Siemens Industrial Controls 3UB81134AB2 Relay 319847-401 the "U" designation typically denotes

the "U" designation typically denotes universal retail packaging

This valve uses 3/8" x 3/8" ODF (Over Delaware Fitting) sweat connections

For technicians servicing mid-to-high efficiency residential units

handling both liquid thermal expansion and steam generated during over-firing conditions

If the switch remains open while the blower is at full RPM and the vent is clear

Siemens Industrial Controls 3UB81134AB2 Relay 319847-401 the "U" designation typically denotesThe Siemens 3UB81134AB2 is a high precision ESP200 solid state overload relay designed for critical motor protection in industrial and HVACR environments. Engineered for three phase systems, this adjustable 0. 25 1 amp relay provides a wide 4: 1 current range, allowing technicians to replace multiple bimetallic heaters with a single, reliable electronic unit. It features selectable trip classes (5, 10, 20, or 30), offering the flexibility needed for