QMQB3332B - 30Amp Panelboard Switch

QMQB3332B - 30Amp Panelboard Switch

The QMQB3332B Panelboard Switch is a solid, dependable choice for managing power in commercial and industrial electrical systems. This fusible, twin-unit switch is built for everyday use in environments where reliability matters and downtime isn’t an option. Rated at 30 amps and up to 250 volts AC, it’s designed for three-phase applications and fits directly into compatible panelboards using a bolt-in style connection. That means less hassle during installation and a secure fit once it’s in place. Whether you’re upgrading existing equipment or replacing a worn component, this switch delivers consistent performance without unnecessary complexity.

Key Features and Benefits

• Multiple Fuse Options: Works with Class RK1, RK5, H, K, and J fuses, making it easy to match existing system requirements.
• Bolt-In Mounting: Designed to install cleanly and securely into compatible panelboards, helping reduce install time.
• Indoor Rated: NEMA 1 construction is suited for indoor electrical rooms and controlled environments.
• Three-Pole Design: Supports three-phase power distribution for balanced and efficient operation.

Technical Specifications

• Voltage Rating: 250V AC
• Current Rating: 30 Amps
• Poles: 3
• Phase: 3-Phase
• Compatible Fuse Classes: RK1, RK5, H, K, J
• NEMA Rating: 1 (Indoor Use)
• Dimensions: Approx. 21.00" W x 5.50" H x 5.00" D

Material Compliance and Certifications

The QMQB3332B Panelboard Switch is built to meet standard industry safety and performance requirements for electrical distribution equipment. It’s manufactured with materials suitable for commercial and industrial use and is intended to support safe, dependable operation when installed according to applicable electrical codes.

Where It Works Best

• This panelboard switch is a good fit for commercial buildings, industrial facilities, schools, hospitals, and other institutional settings that use QMQB- or FDP-style panelboards. It’s especially useful in indoor electrical rooms where dependable circuit protection and straightforward fuse replacement are important.