features
Product Features
Product Application
*** Domestic water heater: Used to heat domestic water.
*** Industrial water tank: Used to heat industrial water, oil or other liquid media.
*** Chemical equipment: used to heat acid and alkali solutions or corrosive liquids.
*** Food processing: Used to heat food grade liquids, such as milk, beverages, etc.

JINGWEI Workshop
Production Process

Service

Develop
received the products specs,drawing,and picture

Quotes
the manager feedback the inquiry in 1-2hours and send quotation

Samples
Free samples will be sent for check products quality before bluk production

Production
confirm products specification again,then arrange the production

Order
Place order once you confirmed samples

Testing
Our QC team will be checked the products quality before delivery

Packing
packing products as required

Loading
Loading ready productsto client’s container

Receiving
Received you order
Why Choose Us
• 25 years exporting & 20 years manufacturing experience
• Factory covers an area of about 8000m²
• In 2021,all kinds of advanced production equipment had been replaced, including powder filling machine, pipe shrinking machine, pipe bending equipment, etc.,
• the average daily output is about 15000pcs
• Different Cooperative customer
• Customization depend on your requirement
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Before the inquiry,pls send us below specs:
1. Sending us the drawing or real picture;
2. Heater size,power and voltage;
3. Any special requirements of heater.
Contacts: Amiee Zhang
Email: info@benoelectric.com
Wechat: +86 15268490327
WhatsApp: +86 15268490327
Skype: amiee19940314

