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HomeProductsSensors, TransducersTemperature Sensors - Thermostats - Mechanical67L125P
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67L125P - Sensata-Airpax

Manufacturer Part Number
67L125P
Manufacturer
Airpax / Sensata Technologies
Allelco Part Number
98D-67L125P
Warranty
1 Year Allelco Warranty - Find out more
Stock Status:
49,980 pcs available, New & Original
Parts Description
THERMOSTAT 125DEG C NC TO220-2
Package
TO-220-2
Data sheet
67L125P.pdf
RoHs Status
RoHS Compliant
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Our certification
In stock: 49980
  • Unit Price: $14.84
  • Subtotal: $0.00

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Add to Cart and Submit RFQ now, we'll contact you immediately.

Quantity Unit Price Ext. Price
1+ $14.84 $14.84
200+ $5.92 $1,184.00
500+ $5.72 $2,860.00
1000+ $5.62 $5,620.00
The above prices does not include taxes and freight rates, which will be calculated on the order pages.

Specifications

67L125P Tech Specifications
Sensata-Airpax - 67L125P technical specifications, attributes, parameters and parts with similar specifications to Sensata-Airpax - 67L125P

Product Attribute Attribute Value
Manufacturer Airpax / Sensata Technologies
Tolerance ±9°F (±5°C)
Termination Style PC Pins
Switching Temperature 257°F (125°C)
Switching Cycles 20K
Series 6700
Reset Temperature 185°F (85°C)
Product Attribute Attribute Value
Package / Case TO-220-2
Package Tube
Mounting Type Through Hole
Current Rating - DC 0.5A (48V)
Current Rating - AC -
Circuit SPST-NC
Base Product Number 67L125

Environmental & Export Classifications

ATTRIBUTE DESCRIPTION
RoHs Status RoHS Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)
ECCN EAR99
HTSUS 8536.50.9065

Frequently Asked Questions(FAQ)

How does the 67L125P thermostat’s reset temperature compare to its switching point, and what implications does this hysteresis have for thermal protection in a motor driver circuit?
The 67L125P opens at 125°C (257°F) and closes at 85°C (185°F), creating a 40°C hysteresis window. This prevents rapid cycling near the setpoint, which is critical in motor applications where localized heating may cause nuisance tripping without such delay. The design ensures the device remains open until cooling occurs, providing stable over-temperature protection.
What are the maximum continuous DC current and voltage ratings of the 67L125P, and how do these limits affect selection for a 24V industrial control system?
The 67L125P supports up to 0.5A at 48V DC, making it suitable for low-power signal conditioning or auxiliary circuits in a 24V system but insufficient for high-current loads like motors or relays. It should not be used directly in power paths exceeding 240W (0.5A × 48V), so isolation via relays or contactors is necessary if monitoring higher loads.
Why would an engineer choose the TO-220-2 package for the 67L125P over surface-mount alternatives in an automotive HVAC control module?
The TO-220-2’s through-hole design enables robust mechanical attachment to heat sinks using standard mounting hardware, which is essential in vibration-prone environments like automotive systems. While SMT sensors offer space savings, the 67L125P’s form factor allows direct thermal coupling to metal chassis, improving response time and reliability under prolonged operation.
How does the ±5°C tolerance of the 67L125P impact calibration requirements in precision thermal cutoff applications?
With a tolerance band of approximately ±4% of the switching point (125°C), actual activation temperatures can vary between 120°C and 130°C. In safety-critical designs—such as battery packs or power supplies—this necessitates derating or post-manufacture testing to ensure compliance with end-system thresholds, as relying solely on nominal values risks undetected overheating.
Can the 67L125P be reused after tripping due to its rated number of switching cycles?
Yes, the 67L125P is rated for 20,000 switching cycles under typical conditions, which exceeds most non-cycling safety applications. However, repeated operation near its limits may degrade performance over time; thus, it is best suited for infrequent thermal events rather than dynamic thermal management requiring frequent resets.
What distinguishes SPST-NC configuration in the 67L125P from normally open variants in overcurrent protection schemes?
As a Normally Closed (NC) switch, the 67L125P maintains continuity until the setpoint is reached, then opens the circuit—ideal for fail-safe scenarios where loss of control must trigger immediately upon overheating. In contrast, NO configurations require external pull-ups and are less intuitive for hard cutoff applications.
How does moisture sensitivity level MSL 1 influence storage and handling procedures for bulk shipments of 67L125P components?
Classified as MSL 1, the 67L125P has no moisture-related handling restrictions and can be stored indefinitely in dry ambient conditions. This simplifies inventory logistics compared to higher MSL devices requiring bake-out or sealed packaging, especially beneficial for global supply chains with variable warehouse environments.
What regulatory classifications apply to the 67L125P, and how might they affect export documentation for international deployment?
The part carries ECCN EAR99 and HTSUS 8536.50.9065, indicating it is subject to general U.S. export controls but not classified as a controlled item. These codes simplify customs clearance in most regions, though importers should still verify local compliance requirements for thermostatic switches in consumer electronics or appliances.

