Dongguan Heng Hao Electric Co., Ltd
                                                                                                           
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15 Years
Since 2011
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Auto Reset Thermal Fuse KSD301 Bimetal Thermostat with 250V 16A 0-250℃ Temperature Range and 100000 Cycles

Price Negotiable
Price: USD 0.3~0.5PCS
MOQ: 1000PCS
Delivery Time: 10~15 WORKDAYS
Brand: HENGHAO
Product Description
Auto Reset Thermal Fuse KSD301 Temperature Controller
The KSD series thermostat operates on the principle of bimetal discs that snap into action with temperature changes. This snap action activates internal contacts to open or close circuits, featuring fixed working temperatures, reliable operation, minimal flashover, long service life, and low radio interference.
KSD301 Auto Reset Thermal Fuse
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 Bracket Movable or immovable
Terminal Type 187 series (4.8*0.5mm/4.8*0.8mm) or 250 series (6.3*0.8mm)
Terminal Angle 0~90°C optional
Housing Plastic or ceramic
Temperature Sensor Face Aluminum cap or copper head
Auto Reset vs Manual Reset Types
  • Manual Reset Type: Requires button press to reconnect circuit after temperature drops ~20°C from trip point (4-6N force recommended). Requires minimum 20.4mm clearance between reset button and cover.
  • Auto Reset Type: Automatically reconnects circuit when temperature drops to reset point without manual intervention.
Applications
Widely used for temperature control in household appliances including coffee pots, toasters, laminators, electric water pots, steam guns, irons, warmers, microwave ovens, and water dispensers.
Temperature Specifications
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℃
-10℃±5℃ 5℃±5℃ 105℃±5℃ 85℃±10℃ 215℃±5℃ 185℃±10℃
0℃±5℃ -10℃±5℃ 110℃±5℃ 90℃±10℃ 220℃±5℃ 190℃±10℃
5℃±5℃ -5℃±5℃ 115℃±5℃ 95℃±10℃ 225℃±5℃ 195℃±10℃
10℃±5℃ 0℃±5℃ 120℃±5℃ 100℃±10℃ 230℃±5℃ 200℃±10℃
15℃±5℃ 5℃±5℃ 125℃±5℃ 105℃±10℃ 235℃±5℃ 205℃±10℃
20℃±5℃ 5℃±5℃ 130℃±5℃ 110℃±10℃ 240℃±5℃ 210℃±10℃
25℃±5℃ 10℃±5℃ 135℃±5℃ 115℃±10℃ 245℃±5℃ 215℃±10℃
30℃±5℃ 15℃±5℃ 140℃±5℃ 120℃±10℃ 250℃±5℃ 220℃±10℃
Custom temperature specifications available upon request
Certifications: UL, CQC, TUV and RoHS compliant
KSD301 Thermal Fuse Certifications

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

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