New Square-D / Schneider 400A 600V 3P fusible panel insert disconnect switch model QMB365W, series E2

New Square D / Schneider Electric QMB365W fusible panel insert disconnect switch, rated 400A, 600V AC, 3-pole. Series E2 design for commercial and industrial power distribution applications.

Description

Square D / Schneider Electric QMB365W Fusible Panel Insert Disconnect Switch

The Square D / Schneider Electric QMB365W is a heavy-duty fusible panel insert disconnect switch designed for reliable power isolation and protection in commercial and industrial electrical systems. Rated at 400 amps, 600 VAC, three-pole, this disconnect provides safe manual control of high-capacity circuits when used with Class H or Class R fuses (as specified by the manufacturer).

Manufactured under Square D Series E2, the QMB365W is engineered for compatibility with Square D panelboards and switchboard applications, offering robust construction, dependable performance, and compliance with applicable UL standards. The panel-mount insert design allows for efficient installation and servicing, making it ideal for motor control centers, feeders, and distribution circuits requiring fusible protection.

Key Features:

  • Amperage: 400A

  • Voltage Rating: Up to 600 VAC

  • Poles: 3-pole

  • Type: Fusible panel insert disconnect switch

  • Series: E2

  • Manufacturer: Square D / Schneider Electric

  • Model: QMB365W

  • Application: Commercial and industrial power distribution

Condition: New


Additional information

Switchgear Amperage

400 A

Switchgear Voltage

600V

Switchgear Make/Manufacturer

Square-D

Switchgear Phase

3

Switchgear Enclosure type

NEMA 1 – Indoor

Switchgear Catalogue number

QMB365W

Switchgear Condition

New

Switchgear Operation

Manual

Switchgear Fuse Type

Yes