Car M18 1.5 temperature sensor adapter flow valve gas flow cross over sub, a universal brass adapter for connecting temperature sensors to automotive cooling and fuel systems, with fine machining accuracy for a secure seal and standard measurement range.
Description
M18 x 1.5 Brass Automotive Sensor Adapter for Temperature and Flow Monitoring

This universal brass adapter, model JXSS028, serves as a crucial crossover component for integrating temperature sensors into a vehicle's fluid systems. With its standard M18 x 1.5 thread specification, it provides a secure and standardized connection point, facilitating accurate temperature measurement in applications such as engine cooling circuits or fuel lines. Its fine machining accuracy ensures a proper seal, helping to maintain system integrity while monitoring fluid or gas flow conditions for general diagnostic purposes.
Features and Construction

The JXSS028 adapter is engineered to meet general automotive requirements, providing a simple yet effective solution for sensor installation where direct threading is not possible.
Material and Build
This adapter is constructed from solid brass, a material chosen for its resistance to corrosion from common automotive fluids like coolant and fuel. The component is machined to a finishing-level accuracy, which creates smooth, precise threads. This precision is key to forming a reliable, leak-resistant connection without damaging the mating ports or the sensor itself during installation.
Size and Practical Fit
The adapter's primary specification is its M18 x 1.5 thread pitch, a common size for many automotive temperature sensors. This standardised sizing makes it a versatile fitting suitable for a wide range of general vehicle applications. Its role as a crossover or "sub" fitting means it can connect sensors to ports of differing configurations, bridging gaps in the system's plumbing for effective monitoring.
Uses and Placement

Designed with a general scope of application, this adapter finds use in various scenarios where temperature data from a fluid system is valuable.
Event or Professional Use
In professional automotive workshops or during performance tuning events, this adapter allows for the temporary or permanent installation of aftermarket gauges and data-logging sensors. Mechanics can use it to tap into coolant lines, oil systems, or fuel rails to obtain precise temperature readings, aiding in diagnostics, performance optimisation, and system health checks.
Everyday Home Use
For the enthusiast working on their own vehicle, this adapter simplifies adding an auxiliary temperature gauge or replacing a faulty OEM sensor that requires an adapter. It enables the monitoring of specific systems, such as transmission cooler lines or an upgraded radiator outlet, providing peace of mind through better data on the vehicle's operating conditions during daily use.
Benefits and Buying Value

The value of this component lies in its simplicity, standardization, and the practical functionality it enables within a vehicle's ecosystem.
Reuse and Low Maintenance
As a solid brass fitting, the adapter is designed for long-term use. Once properly installed with a suitable sealant, it requires no ongoing maintenance. Its durable construction means it can potentially be reused if removed carefully, making it a cost-effective solution for multiple projects or sensor upgrades over time.
Why Choose This Product
This adapter offers a straightforward solution to a common mechanical need: connecting a sensor. It provides a standardized (M18 x 1.5), well-machined interface made from appropriate automotive materials. For anyone needing to install a temperature sensor into a fluid or gas line, this adapter removes compatibility concerns and supports reliable, accurate measurement integration.






Care
To maintain the beauty and integrity of your purchase, we recommend treating it with care. Simple maintenance practices, such as gentle washing and proper storage, can effectively preserve the longevity of your favorites. We encourage you to refer to the care instructions included with each item, designed to help you keep your purchase in top condition.
Design
Our dedication to excellence extends beyond materials; it encompasses the artistry and craftsmanship illustrated in every piece we create.