ASCO
ASCO™ 401 Air Slide Valve
The ASCO Series 401, also known as 8401, is a line of pilot-operated air slide valves designed for air and inert gas service in heating equipment applications. The aluminum valves incorporate a unique sliding and sealing member that provides a durable and
Features and Advantages

Dual solenoid versions hold last position, even after loss of electric power. Solenoid may be energized momentarily (1/10 second) or continuously

Standard manual operator both momentary and maintained

Sub-base and manifold mounting for installation flexibility; direct-mount constructions are available

Watertight Types 1, 2, 3, 3S, 4, and 4X and explosion-proof and watertight Types 3, 3S, 4, 4X, 6, 6P, 7, and 9 offer reliable operation in challenging environments


Specifications and Parameters

Valve Actuation:Solenoid - Air Pilot

Body Material:Aluminum

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

Max Differential / Max Operating Pressure:Vacuum to 150 PSIG

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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