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ASCO 043 Gas Shut Off Solenoid Valves with Proof of Closure
asco-043-series-aluminum
The ASCO Series 043, also known as 8043, are 2-way, normally closed gas safety shut off solenoid valves for on-off control of fuel gas in commercial and industrial gas burners.
The valves feature a unique double-disc design with over travel that provides redundant sealing for leak-tight operation. The Series 043 includes visual position indication and proof of closure.
ASCO 043 Gas Shut Off Solenoid Valves with Proof of Closure

Specs

Valve Actuation
Solenoid
Body Material
Aluminum
Media
Natural Gas
Pipe / Port Size
3/4 "; 1 "; 1 1/4 "; 1 1/2 "; 2 "; 2 1/2 "; 3 "
Port Type
NPTF
Function
2 way - 2/2 Normally Closed
Flow
From 2.0 Cv to 6.0 Cv; From 6.0 Cv to 14.0 Cv; Over 14.0 Cv
Voltage
110 AC; 120 AC; 220 AC; 230 AC
Max Differential / Max Operating Pressure
Vacuum to 150 PSIG
Operating Environment
Indoor, Outdoor
Standards / Regulations
CSA, FM, Type 1, UL, Type 4

Features

  • Opening and closing response times are less than 1 second
  • Visual indication of open and shut position
  • Proof of closure switch rated at 1 amp
  • Zero-differential piloted diaphragm
  • 1/8-inch NPT upstream and downstream pipe taps with plugs for routine testing
  • 5-pound closing spring for high force shut-off

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