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AIRPAX / SENSATA 66F040 Subminiature Bimetal Disc Thermostat

The Airpax™ 6600 series thermostat is a subminiature bimetallic device designed for accurate and reliable temperature sensing and switching. Conforming to the international 8-pin DIP standard, it's well-suited for printed circuit boards, conserving space and enabling automated insertion. The thermostat offers a switch capability of up to 1 amp and is sealed to withstand soldering and cleaning processes. Applications span computers, automotive systems, and test equipment, making it a versatile solution for various industrial needs.

Authorized Distributors
Source:Newark
Part No:66F040
Stock:92
Inv Date:06-09-2026
Price: Unit price: $11.03
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Source:DigiKey
Part No:66F040
Stock:484
Inv Date:06-09-2026
Price: Unit price: $10.88
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Part No:66F040
Stock:20
Inv Date:06-10-2026
Price: Unit price: $11.2
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Part No:66F040
Stock:0
Inv Date:06-09-2026
Price: Unit price: $9.79
Buy/RFQ:
Part No:66F040
Stock:660
Inv Date:06-09-2026
Price: Unit price: $6.58
Buy/RFQ:
Part No:66F040
Stock:660
Inv Date:06-09-2026
Price: Unit price: $6.58
Buy/RFQ:

AIRPAX / SENSATA 66F040 Subminiature Bimetal Disc Thermostat Specifications:

  • Contact Resistance: 50 milliohms max
  • Contact Ratings: 25,000 cycles @ 48 VDC, 1.0 amps; 30,000 cycles @ 120 VAC, 1.0 amps; 100,000 cycles @ 5 VDC, 0.001 amps (gold)
  • Contact Operations: Close on rise (make) or open on rise (break)
  • Operating Temperature: 40°C to 130°C
  • Temperature Tolerance: ±5°C
  • Short Term Exposure Limit: 260°C (10 seconds)
  • Long Term Exposure Limit: -55°C to 160°C
  • Dielectric Strength: 1480 VAC 60Hz
  • Insulation Resistance: 100 Mohms at 500 VDC
  • Contact Bounce: 3 milliseconds max
  • Vibration: Per Mil-Std-202, method 204D
  • Shock: Per Mil-Std-202, method 213
  • Seal: High temperature epoxy sealed
  • Base Material: PPS (Polyphenylene Sulfide)
  • Terminal Material: 65% Copper, 18% Nickel
  • Contact Material: Gold-plated or overlay, silver crossbar
  • Chemical Resistance: Resistant to water, salt, alcohol, ammonia, trichlorethane
  • Soldering Heat Resistance: Per Mil-Std-202F, method 210A
  • Weight: Approximately 0.45 grams
  • Mechanical Life: 1,000,000 operations
  • Agency Approvals: cURus recognized E36687, VDE approval 0631/12.83

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Frequently Asked Questions

Where can I buy AIRPAX / SENSATA 66F040?

You can click on the BUY or RFQ button to purchase 66F040 from an authorized AIRPAX / SENSATA distributor.

How do I troubleshoot issues or seek technical support for part 66F040?

You can download the 66F040 datasheet or visit the AIRPAX / SENSATA website for support.

Who is the manufacturer of 66F040?

AIRPAX / SENSATA

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