The Reznor 11833 is a precision-engineered #44 main burner orifice designed specifically for natural gas heating applications

maintaining high-limit protection against heat exchanger overheating

providing a predictable fail-safe state

The hinged cover provides easy authorized access via the included key

the S1-024-34684-000 is a dual-stage switch

Johnson Controls S-2300-3 Selector Switch Els PW 17895 The Reznor 11833 is aThe Johnson Controls S 2300 3 is a professional grade pneumatic selector switch engineered for manual air flow redirection within complex pneumatic control systems. Designed for high reliability applications, this model features five ports configured specifically for three holding and one pair switching operations. It handles a 30 psig maximum input pressure and delivers a high performance 1000 scim flow capacity at 20 psig supply, ensuring responsive