Siemens Industrial Controls 3RH2921-2DE11 Auxiliary Switch 326070-701 adjust the weight on the

adjust the weight on the Field Controls 8"M gate until the draft measurement at the breech matches the manufacturer’s specification

We recommend inspecting your existing 1/4 inch tubing for cracks or debris during replacement

utilizing genuine Raypak 012571F components ensures the HVAC system controller maintains its original factory specifications for flame sensing

the VT3322 is rated for low-pressure steam up to 15 psig

Safety Assurance: Reliably vents flue gases and establishes necessary draft pressure to prevent furnace lockouts and carbon monoxide risks

Siemens Industrial Controls 3RH2921-2DE11 Auxiliary Switch 326070-701 adjust the weight on theThe Siemens 3RH2921 2DE11 is a high performance auxiliary switch block designed for seamless integration with SIRIUS 3RT2 contactors and 3RH2 contactor relays. This front mounting module features a 1NO + 1NC (1 Normally Open 1 Normally Closed) contact configuration, engineered specifically for electronic compatible signaling in demanding industrial environments. As a direct replacement for the legacy 3RH1921 2DE11, it maintains a compact form factor