QMQB1136B - 100Amp Panelboard Switch

QMQB1136B - 100Amp Panelboard Switch

The Federal Pacific QMQB1136B is a 100 amp panelboard switch used in many commercial and industrial electrical systems where dependable circuit control is needed. It’s a bolt-in, fusible twin-unit switch that fits into compatible panelboards without a lot of fuss. Rated for 600 volts AC and built as a 3-phase, 3-pole unit, it’s meant to handle everyday electrical loads you’d expect in larger buildings and facilities. This is the type of switch electricians typically rely on when replacing existing equipment or keeping older panelboards operating the way they should.

Key Features and Benefits

• Works with Class RK1 and RK5 fuses, so finding the right fuse setup is usually straightforward.
• Bolt-in style helps keep the switch seated properly once installed.
• Twin-unit layout makes better use of panel space compared to single units.
• Designed for ongoing use in commercial and industrial environments.

Technical Specifications

• Model Number: QMQB1136B
• Amperage: 100 Amps
• Voltage: 600 VAC
• Phase: 3 Phase
• Poles: 3
• Fuse Types: Class RK1 and RK5
• Size: Approx. 26.50" W x 7.00" H x 6.50" D

Material Compliance and Certifications

• UL Listed (File E34358)
• CSA Certified (File LL-48755)
• Manufactured to meet UL 98 and NEMA KS1 standards.

Where It Works Best

• This switch is commonly used in commercial buildings, light industrial facilities, and other locations where panelboards need reliable, fuse-based protection. It’s a good fit for maintenance work, system upgrades, or keeping existing electrical setups running without major changes.