Panel-Mount & Panelboard Switches

Shop panel-mount and panelboard switches including Square D QMB, Federal Pioneer QMQB, GE QMR, Siemens/ITE and other legacy switch families. Ampstate supplies fusible and non-fusible replacement switches for industrial and commercial distribution equipment.

Panelboard Switch Selection

Search by exact catalog number whenever possible. Confirm manufacturer, switch family, amperage, voltage, poles, fuse class, mounting style and panel nameplate before ordering. Send photos and specifications to sales@ampstate.com for compatibility review and a quote.

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Siemens HCP328HT – 1200A, 3-Pole Panelboard Switch (Class T) – HCP Series
Siemens HCP328HT – 1200A, 3-Pole Panelboard Switch (Class T) – HCP Series

Siemens HCP328HT – 1200A, 3-Pole Panelboard Switch (Class T) – HCP Series

Regular price $10.00
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Engineered for the most demanding industrial power routes, the Siemens HCP328HT 1200A, 3-Pole Panelboard Switch...
Siemens HCP367H – 800A, 3-Pole Panelboard Switch (Class L) – HCP Series
Siemens HCP367H – 800A, 3-Pole Panelboard Switch (Class L) – HCP Series

Siemens HCP367H – 800A, 3-Pole Panelboard Switch (Class L) – HCP Series

Regular price $10.00
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Siemens HCP367H — an 800 A, 3-pole panelboard switch purpose-built for demanding industrial panelboards and...
Siemens HCP327HT – 800A, 3-Pole Panelboard Switch (Class T) – HCP Series
Siemens HCP327HT – 800A, 3-Pole Panelboard Switch (Class T) – HCP Series

Siemens HCP327HT – 800A, 3-Pole Panelboard Switch (Class T) – HCP Series

Regular price $10.00
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The Siemens HCP327HT – 800A, 3-Pole Panelboard Switch (Class T) from the proven HCP Series...
Siemens HCP367HJ600 – 600A, 3-Pole Panelboard Switch (Class J) – HCP Series
Siemens HCP367HJ600 – 600A, 3-Pole Panelboard Switch (Class J) – HCP Series

Siemens HCP367HJ600 – 600A, 3-Pole Panelboard Switch (Class J) – HCP Series

Regular price $10.00
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Engineered for demanding modern electrical distributions, the Siemens HCP367HJ600 – 600A, 3-Pole Panelboard Switch (Class...
Siemens HCP367HJ400 – 400A, 3-Pole Panelboard Switch (Class J) – HCP Series
Siemens HCP367HJ400 – 400A, 3-Pole Panelboard Switch (Class J) – HCP Series

Siemens HCP367HJ400 – 400A, 3-Pole Panelboard Switch (Class J) – HCP Series

Regular price $10.00
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The Siemens HCP367HJ400 from the HCP Series is a purpose-built 400 A, 3-pole panelboard switch...
Square D QMJ366 – 600A, 600V, 3-Pole Fusible Panelboard Switch – QMJ Series
Square D QMJ366 – 600A, 600V, 3-Pole Fusible Panelboard Switch – QMJ Series

Square D QMJ366 – 600A, 600V, 3-Pole Fusible Panelboard Switch – QMJ Series

Regular price $10.00
Sale price $10.00 Regular price
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The Square D QMJ366 is engineered for rugged, reliable load disconnect and precise overcurrent protection...
Square D QMJ365 – 400A, 600V, 3-Pole Fusible Panelboard Switch – QMJ Series
Square D QMJ365 – 400A, 600V, 3-Pole Fusible Panelboard Switch – QMJ Series

Square D QMJ365 – 400A, 600V, 3-Pole Fusible Panelboard Switch – QMJ Series

Regular price $10.00
Sale price $10.00 Regular price
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Square D QMJ365 is a rugged 3-pole fusible panelboard switch engineered for dependable load disconnect...
Square D QMB367W – 800A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series
Square D QMB367W – 800A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series

Square D QMB367W – 800A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series

Regular price $10.00
Sale price $10.00 Regular price
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The Square D QMB367W is a purpose-built 800 A, 600 V, 3-pole fusible panelboard switch...
Square D QMB366W – 600A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series
Square D QMB366W – 600A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series

Square D QMB366W – 600A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series

Regular price $10.00
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Introducing the Square D QMB366W—a rugged 3-pole fusible panelboard switch purpose-built for reliable load disconnect...
Square D QMB365WT6 – 400A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series (Class T fuse version)
Square D QMB365WT6 – 400A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series (Class T fuse version)

Square D QMB365WT6 – 400A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series (Class T fuse version)

Regular price $10.00
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Introducing the Square D QMB365WT6 — a purpose-built fusible panelboard switch that anchors safe, reliable...
Square D QMB365W – 400A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series
Square D QMB365W – 400A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series

Square D QMB365W – 400A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series

Regular price $10.00
Sale price $10.00 Regular price
Unit price
The Square D QMB365W is a rugged 400A, 600V, 3-pole fusible panelboard switch designed to...
Square D QMB364W – 200A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series
Square D QMB364W – 200A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series

Square D QMB364W – 200A, 600V, 3-Pole Fusible Panelboard Switch – QMB Series

Regular price $10.00
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Introducing the Square D QMB364W — a purpose-built fusible panelboard switch from Schneider Electric's trusted...
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