Description
Mars 43335 Diaphragm Gas Valve Overview
The Mars 43335 is a heavy-duty diaphragm gas valve engineered for reliable gas flow control in commercial and residential heating applications. With a 1-1/2″ straight-through body, this valve delivers a robust 2400 CFH capacity and is designed to handle up to 1 PSI inlet pressure, making it suitable for a wide range of gas-fired equipment including furnaces, boilers, and commercial burner systems.
Key Features
- 1-1/2″ straight-through valve body for high-flow gas applications
- 2400 CFH rated capacity for high-demand systems
- 1 PSI maximum inlet pressure rating
- 24VAC operating voltage for compatibility with standard HVAC control circuits
- 6″ leadwires for easy electrical connection
- 1/8″-27 NPT pilot tapping for pilot gas supply integration
- 1/8″-27 NPT bleed tapping for pressure testing and diagnostics
- Upright and horizontal mounting positions supported for flexible installation
- 5-second maximum valve opening timing for controlled gas flow initiation
- 2-second maximum valve closing timing for safe, rapid shutoff
Specifications
- SKU: 43335
- Brand: Mars
- Valve Type: Diaphragm Gas Valve
- Pipe Size: 1-1/2″
- Flow Capacity: 2400 CFH
- Inlet Pressure: 1 PSI maximum
- Voltage: 24VAC
- Leadwire Length: 6″
- Pilot Tapping: 1/8″-27 NPT
- Bleed Tapping: 1/8″-27 NPT
- Flow Pattern: Straight Through
- Mounting: Upright or Horizontal
- Maximum Valve Opening Time: 5 seconds
- Maximum Valve Closing Time: 2 seconds
Application
The Mars 43335 diaphragm gas valve is ideal for use in commercial and residential gas-fired heating systems where precise, reliable gas flow control is essential. Its straight-through design minimizes pressure drop, while the dual NPT tappings allow for straightforward pilot connection and pressure diagnostics. The fast 2-second closing time ensures rapid shutoff for enhanced system safety.
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