Siemens Industrial Controls 3RH2911-1HA22 Contact Block 322838-752 this assembly is strictly for

this assembly is strictly for natural gas water heaters

Utilizing this genuine Carrier HF660003 ensures compatibility with the original wiring harness

Designed for seamless integration with Power Direct Vent residential gas water heaters

ideal for high-pressure natural gas or LP applications

Designed specifically for integration with McQuay and Daikin water source heat pumps (WSHP) and rooftop units

Siemens Industrial Controls 3RH2911-1HA22 Contact Block 322838-752 this assembly is strictly forUpgrade your control panel's logic with the Siemens 3RH2911 1HA22, a high performance 4 pole auxiliary contact block designed for heavy duty industrial automation. This front mount unit features a 2NO + 2NC contact configuration (2 Normally Open and 2 Normally Closed), making it essential for expansion in complex HVACR and motor control circuits. Engineered as part of the SIRIUS modular system, it provides seamless integration with 3RT2 contactors and