H31 Thermal Fuse KSD301 Bimetal Thermostat with 0~250℃ Range UL/CQC/TUV/RoHS Certified Plastic or Ceramic Housing
Price:
USD 0.15
MOQ:
1000
Delivery Time:
10~15WORKDAYS
Brand:
HENGHAO
Product Description
H31 Thermal Fuse - Auto Reset Thermal Protector Controller Switch
The KSD series thermostat operates on the principle of bimetal discs that snap into action with temperature changes. This snap action engages internal contacts to open or close circuits reliably. Key features include fixed working temperatures, dependable snap action, minimal flashover, extended lifespan, and reduced radio interference.
KSD301 Thermostat Specifications
| Parameter | Specification |
|---|---|
| Voltage & Current | AC 125V max 15A; AC250V 5A 10A 15A max 16A |
| Action Temperature | 0~250℃ |
| Recovery/Action Temp Difference | 0 to 25 degrees (customizable) |
| Temperature Deviation | ±3/±5/±10°C (customizable) |
| Circuit Resistance | ≤50mΩ (Initial value) |
| Insulation Resistance | AC50Hz 1500V/min, no breakdown (Normal State) |
| Life Cycle | ≥100,000 operations |
| Contact Type | Normally closed or Normally open |
| Mounting Options | Movable or immovable bracket |
| Terminal Types | 187 series (4.8*0.5mm/4.8*0.8mm) or 250 series (6.3*0.8mm) |
| Housing Material | Plastic or ceramic |
| Temperature Sensor Face | Aluminum cap or copper head |
Auto Reset vs Manual Reset Types
Manual Reset Type: Uses bimetallic strip that disconnects at specified temperature. Requires manual button press to reset after temperature drops approximately 20°C below trigger point (4-6N force recommended).
Auto Reset Type: Automatically reconnects circuit when temperature drops below trigger point without manual intervention.
Temperature Settings Reference
| Open Temp. | Reset Temp. | Open Temp. | Reset Temp. | Open Temp. | Reset Temp. |
|---|---|---|---|---|---|
| -20℃±5℃ | 5℃±5℃ | 95℃±5℃ | 80℃±5℃ | 205℃±5℃ | 175℃±10℃ |
| -15℃±5℃ | 5℃±5℃ | 100℃±5℃ | 80℃±10℃ | 210℃±5℃ | 180℃±10℃ |
| 0℃±5℃ | -10℃±5℃ | 110℃±5℃ | 90℃±10℃ | 220℃±5℃ | 190℃±10℃ |
| 50℃±5℃ | 35℃±5℃ | 160℃±5℃ | 135℃±10℃ | 270℃±5℃ | 240℃±10℃ |
| Custom temperature settings available upon request | |||||
Applications
Ideal for temperature control in household appliances including coffee makers, toasters, electric kettles, steam irons, microwave ovens, water dispensers, and various heating equipment.
Certifications: UL, CQC, TUV and RoHS compliant
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Dongguan Heng Hao Electric Co., Ltd
Location
No.9, five lane, Shangchegang, Shangtang road, Gekeng, Hengli Town, Dongguan City, Guangdong, China
Contact Person
Cherry Lee