Dongguan Ampfort Electronics Co., Ltd.
                                                                                                           
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12 Years
Since 2014
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KSD-01F Bimetal Thermal Switch 2A 250V Temperature Control for Circuit Board Protection 50C-150C Range

Price Negotiable
Price: Negotiable
MOQ: 1000PCS
Delivery Time: 1-2 Weeks
Brand: CNAMPFORT
Product Description
KSD-01F Temperature Control Thermal Switch
The KSD-01F temperature control switch is a fixed-temperature bi-metal snap-action controller designed for circuit board applications and thermal overload protection. This compact device offers stable performance, high precision, and exceptional reliability for temperature-sensitive applications.
Working Principle
Available in TO220 packages, the KSD-01F features a snap-type single pole/single throw contact with 100% on-off structure. When ambient temperature exceeds the calibrated threshold, the bimetal element rapidly moves to open or close the circuit (normally closed or normally open configuration). The switch automatically resets when temperature drops to the designated reset point, ensuring continuous thermal protection.
Product Advantages
  • Safe Installation: High pressure resistance ensures reliable operation
  • Compact Design: Small size and lightweight construction for easy integration
  • Durable Construction: Aluminum alloy thermostat with high-temperature resistant PCB circuitry
  • Wide Compatibility: Compatible with various thermostat systems including CPU, FCC, RoHS, LCD, and TV applications
  • Environmental Protection: Excellent windproof and waterproof performance for all-season use
Technical Specifications
Parameter Specification
Product Name KSD-01F Temperature Control Thermal Switch
Rated Current & Voltage 2A 250V
Material Plastic, copper components
Function Temperature protection
Insulation Resistance ≥ 50MΩ (ambient temperature and moisture)
Contact Resistance ≤ 100mΩ
Dielectric Strength ≥ 500VAC single width 0.35mm
Weight < 2g
Package 100pcs/bag
Applications Electrical equipment, electronic products, power supply, home appliances, circuit boards
Dielectric Performance
Cycles Voltage Current (Resistive)
> 10,000 48VDC 1A
> 10,000 120VAC 1A
100,000 5VDC 0.020A
100,000 5VDC 0.001A
Temperature Characteristics
Action Temperature Reset Temperature Action Temperature Reset Temperature Action Temperature Reset Temperature
0±5℃ ≥-15℃ 55±5℃ 38±6℃ 110±5℃ 85±15℃
5±5℃ ≥-10℃ 60±5℃ 42±7℃ 115±5℃ 85±15℃
10±5℃ ≥-5℃ 65±5℃ 48±7℃ 120±5℃ 90±15℃
15±5℃ ≥0℃ 70±5℃ 52±7℃ 125±5℃ 95±15℃
20±5℃ ≥5℃ 75±5℃ 55±7℃ 130±5℃ 100±15℃
25±5℃ ≥10℃ 80±5℃ 60±10℃ 135±5℃ 105±15℃
30±5℃ 15±5℃ 85±5℃ 65±10℃ 140±5℃ 110±15℃
35±5℃ 15±5℃ 90±5℃ 70±10℃ 145±5℃ 115±20℃
40±5℃ 25±5℃ 95±5℃ 75±10℃ 150±5℃ 120±20℃
45±5℃ 30±5℃ 100±5℃ 78±15℃
50±5℃ 35±5℃ 105±5℃ 80±15℃
Product Images
KSD-01F Temperature Control Switch Front View KSD-01F Thermal Switch Side Profile KSD-01F Switch Close-up Detail KSD-01F Temperature Control Component KSD-01F Thermal Switch Packaging Reel KSD-01F Temperature Switch Testing Setup

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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 Ampfort Electronics Co., Ltd.
Location Floor 5,Changlong Industrial Building,No.6,Jiangnan Road,Jingshan,Chashan Town,Dongguan 523323,China
Contact Person Annie Fang

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