M4 KSD301 10A 250V Thermal Cut Off Switch Protector For LED Lighting
Precision-engineered bimetallic thermal cutoff switch designed for reliable temperature control in demanding industrial applications.
Product Specifications
| Attribute |
Value |
| Product name |
KSD301 Thermal Switch |
| Material |
Ceramic or Bakelite body |
| Temperature range |
-10~280℃ |
| Tolerance |
±3℃,±5℃ |
| Voltage |
125V/250V AC |
| Current |
10A/16A |
| Application |
LED Lighting |
Product Overview
The HCET KSD301 is a precision-engineered bimetallic thermal cutoff switch designed for reliable temperature control in demanding industrial applications. This vertical thermostat features a robust brass housing with silver alloy contacts for optimal performance in LED lighting systems and other critical equipment.
Key Features
- Fail-Safe Overload Protection: Dual-action snap disc ensures instant circuit break at ±5°C accuracy, preventing motor burnout and energy waste.
- Industrial-Grade Durability: Aluminum-copper composite construction withstands 10,000+ cycles at 16A/250VAC, certified for continuous operation in -10°C to 280°C ambient temperatures.
- Global Compliance Ready: Pre-certified to UL 60730, IEC 60691, and EN 60335-1, simplifying integration into US/EU markets for appliances and OEM equipment.
- Space-Saving Design: Compact 15mm profile with M4 screw terminals allows vertical PCB mounting, ideal for motor end caps and tight industrial enclosures.
- Customizable Settings: Optional factory calibration from -10°C to 280°C (±5°C tolerance) with manual reset variants available for critical safety systems.
Electrical Characteristics
Temperature range: -10℃~300℃
Temperature tolerance: ±3℃, ±5℃
Electrical specifications: 12VDC/24VDC:10A~15A; 125VAC/250VAC:10A~16A
Product Details

Typical Applications
