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Water Temperature Sensor Switch 121250-44901 for Yanmar 1800 1810 John Deere 330 – Northline Parts

Water Temperature Sensor Switch 121250-44901 for Yanmar 1800 1810 John Deere 330

SKU: NLT2T03948
$22.99 In Stock
$22.99
Sale price  $22.99 Regular price 
Ships for free in 2–4 business days.
An incorrect coolant-temperature reading can make an engine warning or temperature-control problem difficult to diagnose. This sensor switch is listed for selected Yanmar tractors and John Deere equipment under 121250-44901.
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Compatible Models

We do our best to list all compatible models. Although this may be the part you need, your exact model may not appear below.

Compatible equipment / model
  • Yanmar 1800, 1810
  • John Deere 330

Fitment note: Verify the original sender number, thread, terminal arrangement and engine variant; the listed Yanmar and John Deere applications are supplier-stated.

Product Overview

The temperature switch provides an electrical response to coolant temperature; loose terminals or a faulty sender can imitate a cooling problem. Check actual coolant condition and wiring before replacing the switch.

Key Features & Performance

  • An incorrect coolant-temperature reading can make an engine warning or temperature-control problem difficult to diagnose.
  • The temperature switch provides an electrical response to coolant temperature; loose terminals or a faulty sender can imitate a cooling problem.

OE / Reference Numbers

  • 121250-44901

Common Reasons for Replacement

An incorrect coolant-temperature reading can make an engine warning or temperature-control problem difficult to diagnose.

Fitment & Installation Notes

Verify the original sender number, thread, terminal arrangement and engine variant; the listed Yanmar and John Deere applications are supplier-stated.

Frequently Asked Questions

Is this a genuine OEM part? No. This listing is for an aftermarket replacement unless the product page expressly states otherwise. Manufacturer references identify intended applications.

How do I confirm fitment? Verify the original sender number, thread, terminal arrangement and engine variant; the listed Yanmar and John Deere applications are supplier-stated.

Part Summary

keywords: Water Temperature Sensor Switch 121250-44901, 121250-44901, Yanmar 1800, 1810, aftermarket replacement, temperature sensors

Brand names, model numbers, and reference part numbers are used for identification and compatibility purposes only. Verify the original component, dimensions, and application before purchase.

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