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Exactly what we needed for a shutdown replacement. No surprises.
Plant · Shutdown
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Circuit Breaker
Square D | FI36045 | Circuit Breaker | 45A | 3-Pole
| Amperes | 45 |
| Poles | 3 |
| Product Type | Circuit Breaker |
Regular price
$510.00
Sale price
$510.00
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.
Square D | FI36045 | Circuit Breaker | 45A | 3-Pole
Regular price
$510.00
Sale price
$510.00
Regular price
Unit price
Product description
Shipping
Square D FI36045 45A 3-Pole Circuit Breaker — a genuine Square D protective device designed for reliability in maintenance, retrofit, and replacement projects where exact specifications matter.
With a 45-amp rating and a 3-pole design, the FI36045 protects three-phase circuits in compatible panels. When exact matching is essential, this part number serves as the strongest compatibility reference, helping you avoid mismatched replacements and unnecessary downtime.
- Amperage: 45A
- Poles: 3-Pole
- Part reference: FI36045
- Applications: maintenance, retrofit, and replacement that require precise specs
- Compatibility tip: Confirm fit and ratings before ordering; use the FI36045 part number as the best reference
Why choose this FI36045 for your panel?
As a trusted Square D solution, it provides dependable circuit protection for three-phase setups and aligns with existing protection schemes in compatible electrical panels. Using the exact FI36045 ensures you maintain consistent trip characteristics and electrical performance during service or upgrades, reducing risk and downtime.
- Ideal for: industrial control panels, commercial electrical rooms, or retrofit projects where a 3-pole, 45A breaker is required
- Practical tips: verify your panel model and label to ensure fit, and keep a spare FI36045 on hand for planned maintenance
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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
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Looks and feels like a proper industrial-grade part. Works as expected.
Service · Field install
