Designed for reliable electrical power distribution, the Schneider Electric Square D QMB321TW is a 3-pole fusible disconnect switch. This unit operates at a 240V AC voltage rating and supports a maximum current of 30 amps per pole, making it suitable for control and protection circuits in various industrial settings.

Technical details

• Series: QMB
• Poles: 3
• Voltage Rating: 240V AC
• Current Rating: 30 Amps per pole
• Enclosure Type: Fusible Disconnect Switch
• Configuration: Designed for use with Class H or K fuses (fuses not included).
• Mounting: Surface mount configuration.
• Terminal Type: Screw terminals for secure connections.

Applications & compatibility

The QMB321TW is commonly employed in motor control circuits, power distribution panels, and as a safety disconnect for machinery. It is compatible with systems requiring a robust and easily serviceable means of interrupting power to a 3-phase load up to 30 amps at 240V AC.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the QMB321TW or contact our technical team for cross-reference assistance with compatible Square D disconnect components.