Schneider Electric (Barber Colman) AK-42309-500 Relay Els PW 17895 What is the difference between

What is the difference between 32000109-001 and 32000109-001/U

those must be sourced separately as part of a complete rebuild kit like the MA559

Flexible Mounting: Internal mounting holes and a compact footprint allow for installation in tight spaces or direct surface mounting

Key Benefits Pilot Operated Diaphragm: Provides high flow capacity (4

Schneider Electric (Barber Colman) AK-42309-500 Relay Els PW 17895 What is the difference betweenThe Schneider Electric (Barber Colman) AK 42309 500 is a direct acting pneumatic relay designed for high precision force balance position sensing. Built for the rigorous demands of commercial HVACR systems, this positive positioning relay ensures an actuator's stroke remains consistent relative to the signal pressure received from the controller. It effectively handles variations in air pressure and mechanical load, making it a critical component for