3/4 in NPT Automatic Fuel Nozzle - Auto Shut Off, 16 GPM

In this review of the 3/4 in NPT Automatic Fuel Nozzle the bottom line is simple: this tool is for anyone who regularly transfers gasoline, diesel or kerosene and wants a reliable automatic shutoff to reduce spills and waste. The reviewer found the nozzle's most compelling feature to be the sensitive sensor port and self-sealing hole that enable automatic stop when a tank is full, saving time and limiting overfill mess. It is a practical, work-focused nozzle rather than a luxury item, built for repeated use in field and fleet environments.

Key Features

• Auto shut off function: The sensitive sensor port and self-sealing hole stop refueling automatically to prevent leakage and reduce spills.
• Efficient flow rate: The nozzle supports up to 16 GPM, letting users refill large tanks faster than smaller hand pumps.
• Three-speed padlock: The three gear padlocks provide selectable flow control and a hands-free option while fueling.
• Durable construction: Made from aluminum alloy and PVC materials, the nozzle withstands frequent use in demanding settings.
• Ergonomic handle and hook: The shaped handle reduces fatigue during long jobs and the built-in hook simplifies storage between uses.
• Multi-fuel compatibility: Rated for gasoline, diesel and kerosene, it suits a variety of vehicles and equipment.

Who It's For

This nozzle suits owners of tractors, diesel generators, oil tankers, farm equipment and fleets who need a rugged, automatic shutoff tool that minimizes spills during frequent refueling. Maintenance crews and small contractors will appreciate the three-speed padlock for controlled flow and the high 16 GPM rate for fast transfers.

It is less appropriate for precision, low-flow applications such as small engine carburetor priming or metered laboratory dispensing where very low flow and calibrated metering are required. Buyers seeking lightweight plastic-only consumer nozzles for infrequent use should consider simpler options.

Pros & Cons

Pros

• Reliable automatic shut off reduces overfill and waste during routine refueling.
• High flow capacity up to 16 GPM speeds up large-tank refills.
• Three-speed padlock offers hands-free flow control and versatility across tasks.
• Robust aluminum alloy construction stands up to heavy use.

Cons

• Some customers report mixed feedback on the sensitivity of the automatic shutoff sensor in certain tanks, so occasional adjustment may be needed.
• The nozzle is a work-focused tool and may be heavier than simple consumer nozzles due to metal construction.

Specifications

Connection size	3/4 in NPT
Spout diameter	13/16 in
Maximum flow rate	16 GPM
Materials	Aluminum alloy and PVC
Padlock gears	3-speed padlock for flow control
Compatible fuels	Gasoline, diesel, kerosene

Our Verdict

The 3/4 in NPT Automatic Fuel Nozzle is a practical, durable choice for anyone who refuels equipment or vehicles frequently and wants to reduce spills with a dependable automatic shut off. Its 16 GPM capacity and three-speed padlock deliver real time savings on large refills, and the aluminum alloy build makes it a good value for demanding work environments.

Frequently Asked Questions

Will this nozzle work with diesel and gasoline?
Yes. The nozzle is rated for gasoline, diesel and kerosene and is suitable for mixed site use.

How fast does it fill?
The nozzle supports up to 16 GPM and has three selectable padlock gears to adjust flow.

Any setup needed before first use?
Check the self-sealing hole for blockages and keep it unobstructed to ensure the automatic shutoff functions correctly.