Always consult the unit's wiring diagram

The Sensus 143-16-023-00 is a high-precision 1/2" orifice specifically engineered for the Sensus 243 service regulator series

This model is a 24V AC 50/60Hz coil with a 9-watt power consumption

It serves as the direct replacement for Nordyne 668770 and 669937R

reducing the need for frequent recalibration in large-scale building loops

Copeland 998-0034-01 Adapter Kit Always consult the unit's wiringThe Copeland 998 0034 01 Adapter Kit is a critical component for field technicians transitioning between stub tube and Rotalock connections on high capacity refrigeration compressors. This OEM kit features a 3 4" Stub Tube I. D. (solder sweat) for direct line integration and a 1 1 4" 12 thread size male Rotalock fitting. Engineered from heavy duty brass, the rotalock adapter valve ensures a robust, leak proof seal under high pressure conditions