
MAL36300 - 300 Amp Circuit Breaker

- 300 Amp
- 22k @ 600VAC; 30k @ 480VAC; 42k @ 240VAC
- 3 Pole
Purchase Options:
MAL36300 - 300 Amp Circuit Breaker Description
MAL36300 - 300 Amp Circuit Breaker
Finding the right breaker for your existing electrical equipment comes down to matching the key details. The MAL36300 is a 300 amp, 3-pole MAL thermal magnetic molded case circuit breaker rated for 60Hz operation and 40 °C. For legacy equipment with the same electrical and physical specifications, the MAL36300 can be considered a form, fit, and functional replacement candidate. Its solid molded-case construction is built to last when the breaker is properly selected, installed, and maintained.
Key Features and Benefits
- 300 Amp Rating: Rated at 300A for applications that specifically require this amperage.
- 3-Pole Configuration: Provides the three-pole arrangement specified for the MAL36300.
- MAL Type: The MAL designation gives you an important reference point when matching an existing breaker.
- Thermal Magnetic Breaker: Uses the thermal-magnetic configuration specified for this model.
- Line and Load Lugs Included: Includes both line-side and load-side lugs, helping simplify comparison with the breaker being replaced.
- 60Hz Operation: Specified for 60Hz electrical applications.
- 40°C Rated: The supplied specifications identify the MAL36300 with a 40°C rating.
- Built to Last: Solid molded-case construction suited to its intended electrical application when correctly selected, installed, and maintained.
Technical Specifications
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Part Number: MAL36300
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Type: MAL
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Product Type: Molded Case Circuit Breaker
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Trip Type: Thermal Magnetic
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Amperes: 300A
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Poles: 3
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Frequency: 60Hz
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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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Lugs: Line and load lugs included
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Height: 14.0 in.
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Width: 9.0 in.
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Depth: 4.53 in.
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Dimensions: 9.00"W x 14.00"L x 4.53"D
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Approx. Shipping Weight: 39.00 lbs.
Material Compliance and Certifications
Specific agency certifications and material-compliance information were not provided in the available MAL36300 specifications. Therefore, do not assume UL, IEC, RoHS, REACH, or other certification status.
Where a particular listing, approval, or material-compliance standard is required, confirm that information from the breaker markings and applicable technical documentation before installation.
Where It Works Best
The MAL36300 300 amp circuit breaker is best suited as a replacement candidate for compatible existing or legacy electrical equipment that calls for a 3-pole MAL thermal magnetic molded case circuit breaker with matching ratings and physical requirements.
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.
Square D® is a registered trademark of Schneider Electric. Products sold are surplus, used, or refurbished and are NOT supplied by Schneider Electric or its affiliates.
Specifications
- Width:9.0
- Height:14.0
- Depth:4.53
- Poles:3
- Amperes:300
- A.I.C. Rating & Volts:22k @ 600VAC; 30k @ 480VAC; 42k @ 240VAC
- Type:MAL
- Approx Dimensions:9.00"W x 14.00"L x 4.53"D
- Additional Notes:60Hz, 40°C, Thermal Magnetic, Molded Case Circuit Breaker, Includes Line and Load Lugs - 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).