Molded Case Circuit Breaker, LEGACY MCCB Series, 400A, 3 Pole, 600V AC, 42kA at 240V AC MPN:LA36400
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In Stock
Free Shipping
In Stock
SKU
510-G2780827
Molded Case Circuit Breaker, LEGACY MCCB Series, 400A, 3 Pole, 600V AC, 42kA at 240V AC
The LEGACY MCCB Series from Square D is a reliable and efficient molded case circuit breaker designed for use with I-Line panelboards. With a high amp trip setting of 4,000 A and low amp trip setting of 2,000 A, this circuit breaker provides enhanced protection for high-power applications. Its thermal magnetic trip type ensures fast and accurate fault detection, making it ideal for use in commercial and industrial settings. Suitable for use in applications such as data centers, hospitals, and manufacturing facilities, this circuit breaker offers a high level of reliability and performance, making it a valuable addition to any electrical system.
Top product features:
- Trip Type Thermal Magnetic
- High Amp Trip Setting 4,000 A
- Instantaneous Trip Instantaneous
Top product applications:
- Main Electrical Panels
- I Line Panelboards
- Industrial Electrical Systems
Molded Case Circuit Breaker, 400 A Amps, AC Voltage Rating 600V AC, Max. AIR Rating 42kA at 120/240V AC, For Use With I Line Panelboards, Series LA, High Amp Trip Setting 4,000 A, Low Amp Trip Setting 2,000 A, Circuit Breaker Type Standard, Number of Poles 3, DC Voltage Rating 250V DC, Terminal Connection Lug, Trip Type Thermal Magnetic, Phase Three, Instantaneous Trip Instantaneous, Phase Connection ABC, Frame Size 400A/LA, Circuit Breaker Mounting Style I-Line, Height 11 in, Width 6 in
Additional Information
- Country of Origin: MX
- Drop Ship Item: No
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 1 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 9.40
- Package Width: 8.50
- Package Height: 17.80
- Package Weight: 17.85
Product info last updated on January 13, 2026 2:00pm UTC
Category: Circuit Protection