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VDO Gauges 323421 Temperature Sender 250°F 3/8"-18 NPT

Manufacturer

VDO Gauges

<h3>About VDO: A Legacy of Precision Automotive Instrumentation</h3><p>Few names carry as much weight in automotive instrumentation as <strong>VDO</strong>. Founded in 1929 and headquartered in Villingen-Schwenningen, Germany, VDO has spent nearly a century engineering precision measurement and sensing solutions for the global automotive industry. Today, VDO operates as a trademark of the <strong>Continental Corporation</strong>, one of the world's largest automotive technology suppliers, bringing the resources and R&amp;D depth of a global leader to every product in its lineup.</p><p>VDO's philosophy is grounded in three core values: safety, quality, and sustainability. Rather than treating these as marketing language, VDO embeds them into its engineering process — combining decades of manufacturing tradition with a forward-looking approach to vehicle technology. The result is a catalog of components trusted by OEM manufacturers and independent repair shops alike.</p><h3>What VDO Makes</h3><p>VDO's product portfolio spans both passenger cars and commercial vehicles, covering everything from climate control blower systems and fuel supply components to engine management sensors and vehicle diagnostics. The brand is particularly well regarded for two areas that enthusiasts and technicians rely on every day: precision <a href="/735-vdo-gauges-gauges-202044">gauges</a> and engine management sensors like the <a href="/735-vdo-gauges-mass-air-flow-sensor-5128">mass air flow sensor</a>.</p><p>VDO's <a href="/735-vdo-gauges-gauges-202044">gauge instruments</a> are among the most recognized in motorsport and street performance alike. From oil pressure and water temperature to voltmeters and fuel level gauges, VDO instruments are known for their clean styling, reliable internals, and accurate readings. Many builders choose VDO gauges not just for function, but because their analog aesthetics have become iconic in cockpit design.</p><p>On the engine management side, VDO's <a href="/735-vdo-gauges-mass-air-flow-sensor-5128">mass air flow sensors</a> reflect the brand's OEM heritage. Because VDO is a Continental company, its MAF sensors are engineered to meet or exceed original factory specifications — making them a go-to choice for technicians who want a direct-fit replacement without sacrificing the accuracy modern engine management systems demand.</p><h3>OEM Heritage, Aftermarket Availability</h3><p>One of VDO's most compelling qualities is that many of its aftermarket parts are manufactured to the same tolerances as the components originally installed on the assembly line. This OEM-grade quality standard means fewer comebacks in the shop and greater confidence for the DIY mechanic. VDO also supports its product line with service tools and vehicle diagnostics solutions, making it a comprehensive partner for professional technicians.</p><p>Whether you're building a custom instrument cluster, restoring a vintage European vehicle, or replacing a failed sensor on a daily driver, VDO's combination of engineering heritage and Continental-backed quality makes it a brand worth trusting under the hood and on the dashboard.</p>

Part Number

323421
06/03/2036 9:24 AM
Sale Price

$13.07

In Stock (10+)

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Usually delivered within 2 days

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No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The VDO Gauges 323421 is a precision temperature sender designed for use with VDO gauge systems. This sensor provides accurate temperature readings up to 250?F, making it ideal for monitoring engine coolant, oil, or other fluid temperatures in automotive, marine, and industrial applications.

Key Features:

  • Maximum temperature reading: 250?F
  • Standard 3/8"-18 NPT thread for easy installation
  • Precision-engineered resistance-based sensor for accurate readings
  • Corrosion-resistant construction for long-term durability
  • Direct replacement for VDO temperature gauge systems

This temperature sender works by changing its internal resistance based on temperature, sending accurate signals to your VDO gauge for precise monitoring. The industry-standard NPT threading ensures compatibility with most temperature gauge ports and allows for secure, leak-free installation.

Products specifications

Notes

Designed to be used with full sweep gauges.

Quantity

Sold individually.

Sending Unit

Electrical

Sending Unit Thread Size

3/8-18 NPT

Sweep

Full sweep

Thread Adapter Fittings Included

No

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