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Silver cylindrical spin-on fuel filter with drain bowl and sensor port

Baldwin Filters

Baldwin Filters BF1380 Fuel Filter Spin-On Water Separator M18-1.50 1/2-20 Sensor Port

SKU CH-E12M-PG135

Spin-on fuel/water separator with drain, M18-1.50 thread and 1/2-20 sensor port

  • Spin-on design enables quick filter changes
  • M18-1.50 thread size fits compatible fuel systems
  • Integral post seal helps prevent fuel leaks
  • 1/2-20 sensor port supports water detection
  • 4-19/32 inch height suits tight engine bays

Application and Fit

The Baldwin Filters BF1380 is a spin-on fuel filter and water separator built for diesel fuel systems. It threads to M18-1.50 and includes a 1/2-20 sensor port for water-in-fuel monitoring. The unit suits service technicians and fleet operators who need a direct-fit replacement on compatible engines.

Upgrade Path

This filter replaces an existing spin-on separator that uses the same M18-1.50 thread and sensor-port specification. The jump is worth it when the current canister is due for scheduled change-out or when water drainage performance has declined. The integral post seal helps maintain a reliable seal during installation.

Who Should Choose It

The BF1380 suits maintenance teams standardising on Baldwin filtration for heavy-duty diesel equipment. Buyers who need a different thread size, a bowl-style separator, or a filter without a sensor port should look at other configurations that match their specific fuel-system plumbing.

Highlights

  • Spin-on design enables quick filter changes
  • M18-1.50 thread size fits compatible fuel systems
  • Integral post seal helps prevent fuel leaks
  • 1/2-20 sensor port supports water detection
  • 4-19/32 inch height suits tight engine bays

Specifications

BrandBALDWIN FILTERS

Questions about this item

What thread size does the BF1380 spin-on filter need on the engine block?

The filter mounts on an M18 x 1.50 thread, so the engine block or adapter must provide that exact pitch and diameter.

What is the common mistake when installing the sensor port on this filter?

The 1/2-20 sensor port ships open; the step people miss is fitting the correct sender or plug and torquing it to spec before pressurising the system.

When should the BF1380 fuel filter be replaced?

Replace the spin-on element at the engine manufacturer’s recommended interval or whenever the water drain bowl shows excessive contamination.

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