HCET-A Series Bimetallic Temperature Controlled Switches (TDS) For Transformer Auto Reset
| Temperature Range: |
30~155℃ |
| Tolerance |
±3℃,±5℃ |
| Lead Length |
Customized |
| Voltage |
250V |
| Current |
2.5A |
| Application |
Rechargeable Battery |
| Packaging Details |
5000 pcs per carton |
Product Description
The TB02/TB05 Bimetallic Thermal Switch is an advanced circuit protection device engineered to automatically interrupt power during overheating conditions. Utilizing a snap-action bimetallic disc mechanism, this thermal protector offers precise temperature activation to safeguard critical components in motors, compressors, transformers, and heating systems across HVAC, commercial appliances, and industrial applications.
Key Features & Benefits
High-Precision Protection
- ±3°C activation accuracy prevents thermal damage through reliable snap-action response
- SPDT (Single Pole Double Throw) contacts with silver alloy plating ensure consistent switching
Rugged Industrial Construction
- Stainless steel actuator + ceramic terminal base
- Hermetically sealed contacts resist humidity, vibration, and oxidation
Simplified Global Compliance
- Pre-certified to UL, CE, and RoHS standards for fast market deployment
Versatile Installation
- Compact form factor supports both vertical and horizontal mounting in confined spaces
Typical Applications
HVAC compressors & fan motors, Commercial food service equipment, Industrial power transformers, Heating elements & thermal management systems
Electrical Characteristics
30°℃~155℃
Temperature Range (Customizable temperature, please contact us.)
±3°℃, ±5℃
Temperature Tolerance
2.5A/250V AC, 10A/12V DC
5A/120V AC, 5A/24V DC
Electrical Specifications
Dimension size

Product Details

Typical Applications
