0-250℃ Thermal Switch with Normally Closed Contact and Compact Design for Reliable Thermal Protection

The 17AM series thermal protectors feature a compact design with quick and accurate action. These auto-reset thermal fuses can be customized with different lead types to meet specific application requirements.

• Electrical Rating: AC-125V 15A; AC-250V 10A, DC-16V 20A
• Contact Life Cycles:
  • AC-125V 15A, AC-250V 10A: >10,000 cycles
  • AC-125V 5A: >100,000 cycles
• Operating Temperature Range: 50-180°C
• Temperature Tolerance: ±2°C, ±3°C, or ±5°C
• Reset Temperature: 10-45°C below trip temperature
• Working Times: Over 10,000 operations

17AM_XXX_A/B_5_A,B,C,D...Z

• 17AMH: Product series
• XXX: Trip temperature code (°C)
• A/B: Terminal direction (A=same, B=opposite)
• 5: OFF temperature tolerance code
• A-Z: Connecting wire type

The 17AM thermal protector is suitable for various applications including:

• Motors and transformers
• Fluorescent lamp ballasts
• Laminators and sealing machines
• Lighting systems
• Household appliances

This product has UL, CQC, VDE and RoHS certification approval.

The 17AMH+PTC variant includes an integrated PTC heating element. When abnormal electrical conditions cause temperature rise, the bimetallic strip quickly disconnects the circuit. The PTC element maintains this open state until power is removed.