Dongguan Heng Hao Electric Co., Ltd
                                                                                                           
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15 Years
Since 2011
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KSD301 Thermostat Bimetallic Thermostat with 100000 Cycles Action Temperature -10~300°C and ±3/±5/±10°C Temperature Deviation

Price Negotiable
Price: US$0.2-0.3PER,PC
MOQ: 1000PCS
Delivery Time: 7-10 WORKING DAYS
Brand: HENGHAO
Product Description
250V 16A KSD301 Thermostat KSD301 Bimetallic Thermostat KSD301 Temperature Controlled Switch
KSD301 Bimetallic Thermostat
KSD301 thermostat / bimetal thermal protector / KSD301 temperature protector
Principle and Structure
The KSD series thermostat operates on the principle of bimetallic discs that snap into action with temperature changes. This snap action activates internal contacts to open or close the circuit. Key characteristics include fixed working temperatures, reliable snap action, minimal flashover, long service life, and low radio interference.
Specifications
  • Electrical Rating: AC 125V max 15A; AC250V 5A 10A 15A max 16A
  • Action Temperature: -10~300°C
  • Recovery/Action Temperature Difference: 10-25°C (customizable)
  • Temperature Deviation: ±3/±5/±10°C (customizable)
  • Circuit Resistance: ≤50mΩ (initial value)
  • Insulation Resistance: ≥100mΩ (DC500V Normal State)
  • Dielectric Strength: AC50Hz 1500V/min (no breakdown)
  • Life Cycle: ≥100,000 operations
  • Contact Configuration: Normally closed or open
  • Mounting Bracket: Movable or immovable options
  • Terminal Types: 187 series (4.8×0.5mm, 4.8×0.8mm), 250 series (6.3×0.8mm)
  • Terminal Angle: 0-90° bend optional
  • Body Material: Plastic or ceramic
  • Temperature Sensor Face: Aluminum cap or copper head
Reset Types
Manual Reset Type
When temperature reaches the action range, the bimetallic strip disconnects the circuit. Requires manual reset button press (4-6N force) after temperature drops 20°C from trip point. Minimum 20.4mm clearance required between reset button and cover.
Auto Reset Type
Automatically resets when temperature drops to specified recovery point without manual intervention.
Applications
Ideal for temperature control in household appliances including coffee pots, toasters, laminators, electric kettles, steam guns, irons, warmers, microwaves, water dispensers, and more.
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℃
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℃
Certifications: UL, CQC, VDE and RoHS approved
Thermostat Certifications

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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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