H-O-A Switch option

Hand-Off-Auto (H-O-A) Selector Switch Option

The PumpBiz A301-90 H-O-A Selector Switch is a versatile addition to NEMA 1 motor starters, enabling seamless transition between automatic and manual pump operation. Ideal for setups requiring auxiliary control via flow, pressure, or level switches.

Features

• Automatic Operation: Use with auxiliary control switches for automated pump control based on system needs.
• Manual Control: Switch to the "Hand" position for testing or manual operation when necessary.
• Reliable Design: Selector switch remains securely in the chosen position.
• Universal Compatibility: Works with any voltage and phase configuration.
• Easy Installation: Shipped loose with a clear wiring diagram for straightforward field installation.

Applications

Perfect for systems requiring dual operational modes, such as:

• Water and fluid transfer systems.
• Industrial and commercial pumping applications.
• Systems incorporating flow, pressure, or level switches.

Upgrade your motor starter with the PumpBiz A301-90 H-O-A Selector Switch for enhanced functionality and control.