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Honeywell 2452R99400040 Phenolic Automatic Reset Thermostat

The Honeywell 2452R/2450HR/2455R/2452R/2452HR Series is a single-pole, single-throw, snap-acting, non-adjustable thermostat suitable for a wide range of applications including power supplies, general appliances, and medical equipment. It features a temperature-sensitive bimetal disc that actuates normally-closed contacts, opening when the surface or ambient temperature reaches the operating set point. The thermostat is enclosed in a phenolic housing and is known for its rapid response to temperature changes. Various mounting brackets and terminals are available, and the series is UL/CSA approved, meeting EN60730-01 requirements. Potential applications include water heaters, office automation, industrial equipment, and HVAC systems.

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Part No:2452R--99400040
Stock:0
Inv Date:06-02-2026
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Part No:2452R-99400040
Stock:2346
Inv Date:06-01-2026
Price: Unit price: $10.31
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Part No:2452R-99400040
Stock:2346
Inv Date:06-01-2026
Price: Unit price: $10.31
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Part No:2452R--99400040
Stock:33
Inv Date:06-01-2026
Price: Unit price: $42.67
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Part No:2452R-99400040
Stock:1548
Inv Date:06-01-2026
Price: Unit price: $11.29
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Honeywell 2452R99400040 Phenolic Automatic Reset Thermostat Specifications:

  • Operating Temperature Range: 0 °C to 26 °C [32 °F to 79 °F], 27 °C to 82 °C [80 °F to 180 °F], 83 °C to 110 °C [181 °F to 230 °F]
  • Tolerance Open: ±4 °C[±7], ±5 °C[±9], ±6 °C
  • Tolerance Close: ±6 °C[±10], ±8 °C[±15], ±6 °C[±11]
  • Standard Mean Differential: 28 to 34 °C[50 to 60], 45 to 56 °C[81 to 100]
  • Switch Type: SPST (Single Pole/Single Throw)
  • Housing Material: Phenolic
  • Agency Approvals: UL/CSA approved, meets EN60730-01
  • Reset Type: Automatic

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Frequently Asked Questions

Where can I buy Honeywell 2452R99400040?

You can click on the BUY or RFQ button to purchase 2452R99400040 from an authorized Honeywell distributor.

How do I troubleshoot issues or seek technical support for part 2452R99400040?

You can download the 2452R99400040 datasheet or visit the Honeywell website for support.

Who is the manufacturer of 2452R99400040?

Honeywell

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