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| Categories | Voltage Switches |
|---|---|
| Installation Position: | Evaporator / return air / refrigeration coil |
| Certification: | CE/ISO |
| Supply Ability: | 1000 |
| Response Speed: | Fast |
| Payment Terms: | L/C,T/T |
| Delivery Time: | 20 |
| Operating Mode: | Automatic ON/OFF control |
| Place of Origin: | CHINA |
| Cable Length: | Customized available (standard / OEM option) |
| Price: | NEGOTIATION |
| Packaging Details: | WOODEN CASE |
| Compatibility: | Cold room & commercial refrigeration systems |
| MOQ: | 1 |
| Sensor Type: | Temperature probe (wired sensor shown in image) |
| Brand Name: | YINHUASHENG |
| Company Info. |
| Sichuan Yinhuasheng Technology Co., Ltd. |
| Verified Supplier |
| View Contact Details |
| Product List |
The Defrost Control Switch is a temperature-sensitive control component designed for refrigeration and HVAC systems. It is widely used in cold room evaporators, freezer systems, and commercial refrigeration equipment, where it detects temperature changes and triggers defrost cycles automatically. This switch ensures stable system operation by preventing ice buildup on evaporators and maintaining efficient cooling performance. It is an essential component for cold storage systems, refrigeration maintenance, and HVAC installations.
Accurately detects temperature changes and activates defrost cycle when needed.
Helps evaporators maintain optimal airflow and cooling efficiency.
Sensitive probe ensures quick system reaction and stable operation.
Built for continuous use in commercial refrigeration environments.
Flexible wired sensor design allows quick integration into existing systems.
The Defrost Switch is widely used in:
| Feature | Our Defrost Switch | Basic Sensor |
|---|---|---|
| Response Speed | Fast | Slow |
| Accuracy | High | Medium |
| Stability | High | Low |
| Durability | Industrial Grade | Standard |
| System Protection | Strong | Weak |
Each product is strictly tested before shipment:
Our refrigeration control switches are widely exported to:
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DC24V Electronic Control Box with Intelligent Refrigeration Control and Industrial Grade Durability for HVAC Systems
Intelligent Refrigeration Controller with DC24V Power Supply and Industrial-Grade Construction for Stable Performance
R404a Refrigerant Low Pressure Control Switch with 0.02MPa Open and 0.15MPa Close for Under-pressure Protection in HVAC Systems
DC24V Intelligent Refrigeration Control Box with Industrial-Grade Construction for Condensing Units & Cold Room Systems
DA810S DC12V Electronic Control Switch for Transport Refrigeration Units with Easy Installation
Intelligent Refrigeration Control Panel with Clear Digital Display and Built-in Fault Diagnosis for Transport Cooling Units
Fast Response Air Return Switch for Accurate Air Return Detection and Improved Cooling Efficiency in Refrigeration Systems
YINHUASHENG 12/24V DC Return Air Temperature Sensor with High Precision Sensing and Vehicle-Grade Durability for Truck Refrigeration Units
HUASHENG HUOXING DP450E Control Panel for Truck Refrigeration Units with DC 12V/24V Wide Voltage Precise Temperature Control and Real-Time Fault Monitoring
ZJ4-019 4-Point Standard Size Refrigeration Pipe Connector with Built-in Service Valve and Dual O-Ring Sealing for HVAC Systems
