Navien 30011586B - SIT 848 Sigma Gas Valve - Aluminum Alloy for NPE and NCB Series

The Navien 30011586B is a SIT 848 Sigma Gas Valve designed for use in Navien tankless water heaters and combi-boilers. This OEM component regulates the flow of gas to the burner, maintaining proper combustion and efficient heating performance. Manufactured from durable aluminum alloy, the valve features an inline inlet and outlet with an additional side outlet to support secure installation and stable operation.

This part is compatible with a wide range of Navien units, including NPE, NCB, NCB-E, NHB, and NFB series systems. As a critical part of the gas control system, it helps ensure safe ignition and sustained burner performance under varied operating conditions.

Specifications:

Product Type: Gas valve
Series: SIT 848 Sigma
Material: Aluminum alloy
Dimensions: 4.72" L x 3.94" W x 3.54" H
Weight: 1.5 lbs
Manufacturer: Navien Inc.
Country of Origin: Japan
Inlet/Outlet: Inline with additional side outlet

Applications:

Compatible with Navien NPE, NCB, NCB-E, NHB, and NFB series tankless water heaters and combi-boilers

^PNAV000185

Collection: Gas Valves

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30011586B - SIT 848 Sigma Gas Valve - Aluminum Alloy for NPE and NCB Series