Federal Pioneer QMQB1132 - 100A, 240V, 3-Pole Panelboard Switch / Switchboard Unit | AmpState

The Federal Pioneer QMQB1132 is a purpose-built fusible panelboard switch engineered for dependable load switching paired with reliable overcurrent protection in lighting and distribution panelboards. With a 100A rating, 240V operation, and a 3-pole configuration, it’s designed to handle three-phase distribution while delivering a clean, isolatable solution for commercial and industrial panels.

What makes the QMQB1132 stand out

• Integrated switching and protection: This fusible switch combines load control with overcurrent protection in a single, compact panelboard component. When paired with the appropriate upstream protection and fuse class, it provides a coordinated path to fault isolation and circuit protection.
• Three-pole, three-phase coordination: Perfect for modern lighting and distribution panelboards that require synchronized control across all three phases, enabling safe isolation of circuits during maintenance or faults.
• Series identity and compatibility: Part of the QMQB series from Federal Pioneer / Federal Pacific, ensuring alignment with compatible panelboards and standard installation practices in the field.
• Dedicated replacement fit: Model QMQB1132 is a precise 3-pole, 100A, 240V fusible switch designed to slot into existing QMQB-based installations with minimal modification.

Ideal use cases

• Commercial buildings needing reliable panelboard isolation for lighting feeders and distribution circuits.
• Industrial environments that benefit from compact, fusible switching for three-phase distribution.
• Retrofits or upgrades of Federal Pioneer panelboards requiring a fusible switch with confirmed compatibility.
• Service panels and switchboards that demand a clear, safe means to isolate feeders during maintenance or fault events.

How it works in practice

• When installed with the correct upstream fuse class, the QMQB1132 delivers dependable load switching to power distribution circuits.
• It provides overcurrent protection to help prevent damage from faults while preserving circuit-level isolation for safe servicing.
• It offers a straightforward path to compliance with standard panelboard practices for lighting and distribution configurations.

Technical snapshot

• Amperage: 100 A
• Voltage: 240 V
• Poles: 3 (three-phase)
• Series: QMQB
• Manufacturer: Federal Pioneer / Federal Pacific
• Part Number: QMQB1132

Practical tips for best results

• Pair this fusible panelboard switch with the correct upstream fuse class to achieve intended overcurrent protection and coordination.
• Verify your panelboard’s space and mounting provisions to ensure a proper fit within QMQB-based installations.
• Label circuits clearly to reflect the switch’s role in isolation and protection for maintenance planning and safety audits.
• Include this switch as part of a planned maintenance routine to monitor fuse health and ensure reliable operation over time.

For projects involving lighting and distribution panelboards that demand durable, code-aligned isolation and protection, the Federal Pioneer QMQB1132 3-pole fusible switch provides a precise, reliable solution designed to integrate smoothly with existing QMQB-based installations.