DeatschWerks 4-02-VB40aX1 40A Programmable Fuel Pump Voltage Booster Universal

Vehicle Fitment

• Universal fitment for fuel pump voltage boosting in performance applications

Fitment Notes

• Compatible with brushed and brushless in-tank and in-line fuel pumps
• Not vehicle-specific; verify pump compatibility and electrical requirements before installation
• Supports fuel pumps requiring up to 40 amps RMS current draw

Features

• Programmable output voltage up to 26 volts (14.5, 18, 20, 22, 26 V options)
• Supports both brushed and brushless fuel pumps
• Compact anodized aluminum housing with integrated heat sinks
• OLED display with user-friendly roller wheel programming
• User-defined passcode protection for programming security
• Configurable ramp rates to prevent fuel pressure spikes
• Trigger modes: Active Low and Always On (18V max in Always On mode)
• Includes 50A ATO fuse and heavy-gauge wiring for safe installation

Specifications

• Maximum Current: 40A RMS
• Voltage Output Settings: 14.5, 18, 20, 22, 26 V
• Wiring Lengths: 24" (10 AWG input), 36" (10 AWG output), 36" (14 AWG trigger)
• Dimensions: Compact form factor (approx. 5.7" L x 3.7" W x 1.3" H)
• Fuse Protection: 50A ATO fuse included
• Operating Voltage: 12V nominal input

Included Components

• 1x DeatschWerks 40A Programmable Voltage Booster (4-02-VB40aX1)
• Integrated 50A ATO fuse
• Pre-attached heavy-gauge wiring harness

Product Description

The DeatschWerks 4-02-VB40aX1 is a versatile, high-performance programmable voltage booster designed to enhance fuel pump output by increasing voltage from 12V up to 26V. This capability enables higher fuel flow rates for high-horsepower applications and custom fuel system setups.

Compatible with both brushed and brushless in-tank or in-line fuel pumps, the booster features a compact anodized aluminum housing with integrated heat sinks to ensure durable and efficient operation. The user-friendly OLED display and roller wheel make programming quick and secure, with passcode protection to prevent unauthorized changes.

Adjustable ramp rates help prevent fuel pressure spikes during pump startup, while multiple trigger modes offer installation flexibility. Designed to handle up to 40 amps RMS current, this booster includes heavy-gauge wiring and a 50A fuse for safe, reliable operation in demanding performance environments.