ASCO™ Manual Reset Solenoid Valves

ASCO™ Manual Reset Solenoid Valves offer reliable, safe control across various industries, preventing accidental reactivation with manual reset features. Ranging from Series 025 and 037 to Series 044, 047, 308/310, and 408, these valves manage air, inert gases, steam, water, and oil with flow capacities up to 14 Cv. Available in brass, stainless steel, or aluminium, they suit both corrosive and hazardous environments, meeting CSA standards. Options include 2-way, 3-way, and 4-way configurations, supporting critical processes in heating, refining, and chemical sectors.

ASCO™ Series 025 Manual Reset Solenoid Valves

The ASCO™ Series 025 Manual Reset Solenoid Valves deliver dependable control with a latching solenoid actuation, ensuring safety by requiring a manual reset after each trip to prevent accidental reactivation. Constructed in brass or stainless steel, they manage air, inert gases, light oils, steam, and water for pipe sizes 3/4" to 1 1/2" NPTF, handling flow rates exceeding 14.0 Cv. Ideal for corrosive and hazardous settings, these valves comply with CSA, Type 3, 7, and 9 standards, with voltage options from 6 to 480 AC/DC.

Media: Air, Inert Gas; Light Oil; Steam; Water
Pipe / Port Size: 3/4 "; 1 "; 1 1/4 "; 1 1/2 "
Flow: From 6.0 Cv to 14.0 Cv; Over 14.0 Cv
Function: 2 way - 2/2 Normally Closed; 2 way - 2/2 Normally Open
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ASCO™ Series 037 Manual Reset Solenoid Valves

The ASCO™ Series 037 manual reset valves offer high-flow and high-pressure handling, providing manual reset functionality to prevent unintended activations. Available in configurations such as electrically tripped (activates with power), no-voltage release (activates without power), and free-handle designs, these valves excel in critical processes, especially in the refining and chemical industries. Certain models can manage aggressive media, including steam, enhancing their suitability for demanding industrial environments.

Media: Air, Inert Gas, Light Oil, Steam
Pipe / Port Size: 1/4 "; 3/8 "
Flow: From 0.1 Cv to 0.5 Cv, From 0.5 Cv to 1.0 Cv
Function: 3 way - 3/2 Universal
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ASCO™ Series 044 Manual Reset Solenoid Valves

The ASCO™ Series 044 includes a range of manual reset shutoff valves, equipped with aluminium bodies for enhanced longevity. Engineered for immediate shutoff upon solenoid deactivation, these valves offer a rapid response in critical situations. Designed specifically for heating applications, the Series 044 ensures dependable flow control within various heating systems. Its design promotes both safety and effectiveness, making it a suitable choice for managing heating needs.

Media: Natural Gas
Pipe / Port Size: 3/4 "; 1 "; 1 1/4 "; 1 1/2 "; 2 "; 2 1/2 "; 3 "
Flow: From 2.0 Cv to 6.0 Cv; From 6.0 Cv to 14.0 Cv; Over 14.0 Cv
Function: 2 way - 2/2 Normally Closed
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ASCO™ Series 047 Manual Reset Solenoid Valves

The ASCO™ Series 047 Manual Reset Solenoid Valves provide dependable latching control for air, inert gas, light oil, steam, and water applications. Offered in brass or stainless steel, these 3/2 universal function valves come with a 1/2" NPTF port and flow rates ranging from 0.1 Cv to 0.5 Cv. Engineered for indoor corrosive and hazardous settings, they adhere to CSA, Type 3, 7, and 9 standards and support voltages from 6 DC to 480 AC, making them well-suited for essential roles in refining and chemical production environments.

