
MA3700 - 700 Amp Circuit Breaker


- 700 Amp
- 22k @ 600VAC; 30k @ 480VAC; 42k @ 240VAC
- 3 Pole
Purchase Options: New Surplus
MA3700 - 700 Amp Circuit Breaker Description
MA3700 - 700 Amp Circuit Breaker
The MA3700 is a 700 amp, 3-pole thermal magnetic circuit breaker made for your electrical equipment that requires an MA-type breaker with an interchangeable trip unit. For replacement work, the important part is matching the details—not simply finding another 700A breaker. When the amperage, pole count, dimensions, A.I.C. ratings, trip-unit configuration, and terminal requirements match the application, the MA3700 can be considered a form, fit, and functional replacement candidate. Its solid construction is built to last when properly selected, installed, and maintained.
Key Features and Benefits
- 700 Amp Rating: Provides the specified 700A rating for electrical applications that call for this exact capacity.
- 3-Pole Configuration: Three poles provide another clear specification to check against the breaker being replaced.
- Thermal-Magnetic Operation: The MA3700 uses a thermal-magnetic circuit breaker configuration.
- Interchangeable Trip Unit: Supplied with an interchangeable trip unit, an important compatibility detail when matching existing MA equipment.
- Load-Side Terminals Included: This breaker includes load-side terminals.
- 40°C Rated: The supplied specifications identify the MA3700 as a 40°C-rated breaker.
- Built to Last: Solid construction suits its intended electrical application when the breaker is selected, installed, and maintained correctly.
Technical Specifications
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Part Number: MA3700
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Type: MA
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Product Type: Circuit Breaker
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Operation: Thermal Magnetic
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Amperes: 700A
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Poles: 3
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Trip Unit: Interchangeable
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Temperature Rating: 40°C
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A.I.C. Rating & Volts: 22k @ 600VAC; 30k @ 480VAC; 42k @ 240VAC
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Terminals: Load-side terminals included
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Height: 16.0 in.
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Width: 8.25 in.
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Depth: 4.0 in.
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Dimensions: 8.25"W x 16.00"L x 4.00"D
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Approx. Shipping Weight: 50.00 lbs.
Material Compliance and Certifications
The available specifications for the MA3700 did not include specific agency listings, certifications, or material-compliance information. For that reason, do not assume UL, IEC, RoHS, REACH, or other compliance status.
Where It Works Best
The MA3700 700A circuit breaker is best considered for existing electrical equipment that specifically requires a 700-amp, 3-pole MA thermal magnetic breaker with an interchangeable trip unit. This is especially relevant for maintenance and replacement situations where the goal is to preserve the required form, fit, and electrical function.
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. CIRCUIT BREAKER SUPERSTORE® is an independent reseller and is not an authorized distributor, affiliate, or representative of any manufacturer. Manufacturer warranties do not apply unless expressly stated. All trademarks and registered trademarks are the property of their respective owners.
Eaton®, Cutler-Hammer®, Westinghouse®, Challenger®, Bussmann®, Edison®, Edison Fuse®, GTE Sylvania®, Crouse-Hinds®, and Cooper® are registered trademarks of Eaton Corporation plc. Products sold are surplus, used, or refurbished and are NOT supplied by Eaton Corporation plc or its affiliates.
Specifications
- Width:8.25
- Height:16.0
- Depth:4.0
- Poles:3
- Amperes:700
- 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. - discontinued by the Manufacturer
Returns are easy
You may return unused items within 30 days of delivery for a full refund.
FREE ground shipping on breaker orders over $100 and all other items with orders over $500.
Shipping charges are Prepaid and Allowed on UPS Ground orders for all other products on orders over $500.00, again only when shipping within the lower 48 continental United States, provided the product(s) can safely ship UPS Ground.
If the product cannot safely ship via UPS Ground, or is too heavy to ship UPS Ground, then the product will be shipped via freightliner at buyer's expense.
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).