Robust Shaft Design: The dual 1/2" shafts allow for broad application across different blower wheel configurations

this specific model is calibrated for Natural Gas with a 4" WC setting

The Conbraco Industries 4A-203-A2F is a professional-grade 1/2" bronze backflow preventer test cock designed for high-precision field testing of reduced pressure zone (RPZ) and double check valve assemblies

Is hardware included with the S1-073-21782-000

The package includes the pre-assembled blower motor and fan

IDEC Relays RR2P-UAC24V Relay 319848-301 Robust Shaft Design: The dualThe IDEC RR2P UAC24V is a heavy duty, general purpose DPDT power relay designed for consistent performance in demanding industrial and HVACR control circuits. As part of the respected RR Series, this 8 pin octal relay features a 24VAC coil and a 10A contact rating, making it a standard choice for switching resistive and inductive loads. The unit is engineered with silver alloy contacts to minimize contact resistance (30m? initial) and extend the