When selecting a 12-volt fuel shut-off solenoid, you want durable construction, compatibility with your fuel type, and dependable switching performance. The following 5 products provide a range of brass-bodied, normally closed solenoids designed for air, gas, and fuel applications. Each option emphasizes robust materials, fast actuation, and long service life, helping you manage fuel flow with precision and safety. This guide highlights the key features and practical uses to help you choose the right solenoid for your engine or equipment.
| Product | Brand | Key Use | Notes |
|---|---|---|---|
| 1/4″ Brass Electric Solenoid Valve | U.S. Solid Store | Gasoline, Diesel, Oil, Air | VITON gasket; fast operation; million-cycle life |
| 1502 Series Fuel Shut Off Solenoid | Earlyred | Diesel engines, Bobcat, Woodward | Direct replacement; robust build |
| Brass Electric Solenoid Valve 12V | CGELE Store | Water, Air, Gas, Fuel, Oil | Includes fittings; NPT 1/4” |
| 3/8″ Brass Electric Solenoid Valve | U.S. Solid Store | Gasoline, Diesel, Oil | Low-power coil; VITON seal |
| 12V Fuel Shut Off Solenoid 26214 | ZTUOAUMA Store | Stanadyne/ Roosa Master pumps | Compatibility with multiple pump models |
U.S. Solid 1/4″ Brass Electric Solenoid Valve — 12V DC
Constructed of industrial-grade brass, this valve resists corrosion and is suitable for welding and high-temperature projects. It is designed for use with gasoline, diesel, kerosene, natural gas, and air. A brass body supports durability in demanding environments, while a VITON gasket provides high-temperature and chemical resistance. The valve is normally closed and responds quickly, opening or closing in under a second when energized or de-energized. U.S. Solid engineers project a life cycle beyond one million cycles under proper conditions and maintenance.
Key considerations
Materials: brass body, VITON seal for chemical resistance. Fluid compatibility excludes drinking water. Actuation speed enhances safety in timed fuel shut-off scenarios. For long-term use, ensure compatible power and operating conditions to achieve the claimed cycle life.
Earlyred 366-07197 1502 Series Fuel Shut Off Solenoid
This 12-volt solenoid is part of the 1502 series and serves as a direct replacement for several part numbers, including SA-3405T and 1502-12C7U2B2S1. It’s designed for fuel shutdown in diesel engines and compatible equipment such as Bobcat machines and various engine models. The unit emphasizes rugged construction with high-quality rubber and spring components for reliable return power. Installation is described as straightforward for replacing older shut-off solenoids.
Key considerations
Compatibility: verify exact engine or pump model numbers to ensure a proper match. Look for replacement part numbers and mounting compatibility. The 12V operating design supports direct integration into existing circuits with standard control wiring.
Brass Electric Solenoid Valve 12V 1/4″ Normally Closed
Brass, 1/4″ NPT, normally closed solenoid valve suitable for water, air, gas, fuel, and oil applications. The kit includes fittings, clamps, and teflon tape, making installation convenient. Operating voltage is 12V, with a wide operating pressure range and an orifice size of 16mm. Temperature tolerance spans from subzero to moderately warm conditions, enabling use in diverse environments while maintaining reliable shut-off performance.
Key considerations
Comprehensive package: the kit includes essential hardware for installation. Check orifice size and pressure limits to ensure compatibility with your system’s flow requirements and pressure range.
U.S. Solid 3/8″ Brass Electric Solenoid Valve — 12V DC
With a re-engineered low-power coil, this valve reduces heat generation by up to 50%, starting at about 19W and dropping to 10-13W as it reaches operating temperature. The brass body offers corrosion resistance and welding suitability for high-temperature projects. A VITON gasket is used for durable chemical resistance, including fuels and lubricants. This normally closed solenoid is designed for quick response and long service life, making it suitable for fuel and air control in demanding installations.
Key considerations
Power efficiency helps reduce heat load in enclosed spaces. Ensure your control circuitry can supply the initial 19W peak and sustain steady operation within your system’s voltage supply.
ZTUOAUMA 12V Fuel Shut Off Solenoid — 26214
Designed to fit Sta ndadyne Roosa Master and related 4.3 to 7.3L engine combinations, this 12V solenoid provides compatibility with a broad set of fuel injection pumps, including GM and Ford diesel models. It’s positioned as a replacement part with specifications tailored for older and legacy injection systems. The 180°C copper ignition coil helps ensure reliable operation in challenging heat conditions.
Key considerations
Cross-compatibility is a major factor. Confirm the exact pump model and part number compatibility with your engine’s fuel system to avoid mismatches. This solenoid is particularly suitable for mechanical pump applications requiring a robust shut-off signal.
Buying Guide: Key Purchase Considerations
Material and seals
Brass bodies offer durability and corrosion resistance, making them suitable for fuel, air, and oil. VITON gaskets provide high-temperature and chemical resistance, but they should not be used with drinking water. Always verify gasket material against your specific fluids and operating temperature.
Valve type and actuation
Most options here are normally closed and 12V, ideal for fuel shut-off in power-off states. Actuation speed matters in safety-critical systems, with many models designed to close or open within a second. Consider whether you need fast switching for emergency shut-off or slower, controlled flow in a fuel line.
Operating conditions
Check the operating temperature range, pressure limits, and fluid compatibility. Some units tolerate low temperatures or high temperatures better than others. For diesel and gasoline applications, ensure compatibility with those fuels and lubricants.
Electrical considerations
Ensure your control circuit provides the correct voltage and current. Some coils are optimized for lower power at operating temperature, reducing heat in compact installations. Verify wiring harness compatibility, mounting style, and power supply availability in your setup.
Installation and maintenance
Look for solenoids that come with mounting hardware or installation kits. Regular maintenance, including seal inspection and cleaning, extends life. Replacement part numbers must match your pump or valve model to ensure a proper seal and reliable operation.
Cost vs. lifespan
Higher-quality brass valves with VITON seals tend to last longer and resist harsh fluids, which can justify a higher upfront cost. Consider total cost of ownership, including potential downtime, maintenance, and replacement frequency in your application.
Selecting the right 12-volt fuel shut-off solenoid depends on your engine type, the fluids involved, and the operating environment. The products listed offer a spectrum of compatibility, material quality, and electrical efficiency to support safe and reliable fuel control across various systems.