Media: Air; Inert Gas; Light Oil; Steam; Water
Pipe / Port Size: 1/2 "
Flow: From 0.1 Cv to 0.5 Cv
Function: 3 way - 3/2 Universal
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ASCO™ Series 308/310 Manual Reset Solenoid Valves

The ASCO™ Series 308/310 Manual Reset Solenoid Valves deliver reliable manual reset control, designed to prevent unintended activation in essential applications. Crafted from brass or stainless steel, they accommodate challenging fluids such as aggressive liquids, gases, air, inert gases, light oils, steam, and water. Available in pipe sizes from 1/4" to 1", these valves support corrosive and hazardous environments. With 3/2 universal functionality, they handle flow rates up to 14 Cv and pressures between 150 and 500 PSIG, adhering to CSA and NPTF standards.

Media: Aggressive Liquids/Gases, Air, Inert Gas, Light Oil, Steam, Water
Pipe / Port Size: 1/4 "; 1/2 "; 3/8 "; 3/4 "; 1 "
Flow: From 0.1 Cv to 14.0 Cv
Function: 3 way - 3/2 Universal
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ASCO™ Series 408 Manual Reset Solenoid Valves

The ASCO™ Series 408 Manual Reset Solenoid Valves provide dependable no-voltage release, making them suitable for secure manual reset operations across diverse environments. Featuring a brass body, these valves handle air, inert gases, light oil, and water, with adaptable NPTF port sizes ranging from 1/4" to 1". Offering a 4-way, 4/2 function, they achieve flow rates between 0.04 and 5.19 Kv and operate on AC and DC voltages up to 240. Designed for both indoor and outdoor settings, they are ideal for challenging applications such as refining and bottling.

Media: Air, Inert Gas, Light Oil, Water
Pipe / Port Size: 1/4 "; 1/2 "; 3/8 "; 3/4 "; 1 "
Flow: From 0.04 to 5.19 Kv
Function: 4 way - 4/2
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Frequently Asked Questions

A manual reset solenoid valve is a type of valve that requires manual activation before it allows fluid flow. Once manually reset, the valve can function normally, closing or opening in response to electric signals until it requires another reset.

A manual reset solenoid valve operates by using an electric coil and a manual reset mechanism. The user must engage the reset manually to allow the coil to activate, which then allows or blocks fluid flow as required.

Manual reset solenoid valves are widely used in applications where safety is a concern, such as gas shut-off, fuel control systems, or emergency shut-off situations in industrial settings.

A manual reset solenoid valve requires human intervention to reset, ensuring controlled and deliberate valve activation. In contrast, an automatic reset valve resets itself without manual input, allowing fluid flow as soon as the electric signal is removed or reapplied.

Manual reset solenoid valves provide an extra layer of security, as they prevent accidental reactivation or fluid flow without intentional manual resetting. This makes them ideal for emergency shut-off or safety-critical applications.

Yes, many manual reset solenoid valves are designed to handle high-pressure environments, depending on the valve specifications and materials. Always verify the pressure rating before selection.

Manual reset solenoid valves are typically made from durable materials such as brass, stainless steel, or aluminum. The material choice depends on the specific application, especially if dealing with corrosive or high-temperature fluids.

If your application requires a safety measure to prevent automatic valve reactivation, a manual reset solenoid valve is a good choice. It’s commonly used in systems where controlled restart after an event is essential, like fuel or gas systems.

Yes, manual reset solenoid valves can be configured for either AC or DC power sources, depending on the specific requirements of the system in which they are installed.

Maintenance for manual reset solenoid valves typically involves regular inspections for wear, checking for proper coil function, and ensuring the manual reset mechanism operates smoothly. Lubrication and cleaning may also be necessary, depending on the fluid type.

Manual reset solenoid valves are available in various sizes to suit different flow capacities and application requirements. Common sizes range from small diameters for precision applications to larger diameters for industrial use.

The lifespan of a manual reset solenoid valve depends on the quality of materials, usage frequency, and maintenance. With proper care, these valves can offer reliable operation for several years, especially in well-maintained industrial environments.

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ASCO™ Manual Reset Solenoid Valves