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Exactly what we needed for a shutdown replacement. No surprises.
Plant · Shutdown
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Circuit Breaker
MPLA4K | Circuit Breaker | 400A | 600V
★★★★★
| Part Number | MPLA4K |
| Amperes | 400 |
| Voltage | 600 |
| Product Type | Circuit Breaker |
Regular price
$310.00
Sale price
$310.00
Regular price
Unit price
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Seamless online shopping experience guaranteed with easy shipping and returns policy.
Shop with Confidence: Our Products come with a Reliable Year-Long Warranty.
MPLA4K | Circuit Breaker | 400A | 600V
Regular price
$310.00
Sale price
$310.00
Regular price
Unit price
Product description
Shipping
Meet the MPLA4K circuit breaker — a purpose-built industrial protection device designed for reliability in demanding electrical systems. With a 400 A rating and 600 V maximum, this unit is tailored for maintenance, retrofit, and replacement tasks where exact specifications matter. The MPLA4K designation ensures you’re choosing a part that aligns with your existing setup, minimizing guesswork during service or upgrades.
Key specs at a glance
- Amperage: 400 A
- Voltage: 600 V
- Reference: MPLA4K — the best reference for compatibility
Why MPLA4K stands out
This isn’t a generic replacement. The MPLA4K is engineered for industrial environments where compatibility and precise ratings matter. Its 400 A protection paired with a 600 V rating supports a broad range of feeders and panels, making it a dependable choice for ongoing maintenance, timely retrofits, and clean replacements that keep equipment protected and downtime minimized.
Ideal use cases
- Maintenance of aging electrical panels in manufacturing facilities where reliable protection is essential
- Retrofit projects requiring an exact 400 A / 600 V specification to maintain system integrity
- Replacement of worn or failed breakers where the part number MPLA4K is the best compatibility reference
How to ensure a perfect fit
Notes: Confirm fit and ratings before ordering. The part number MPLA4K is the best reference for compatibility to avoid mismatches and installation delays.
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What Our Customers Say
General feedback we often hear from customers purchasing industrial electrical parts.
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Good communication and clear updates while the order was processed.
Project · Coordination
Verified
Looks and feels like a proper industrial-grade part. Works as expected.
Service · Field install
