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DeatschWerks 1/8" NPT 15psi Pressure Activated Hobbs Switch with Pigtail (4-HOBBS-15)

$45.00

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DeatschWerks 1/8" NPT 15psi Pressure Activated Hobbs Switch with Pigtail (4-HOBBS-15)

$45.00

$45.00

The DeatschWerks 15psi Hobbs Switch (PN: 4-HOBBS-15) is a precision, pressure-activated electrical switch designed for high-performance automotive systems. This switch is commonly used to automate the activation of secondary fuel pumps, water-methanol injection kits, or cooling fans once a specific boost or fluid pressure threshold is met.

By utilizing a normally-open circuit that closes at 15 psi, this switch allows for staged component operation, reducing unnecessary electrical load and wear on secondary pumps during low-load cruising. The unit is built with standard 1/8" NPT threads for straightforward integration into fuel rails, intake manifolds, or vacuum blocks.

  • Activation Pressure: 15 psi
  • Thread Size: 1/8" NPT
  • Circuit Type: Normally Open (Closes at set pressure)
  • Included Components: Electrical pigtail harness for secure wiring
  • Manufacturer Part Number: 4-HOBBS-15
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