Description
Product Overview
The Reliable Aftermarket Water Temperature Sender Switch is engineered for durability and precision. Constructed with gold‑plated copper and brass contacts, it delivers consistent temperature readings for Ford and New Holland equipment. The automatic operation mode, normally open contact type, and 1‑way circuit design ensure reliable activation of cooling systems. Dimensions are 5 × 5 × 5 inches, weighing just 1.6 oz, and it mounts easily through a standard through‑hole configuration.
Usage
Designed for industrial and construction vehicles, this switch fits models such as the Ford/New Holland 550, 555, 555A, 555B, 655, and 655A produced between 1976 and 1979. It is ideal for mechanics performing routine maintenance or replacements on water temperature monitoring systems. 
Why Choose Us
Our switch offers OEM‑compatible performance at a fraction of the cost, backed by rigorous quality testing. The gold‑plated contacts resist corrosion, extending service life even in demanding environments. Each unit is inspected for correct dimensions and electrical continuity, providing confidence that it will meet or exceed original specifications.
Key Features
- Gold‑plated copper and brass contacts for superior conductivity and corrosion resistance
- Automatic operation mode with normally open contact for reliable temperature activation
- Compact 5 × 5 × 5 inches size fits original mounting points
- Through‑hole mounting simplifies installation and ensures a secure fit
- Compatible with multiple Ford/New Holland models from the late 1970s
FAQ
Is this switch a direct replacement for OEM part numbers?
Yes, it replaces D5Nn10884A, Vpm6021, 83903061, and 87712906. Verify fit with your vehicle before ordering.
Can the switch be used on newer model engines?
The design is specific to the listed 1976‑1979 models. While it may fit similar mounting patterns, we recommend confirming compatibility for newer engines.
What is the warranty on this product?
We provide a 12‑month limited warranty covering defects in materials and workmanship.
How does the automatic mode function?
When the water temperature reaches the preset threshold, the switch closes the circuit automatically, triggering the cooling fan or warning light.
Is any special tooling required for installation?
No special tools are needed; a standard screwdriver for the screw terminal and a drill for the through‑hole mount are sufficient.
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