Dongguan Heng Hao Electric Co., Ltd
                                                                                                           
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15 Years
Since 2011
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Normally Open KSD301 Thermostat 250V 16A Auto Reset Temperature Controller with 100000 Cycles and 0~250℃ Range

Price Negotiable
Price: USD 0.15
MOQ: 1000
Delivery Time: 10~15WORKDAYS
Brand: HENGHAO
Product Description
Normally Open KSD301 250V 16A Thermostat Auto Reset Thermal Fuse 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. Key characteristics include fixed working temperatures, reliable snap action, minimal flashover, long service life, and reduced radio interference.
KSD301 Thermostat product image
KSD301 Thermostat Specifications
Parameter Specification
Voltage & Current AC 125V max 15A; AC250V 5A 10A 15A max 16A
Action Temperature 0~250℃
Recovery and action temperature difference 0 to 25 degrees, or according to client's request
Temperature deviation ±3 / ±5 / ±10 degree or according to client's request
Circuit resistance ≤50mΩ (Initial value)
Insulation resistance AC50Hz 1500V / min, no breakdown blinding (Normal State)
Life cycle ≥100000 times
Contact type Normally closed or Normally open
Mounting bracket Movable or immovable
Terminal type
  • 187 series of 4.8*0.5mm and 4.8*0.8mm
  • 250 series of 6.3*0.8mm
  • Terminal Angle: bending 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: Uses bimetallic strip temperature sensing. When reaching action temperature, the circuit disconnects and requires manual reset via button press after temperature decreases by 20°C. Requires 4-6N force for reset.

Auto Reset Type: Uses bimetallic strip temperature sensing. Automatically resets and resumes operation when temperature decreases to specified point after disconnection.

Temperature Settings
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℃
Applications
Widely used for temperature control in household appliances including coffee pots, automatic toasters, laminators, electric water pots, steam guns, steam irons, wind warmers, microwave ovens, and water dispensers.
This product has UL, CQC, TUV and RoHS certification approval.
KSD301 Thermostat 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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