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** Picture is for identification purposes only and may not represent the actual amperage of the product listed **

MA3250 - 250 Amp Circuit Breaker

  • 250 Amp
  • 22k @ 600VAC; 30k @ 480VAC; 42k @ 240VAC
  • 3 Pole
Circuit BreakersSKU: MA3250 [NS]

Purchase Options: New Surplus

MA3250 - 250 Amp Circuit Breaker Description

MA3250 - 250 Amp Circuit Breaker

Looking for dependable performance in harsh environments? The MA3250 gives you steady, heavy‑duty protection when it counts. Engineered with a tried‑and‑true MA frame and a thermal‑magnetic trip mechanism, it responds quickly to overcurrents and short circuits—keeping your critical systems safe without missing a beat.

Key Features and Benefits

  • Thermal‑Magnetic Trip Unit: Delivers double-action protection—slow‑acting for overloads, fast‑acting for short circuits—to protect your equipment intelligently.
  • Interchangeable Trip Unit: Gives you the freedom to tailor protection based on your unique system requirements, making upgrades or changes hassle‑free.
  • Sturdy MA Frame Design: Built to last through tough industrial settings without the unnecessary jargon—just reliable, long-term support.

Technical Specifications

  • Type: 3‑Pole Thermal‑Magnetic Circuit Breaker
  • Current Rating: 250 Amps
  • Interrupting Capacity (A.I.C.):
    • 22 kA @ 600 VAC
    • 30 kA @ 480 VAC
    • 42 kA @ 240 VAC
  • Frame: MA Series
  • Size:
    • Width: 8.25 inches
    • Length: 16.00 inches
    • Depth: 4.00 inches
  • Weight: Approximately 50 lb
  • Max Operating Temperature: 40 °C

Material Compliance and Certifications

  • This breaker is built to meet rigorous safety and performance standards—so you can trust it's made for real‑world work. It’s tested for conformity to key electrical codes, so you won’t have to sweat the compliance stuff.

Suitability

  • When maintenance calls for a dependable, high-capacity breaker that slips cleanly into your existing setup, the MA3250 shines. It’s ideal for servicing industrial or commercial spaces—think manufacturing floors, plant maintenance rigs, or renovation jobs—where a strong, dependable breaker is a necessity, not a luxury.

Use of Original Equipment Manufacturer (OEM) trademarks, names, and logos is for informational and identification purposes only. This does not imply any affiliation, sponsorship, endorsement, or approval by the original equipment manufacturer. All trademarks and registered trademarks are the property of their respective owners.

Specifications

  • Width:8.25
  • Height:16.0
  • Depth:4.0
  • Poles:3
  • Amperes:250
  • A.I.C. Rating & Volts:22k @ 600VAC; 30k @ 480VAC; 42k @ 240VAC
  • Type:MA
  • Approx Dimensions:8.25"W x 16.00"L x 4.00"D
  • Additional Notes:40°C Rated, Thermal Magnetic Circuit Breaker With Interchangeable Trip Unit. This item includes load-side terminals.

Returns are easy

You may return unused items within 30 days of delivery for a full refund.

FREE shipping on breaker orders over $100 and all other items with orders over $500.

CIRCUIT BREAKER SUPERSTORE® offers one to five day delivery in the United States. The variation depends on the chosen shipping speed and the warehouse location for the product(s).

Same Day Shipping

We strive to ship out your items within one business day.

In rare circumstances, CIRCUIT BREAKER SUPERSTORE® may reserve up to 5 business days to complete shipment. Feel free to contact us if your order is time sensitive.

CIRCUIT BREAKER SUPERSTORE® provides a limited 1-year warranty on both new and reconditioned products. Rest assured, all products are authentic OEM (original equipment manufacturer).

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