The ASCO™ Series 401 Slide Solenoid Valves are pilot-operated, designed for air and inert gas in heating applications. With a durable aluminum body and a unique sliding sealing member, these valves provide reliable, non-stick sealing. Offering adjustable flow control, the Cv range varies from 0.2 to 0.8, ensuring optimal performance. Suitable for both indoor and outdoor environments, they meet various safety standards, including CSA and UL, and operate up to 150 PSIG across multiple voltage options.

Key features and benefits of ASCO™ Series 401 Slide Solenoid Valves

Key Features

The ASCO™ Series 401 Slide Solenoid Valves feature a unique sliding and sealing member, which provides a highly durable, non-stick sealing solution. This design minimises wear and tear, extending the lifespan of the valve, and ensures smooth operation over time, even in demanding air and inert gas applications.

Key Features

One of the standout features of the ASCO™ Series 401 is the optional flow control, which allows users to regulate the speed of the cylinder in either direction. This flexibility is key for optimising system performance, with the valve offering an adjustable Cv range from 0.2 to 0.8.

Key Features

The ASCO™ Series 401 offers compatibility with a wide range of voltages, including 24 AC, 110 AC, 6 DC, 12 DC, 24 DC, and more. This versatility makes the valve suitable for a broad array of installations, allowing it to be used in systems with different power supply configurations.


Valve Actuation:	Solenoid - Air Pilot
Body Material:	Aluminium
Media:	Air, Inert Gas
Pipe / Port Size:	1/4 "
Port Type:	NPTF
Function:	4 way - 5/2
Flow:	From 0.5 Cv to 1.0 Cv, From .43 to .86 Kv
Voltage:	24 AC, 110 AC, 6 DC, 12 DC, 24 DC, 48 DC, 120 DC, 240 AC, 120 AC \| 50, 50/60, 60
Operating Environment:	Indoor, Outdoor
Standards / Regulations:	CSA, Type 1, Type 2, Type 3, Type 3S, Type 4, Type 4X, Type 6, Type 6P, Type 7, Type 9, UL

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The ASCO™ Series 401 Slide Solenoid Valve is designed for air and inert gas service, commonly used in heating equipment applications where reliable pilot-operated valve control is needed.

The ASCO™ Series 401 Slide Solenoid Valves are constructed from durable aluminum, offering lightweight yet strong performance in demanding environments.

The ASCO™ Series 401 features a unique sliding and sealing member, providing a non-stick, durable seal that ensures smooth operation and long-lasting performance.

The ASCO™ Series 401 includes an optional flow control feature, allowing adjustable cylinder speed in either direction with a Cv range from 0.2 to 0.8, offering flexibility for various applications.

The ASCO™ Series 401 Slide Solenoid Valve is designed to handle air and inert gases, making it suitable for heating and other industrial applications requiring these media types.

The ASCO™ Series 401 Slide Solenoid Valve is compatible with a wide range of voltages, including 24 AC, 110 AC, 6 DC, 12 DC, 24 DC, 48 DC, 120 DC, 240 AC, and 120 AC, offering flexibility in installation.

The ASCO™ Series 401 can operate at a maximum differential pressure of up to 150 PSIG, providing reliable performance in both low and high-pressure systems.

Yes, the ASCO™ Series 401 Slide Solenoid Valve is designed for both indoor and outdoor environments, offering versatility in various operational settings.

The ASCO™ Series 401 is available with a 1/4-inch NPTF port size, making it compatible with standard piping systems for easy integration.

The ASCO™ Series 401 Slide Solenoid Valve meets several safety and environmental standards, including CSA and UL certifications, ensuring compliance with industry regulations.

Yes, the ASCO™ Series 401 Slide Solenoid Valve can operate in systems with vacuum conditions, as well as up to 150 PSIG, making it suitable for a wide range of pressure conditions.

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ASCO™ Series 401 Slide Solenoid Valves