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10_75fd5065-a130-44b1-9146-f127f592ebbc - Northline Parts

Coolant Temp Sender 280EA 240F 1/8 NPTF w/ 1/4 3/8 1/2 Adapters Stewart Warner

Alligator_819_x_200_px - Northline Parts

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$40.29
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I reached out for some replacement head bolts and they responded quickly with a few questions and cautionary information and is sending me some bolts. Great customer service! Thanks

Edward H. — Verified customer

Coolant Temp Sender 280EA 240F 1/8 NPTF w/ 1/4 3/8 1/2 Adapters

Ensure your engine stays within safe operating temperatures with this premium aftermarket coolant temperature sender. Designed to provide accurate readings up to 240°F, this sender is a reliable alternative to OEM components. It comes complete with a versatile adapter kit, allowing for easy installation across a wide range of applications including Stewart Warner systems.

Key Features & Benefits

  • High-precision 280EA series sensing technology for accurate monitoring
  • Wide operating range up to 240°F ensures engine safety
  • Includes 1/4", 3/8", and 1/2" NPT adapters for universal fitment
  • Rugged aftermarket construction designed for long-term durability
  • Standard 1/8" NPTF base thread for easy installation

Compatible Models

  • Designed for systems using Stewart Warner 280EA series senders
  • Fits various automotive, marine, and industrial engine blocks
  • Universal application for various gauges requiring a 240°F range

Product Specifications

  • Part Type: Aftermarket Coolant Temperature Sender
  • Temperature Rating: 240 Degrees Fahrenheit
  • Thread Size: 1/8" NPTF
  • Adapter Sizes Included: 1/4", 3/8", 1/2" NPT

Frequently Asked Questions

Is this an OEM part? No, this is a high-quality aftermarket part designed to meet or exceed the performance of the original equipment.

How do I confirm compatibility? Compare the 1/8" NPTF thread size and the 240°F temperature rating with your current unit. We recommend checking your machine's serial number or service manual to verify exact fitment.


Important: This item is an aftermarket replacement part sold by Northline Parts. It is not an OEM part unless specifically stated. Any brand names, model names, or part numbers are used for compatibility reference only. Please verify fitment by comparing your original part, product photos, and vehicle or equipment details before ordering.

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Service was professional and easy to work with. They kept me updated on my order and recommended a different part when the one I originally picked wasn’t going to work. Everything showed up as expected and the process was smooth overall.

- Customer, Chris D.

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