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circuit-breaker

Murray MP3100 100A 3P Circuit Breaker, Plug-On | AmpState

Part Number MP3100
Amperes 100
Poles 3
Product Type circuit-breaker
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Manufacturer :Murray
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Replacement available
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Picture available on request
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CSA / UL Approved
Regular price $534.00
Sale price $534.00 Regular price
Unit price
Save

Seamless online shopping experience guaranteed with easy shipping and returns policy.

Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.

Icon
Secure transaction
Icon
FREE & fast shipping on orders over $49
Icon
CSA approved with 1 year warranty
Icon
30 day returns

Murray MP3100 100A 3P Circuit Breaker, Plug-On | AmpState

Regular price $534.00
Sale price $534.00 Regular price
Unit price
Product description
Shipping

Meet the Murray MP3100 100A 3P Circuit Breaker, a plug-on solution you can trust for reliable protection of panelboards, load centers, and electrical distribution networks.

Engineered for fast installation and straightforward field service, this 3-pole, 100-amp breaker is ideal for three-phase circuits in commercial and industrial environments where precise part-number matching matters.

  • Plug-On design: enables rapid, secure mounting with fewer tools and connections, reducing labor time during panel upgrades or maintenance.
  • Direct part-number match: for Murray MP3100 ensures compatibility with existing equipment and minimizes the risk of mismatched breakers.
  • Three-pole configuration: provides synchronized protection for three-phase systems, helping to prevent imbalance and protect equipment.
  • Compact, panel-friendly form factor: fits crowded panel spaces often found in service rooms and distribution panels.
  • Reliable protection at 100 A: guards branch circuits against overcurrent, reducing risk of equipment damage and downtime.

Who is this for? Maintenance teams, panel builders, and spare-inventory managers who require a dependable, readily identifiable part with exact compatibility. AmpState stocks Murray MP3100 breakers to support fast replacements and predictable maintenance planning. If you're unsure about fit or need confirmation, send us a note and we’ll verify compatibility for your panel and distribution arrangement.

Key specifications

  • Manufacturer: Murray
  • Part Number: MP3100
  • Product Type: Circuit Breaker
  • Amperage: 100 A
  • Poles: 3
  • Mounting: Plug-On
  • Availability: AmpState

Contact sales@ampstate.com

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What Our Customers Say

4.9 (38 reviews)

General feedback we often hear from customers purchasing industrial electrical parts.

Verified

Matched our existing hardware and fit as expected. Clean install.

Maintenance · Retrofit work

Verified

Quick confirmation on details and a smooth ordering process.

Purchasing · Fast turnaround

Verified

Came well packed. Labeling made receiving and staging easy.

Warehouse · Receiving

Fast industrial sourcing support

Need help?

  • Request a quote
  • Need a BOM priced for your project
  • Not sure which part is correct
  • Need an equivalent or replacement
  • Send your part list and get a fast reply

Email us at sales@ampstate.com for pricing, availability, alternates, and project support.

Email for a quote Typical reply: same business day