Dwyer Instruments SFI-100-1 1/2 Indicator 320819-301 BNR1070 and BNR01070 are equivalent

BNR1070 and BNR01070 are equivalent part numbers used across various Trane production runs

it provides the versatile installation flexibility required by field technicians

By preventing rapid restarts during power interruptions or thermostat cycling

tightly-cased air handlers

Dwyer Instruments SFI-100-1 1/2 Indicator 320819-301 BNR1070 and BNR01070 are equivalentFor contractors monitoring standard fluid lines, the Dwyer Instruments SFI 100 1 1 2 Sight Flow Indicator provides a heavy duty, visual verification solution for residential and industrial piping systems. This 1. 5 inch NPT flow indicator is engineered with a robust bronze body and a single tempered glass window, allowing for immediate confirmation of flow movement without the need for additional instrumentation. The internal rotating impeller,