Molded Case Circuit Breaker, LEGACY MCCB Series, 400A, 2 Pole, 600V AC, 42kA at 240V AC MPN:LA26400BC
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In Stock
Free Shipping
In Stock
SKU
510-G3112532
Molded Case Circuit Breaker, LEGACY MCCB Series, 400A, 2 Pole, 600V AC, 42kA at 240V AC
Protect your electrical system with the LEGACY MCCB Series 400A 2-Pole Circuit Breaker from Square D. Designed for use with I-Line panelboards, this high-performance breaker offers a high amp trip setting of 4,000A and a low amp trip setting of 2,000A, ensuring reliable protection against overloads and short circuits. With a maximum air rating of 42kA at 240V AC, this breaker is ideal for applications where high current levels are present, such as in commercial and industrial settings. Its compact design and plug-in mounting style make it easy to install and maintain, providing peace of mind for electrical professionals.
Top product features:
- Molded Case Circuit Breaker with 400A amp rating
- Trip setting adjustable for instantaneous tripping
- Thermal magnetic trip type for reliable circuit protection
Top product applications:
- Main Power Distribution Panel
- Industrial Power Distribution Systems
- Commercial Power Distribution Systems
Molded Case Circuit Breaker, 400 A Amps, AC Voltage Rating 600V AC, Max. AIR Rating 42kA at 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 2, DC Voltage Rating 250V DC, Terminal Connection Lug, Trip Type Thermal Magnetic, Phase Single, Instantaneous Trip Adjustable, Phase Connection BC, Frame Size 400A/LA, Circuit Breaker Mounting Style Plug In Panelboard, Height 11 in, Width 6 in
Additional Information
- Country of Origin: MX
- Drop Ship Item: Yes
- Blind Ship Eligible: No
- LTL Freight Required: No
- Lead Time: Ships in 7 days
- Minimum Order Quantity: 1
- Unit of Measure: EA
- Package Length: 17.50
- Package Width: 11.50
- Package Height: 9.30
- Package Weight: 16.35
Product info last updated on February 2, 2026 5:34pm UTC
Category: Circuit Protection