Unit Cooler Parts SS304 Material Defrost Heater

Short Description:

Unit cooler SS403 material defrost heater is one of the indispensable key components in refrigeration equipment and air conditioning system. The size and shape of unit cooler defrost heater can be customized as required.The popular shape is A-A type(double tubes defrost heater),U shaped,L shaped.


Product Detail

Product Tags

Product Configuration

SS304 material defrost heater for unit cooler is one of the indispensable key components in refrigeration equipment and air conditioning system. The unit cooler deforst heater main function is to prevent the evaporator surface from affecting the refrigeration efficiency due to frost formation in low temperature environment. This device is widely used in cold storage, refrigerated trucks, household air conditioning and industrial refrigeration equipment, etc., to ensure that the equipment can maintain efficient operation under various working conditions.

The core structure of the SUS304 material defrost heater is made of stainless steel tubes with spiral electrothermal wires embedded inside. Common materials include nickel-chromium alloy and iron-chromium alloy. These alloy wires are evenly distributed along the central axis of the tube to ensure that heat is evenly transferred to the tube wall. In order to improve the performance and service life of the heater, the void in the tube is usually filled with a specially modified magnesium oxide powder. This material not only has good insulation properties, can effectively prevent the occurrence of short circuit phenomenon, but also has excellent thermal conductivity, so that the heat generated by the electric heating wire is quickly transmitted to the tube wall.

The main function of the SUS304 material defrost heater for unit cooler is to heat the aluminum tube to the appropriate temperature through electrical energy, thereby melting the frost layer formed on the surface of the evaporator. When the refrigeration equipment is operated in a low temperature environment, the moisture in the air will condense on the surface of the evaporator and gradually form frost. If these frost layers are not removed in time, the heat transfer efficiency of the evaporator will be significantly reduced, and the refrigeration effect of the entire system will be affected. Therefore, the presence of SUS304 material defrost heaters is essential to maintain the normal operation of the equipment. In practical applications, defrosting heaters for unit cooler are usually used in conjunction with temperature control systems, which can effectively remove the frost layer without causing unnecessary thermal damage to the equipment by precisely controlling the heating time and temperature.

Product Paramenters

Porduct Name Unit Cooler Parts SS304 Material Defrost Heater
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,A-A type,U shape,W shape,etc.
Resistant voltage in water 2,000V/min (normal water temperature)
Insulated resistance in water 750MOhm
Use Defrost Heater Element for unit cooler
Tube length 300-7500mm
Lead wire length 700-1000mm (custom)
Approvals CE/ CQC
Company Manufacturer/supplier/factory

The SUS304 material defrost heater is used for the unit cooler defrosting,tube length custom is following your unit-cooler evaporator coil size,our all defrost heater can be customized as required.

The unit cooler defrost heater tube diameter can be made 6.5mm or 8.0mm,the tube with lead wire part will be sealed by rubber head.And the shape can also be made U shape and L shape.Power of defrost heating tube will be produced 300-400W per meter.

Defrost Heater for Air-cooler Model

China evaporator defrost-heater for cold room supplier/factory/manufacturer
China evaporator defrost-heater for cold room supplier/factory/manufacturer
China resistencia defrost heater supplier/factory/manufacturer

Singel Straight Defrost Heater

A-A Type Defrost Heater

U Shaped Defrost Heater

UB Shaped Defrost Heater

B Typed Defrost Heater

BB Typed Defrost Heater

Product Function

1‌. Automated frost control ‌

The SUS304 material defrost heater is heated by electric heating wire (power: 300-400W/M), and regularly melts the frost layer on the surface of the evaporator to avoid excessive ice thickness affecting the refrigeration efficiency.

2. Maintain the cooling system stability ‌

In a low temperature environment (such as winter), the auxiliary heating compensates the evaporator temperature to prevent frequent compressor start and stop or abnormal refrigerant circulation caused by low ambient temperature ‌.

Product Application

‌1. cold storage cooling fan ‌ : SUS304 material defrost heater used for unit cooler evaporator defrost, prevent frost accumulation affect refrigeration efficiency ‌;

2. cold chain equipment ‌ : double tubes defrost heater maintain the constant temperature environment of refrigerated truck and display cabinet to avoid frost resulting in temperature control failure ‌;

3. industrial refrigeration system ‌ : defrost tube heater is integrated in the bottom of the water pan or condenser to ensure the continuous operation of the equipment ‌

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China unit cooler defrost heater tube factory/supplier/manufacturer
China unit cooler defrost heater tube factory/supplier/manufacturer

Production Process

1 (2)

Service

fazhan

Develop

received the products specs,drawing,and picture

xiaoshoubaojiashenhe

Quotes

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

yanfaguanli-yangpinjianyan

Samples

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

shejishengchan

Production

confirm products specification again,then arrange the production

dingdan

Order

Place order once you confirmed samples

ceshi

Testing

Our QC team will be checked the products quality before delivery

baozhuangyinshua

Packing

packing products as required

zhuangzaiguanli

Loading

Loading ready productsto client’s container

receiving

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

Certificate

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Factory Picture

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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

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