Parts with Similar Specifications

The three parts on the right have similar specifications to Sensata-Airpax 67L125P

Product Attribute 67L125-0288 67L130-0259 67L125-0379 67L125-0258
Part Number 67L125-0288 67L130-0259 67L125-0379 67L125-0258
Manufacturer Sensata-Airpax Sensata-Airpax Sensata-Airpax Sensata-Airpax
Package - Tape & Reel (TR) Tube Tape & Reel (TR)
Series - - - -
Tolerance - - - -
Circuit - - - -
Switching Temperature - - - -
Termination Style - - - -
Package / Case - 196-LFBGA 16-DIP (0.300', 7.62mm) 64-VFQFN Exposed Pad
Reset Temperature - - - -
Base Product Number - DAC34H84 MAX500 ADS62P42
Current Rating - AC - - - -
Current Rating - DC - - - -
Mounting Type - Surface Mount Through Hole Surface Mount
Switching Cycles - - - -

67L125P Datasheet PDF

Download 67L125P pdf datasheets and Sensata-Airpax documentation for 67L125P - Sensata-Airpax.

Datasheets
6700 Series Datasheet.pdf

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Customer Reviews

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    Aug 5, 2026

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    This FPGA handled our logic design without any surprises. Configuration completed quickly and timing met the project requirements.

  • Nord***mbedded
    Jul 20, 2026

    Reliable FPGA with predictable behavior. Configuration and testing went smoothly, making development faster than expected.

  • Arch***ct
    Jul 15, 2026

    Used this device in a communication signal processing board. Stable timing and no unexpected issues during implementation.

  • FPGA***lorer88
    Jul 7, 2026

    The FPGA works properly and all functions operate as expected. Documentation required some additional research, but overall it is a usable device for smaller signal processing projects.

  • Nath***oleman
    Jun 29, 2026

    Used this sensor component in an industrial automation setup. Detection accuracy was consistent and installation was straightforward.

  • Emil***rperTech
    Jun 23, 2026

    Works exactly as described. I used it as a USB-to-SPI bridge in a small MCU development project and communication was stable from the first setup.

  • Liam***terTech
    Jun 15, 2026

    Used this CPLD in a logic control project. Programming was straightforward and signal timing matched the design requirements.

  • Nath***rooks
    Jun 11, 2026

    Installed this power component in a converter board. Output remained stable under different load conditions and thermal performance was better than expected.

  • Dani***alkerTech
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    Product works, but setup took more effort than expected. Once configured the MCU ran reliably, although documentation support felt older compared with newer platforms. Fine for maintenance projects.

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Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.
  • QC (Quality Warranty)
  • Payment Support
  • Packaging
  • Certifications & Memberships

QC (Quality Warranty)

Allelco is committed to exceeding customer expectations through customer service excellence, order accuracy, and on-time delivery.
This is achieved through our commitment to the continual improvement of our processes, services, and products.


Strict quality inspection builds a solid foundation for electronic component quality.
  1. Visual inspection
  2. Performance testing and reliability verification
  3. Standardized full-process testing
  4. Precise control of every parameter
We eliminate defective components and ensure the stable operation of electronic devices through professional quality standards.
Quality Inspection
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Payment Support

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Contact us if you have any questions.

Packaging

Electrostatic Discharge Protection and Handling

All electrostatic-sensitive components are handled in accordance with electrostatic discharge control procedures. The products are hermetically sealed in anti-static safe packaging to prevent electrostatic damage. Appropriate labeling is also applied for identification and traceability. This ensures product integrity during storage, handling and transportation.


ESD

Certifications & Memberships

Third-party certified, strict quality control. Our certification
  • ISO 9001: 2015
  • ISO 13485: 2016
  • ISO 14001: 2015
  • ISO 28000: 2007
  • ISO 45001: 2018
  • GB/T 27922-2011
  • SMTA
  • IPC
  • ESD
  • PSMA
Sensata-Airpax

67L125P

Sensata-Airpax
98D-67L125P

Want a better price? Add to Cart and Submit RFQ now, we'll contact you immediately.

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