Pressure Sending Unit - VaporWorx - Adapter Included - Brass / Plastic - Fuel - 0-100 psi - Each

Aeromotive VaporWorx Fuel Pressure Sensor - 100 PSI - 1/8in NPT Adapter

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Reference Information

Sensor, Fuel Pressure, 100 psi, w/ 1/8-MNPT Adapter

Aeromotive VaporWorx fuel pressure sensors are exclusively for use with all VaporWorx PWM (Pulse Width Modification) kits that require a fuel pressure sensor. Efficient energy management is one of the main goals in the automotive industry, regulating actuators by (PWM), which is a widespread means of improving efficiency. PWM fuel pressure sensors are used to precisely control the speed of a fuel pump by rapidly turning the power on and off in varying durations, allowing the engine to receive the exact amount of fuel needed based on driving conditions. This ultimately improves fuel efficiency and reduces unnecessary wear on the pump by only running it at full power when required; essentially acting like a "throttle" for the fuel pump. Select the sensor for your application.

Key points of PWM fuel pressure sensors:
• Dynamic fuel pressure control—unlike traditional systems, PWM allows the fuel pressure to adjust rapidly depending on engine load, throttle position, and other factors, ensuring optimal fuel delivery at all times
• Reduced power consumption—by only running the fuel pump at the necessary speed, PWM significantly reduces the power draw from the battery, improving fuel economy
• Lower noise levels—operating the fuel pump at variable speeds with PWM helps minimize noise generated by the pump
• Returnless fuel systems—PWM is often used in modern "returnless" fuel systems, where the excess fuel is not returned to the tank, simplifying fuel system design

How it works:

-- Signal from the ECU: The engine control unit (ECU) sends a PWM signal to the fuel pump controller, which determines the duty cycle (the ratio of "on" time to "off" time) based on engine conditions
-- Pump speed control: The controller uses the PWM signal to rapidly switch the power to the fuel pump, effectively adjusting its speed
-- Feedback loop: A fuel pressure sensor monitors the actual fuel pressure and sends this information back to the ECU, allowing for fine-tuning of the PWM signal to maintain desired pressure